Gustav Lo, MD

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Mackenzie Swanson, NPC

Colleen Clarke-Romero, ARNP, DCNP

Founder, Serene Advanced Skin Care

Colleen has more than a decade of experience as a family nurse practitioner specializing in dermatology. She is also certified in a variety of laser treatments with 12 years of aesthetic laser treatments as a nurse practitioner.

Colleen’s certifications include Neurotoxins, Dermal Fillers, Laser Safety, Skin Rejuvenation, VI Peel, Micro Needling, PRP/PRF, body contouring, hair restoration and she is a ZO Skin Health Expert. Her passion is helping clients feel confident and comfortable in their skin.

Maurica Cox, PA-C

Regenerative PCP

Maurica, NP-C is an Aesthetic & Regenerative PCP at CSLC & RegenCen in Petoskey, bringing over 20 years of experience in healthcare, including more than a decade specializing in women’s health. She is passionate about helping patients feel their best at every stage of life, offering cutting-edge regenerative treatments tailored to individual needs. Known for her compassionate approach and proven results, Maurica builds lasting relationships with patients who trust her expertise in optimizing health, vitality, and confidence.

At CSLC & RegenCen in Petoskey, Michigan, Maurica specializes in bioidentical hormone therapy, medical weight loss injections, and advanced regenerative treatments to help patients in Petoskey, Harbor Springs, Charlevoix, and throughout northern Michigan regain energy and well-being. She offers hormone consultations, NAD+ IV therapy, and feminine rejuvenation procedures like MorpheusV and FormaV, providing personalized solutions for hormone imbalance, menopause, urinary and bladder concerns, vaginal dryness, and painful intercourse. Imagine waking up with more energy, balanced hormones, and renewed confidence — Maurica helps make that possible. Book a consultation at CSLC & RegenCen in Petoskey today and start your journey to feeling your best.

Lee Middleton, BSN, RN

Regional Aesthetic Consultant (Education & Integration)

Lee Middleton, BSN, RN joined Cosmetic Skin & Laser Center in 2009 and is a trusted Regional Aesthetic, Menopause Medicine/BHRT and Regenerative Consultant, drawing on her years of expertise to help clients achieve their self-care and healthspan goals. With a background in obstetrics and gynecology and 15+ years experience as a cosmetic injector, Lee brings a unique blend of medical insight and aesthetic knowledge to her consultations. Known for her personalized, educational approach, she leads clients and helps them choose the best treatments for their needs and creates customized aesthetic plans that deliver natural, confidence-boosting results.

Lee provides expert consultations for clients interested in Botox, dermal fillers, Sculptra, Ultherapy, and advanced skin rejuvenation treatments. Her commitment to a tailored, results-driven experience ensures that each client receives a customized aesthetic plan to achieve their unique goals. Lee’s consultative approach and dedication to aesthetics education make her a trusted advisor across all our Florida locations, empowering clients to make informed choices about their care.

She takes special interest in helping women with bladder control and dryness complaints during perimenopause and menopause at our regenerative division, RegenCen. Lee is passionate about the benefits of bioidentical hormone replacement for symptom relief and disease prevention during menopause. She has two lovely grown children and enjoys spending time in South Africa with her husband.

Ashley Lamb, NP-C

Aesthetic & Regenerative PCP

Ashley, NP-C, brings a wealth of critical care expertise and a commitment to excellence in patient care to her role at CSLC & RegenCen. Her career began at the bedside in intensive care units (ICU), where she developed advanced skills in managing complex medical needs, including through travel nursing assignments. After earning her credentials as a Nurse Practitioner, Ashley continued to sharpen her clinical skills in roles as a Hospitalist and in Neurosurgery. Having battled her own medical journey for years, Ashley found a renewed purpose in regenerative medicine, which aligns with her dedication to health optimization and aesthetics, helping patients look and feel their absolute best.

At CSLC & RegenCen, Ashley offers personalized aesthetic and wellness solutions for the Fenton community, specializing in Botox, dermal fillers, Sculptra, aesthetic and hormonal consultations, medical weight loss, and menopause medicine. She is particularly skilled in treating hot flashes and treating menopause in Fenton, providing women with effective treatments for these common symptoms. As a top botox provider in Fenton and a female medical weight loss provider in Fenton, patients trust Ashley for her transformative approach to rejuvenation and her compassionate understanding of health challenges. Known for her dedication to visible, lasting results, Ashley crafts customized treatment plans to help each patient achieve their wellness and aesthetic goals. With a focus on empowering her patients and boosting their confidence, Ashley’s expertise makes her a top choice for those in Fenton looking to enhance their health and beauty. Don’t wait to transform your wellness — book your consultation with Ashley today and take the first step toward feeling (and looking) your best!

Stephanie Case, PA-C

Regional Clinical Lead & Consultant

Stephanie, PA-C is an experienced aesthetic & regenerative provider at Cosmetic Skin & Laser Center (CSLC) & RegenCen, bringing over eight years of expertise to our practice. With a solid foundation in trauma critical care and plastic surgery, Stephanie combines her extensive medical knowledge with a passion for aesthetic and regenerative medicine. She is deeply committed to helping patients look and feel their best, blending science and artistry to deliver real, lasting results that boost confidence and improve overall wellness.

At CSLC & RegenCen, Stephanie offers a comprehensive range of advanced treatments, including InMode Morpheus8 and Ultherapy. Trained at CSLC & RegenCen University under the expert guidance of Dr. Gustav Lo, Anna Donaghy, and Kolleen Bartosek, Stephanie provides personalized, transformative care to patients in Palm Beach, Wellington, and Hobe Sound, FL locations. Whether you’re looking to rejuvenate your appearance, restore vitality, or move and function better, Stephanie's approach ensures results with minimal downtime. Patients in Palm Beach, Wellington, and Hobe Sound trust Stephanie for her expertise and dedication to achieving their aesthetic and wellness goals. Book your consultation with Stephanie today to begin your transformation. Spaces fill quickly, so don’t wait— contact us now to schedule your appointment at one of our convenient locations in Palm Beach, Wellington, or Hobe Sound.

Wendy Najarian, PA-C

RegenCen & CSLC Master Provider, Medical Lead, Hormone Replacement Provider

Wendy Najarian is a Physician Assistant, Medical Lead, and hormone replacement provider in our Birmingham / Bloomfield Hills, MI location.

She earned her Bachelor of Science at The University of Michigan In Ann Arbor and received her Masters in Physician Assistant Studies from Wayne State University in Detroit. After working in Internal Medicine and Dermatology, Wendy has brought her expertise and experience to CSLC / RegenCen.

Wendy's passion for this industry stems from the reward of helping others achieve the harmony of feeling their healthy youthful self on both the inside and outside so life can be more enjoyable. She is a caring and thoughtful provider who is experienced in discussing and creating optimized treatment plans for an individual to achieve both their regenerative and aesthetic goals.

Wendy currently resides in Bloomfield HIlls. In her free time, she enjoys playing tennis, golf and traveling with family and friends.

Marli Ehrlich, PA-C

Aesthetic & Regenerative PCP

Marli, PA-C, is a compassionate and highly skilled professional with extensive training in aesthetic and regenerative medicine. With a background in pediatric surgery, Marli transitioned into the field of aesthetics, where she quickly made a name for herself by helping patients look and feel their best. Certified in advanced aesthetic technologies, including InMode and Ultherapy, she has received specialized training through CSLC University under the mentorship of Lee Middleton and Kolleen Bartosek. Her precision, attention to detail, and genuine care for her patients ensure that each treatment is customized for optimal, natural results.

At Cosmetic Skin & Laser Center (CSLC) locations in Palm Beach, Wellington, and Hobe Sound, Florida, Marli offers an array of transformative aesthetic treatments, including skin rejuvenation, Botox injections, Sculptra, PRP/PRF injections, body contouring, and anti-aging solutions. Whether you’re looking to restore a youthful glow, sculpt your body, or turn back the hands of time, Marli takes a personalized approach, tailoring every treatment to your unique needs and goals. Her commitment to staying at the forefront of aesthetic advancements ensures that you receive the most innovative, effective treatments available. Marli’s patients consistently report confidence-boosting results, not just in their appearance but in their overall well-being. Book your consultation with Marli today in our Palm Beach, Wellington, or Hobe Sound locations. Don’t wait — appointments are filling up quickly, and Marli is eager to help you look and feel your absolute best.

Marcy Carr, PA-C

Aesthetic & Regenerative PCP

Marcy, PA-C is a trusted Aesthetic & Regenerative Provider, bringing a refined approach to anti-aging and skin rejuvenation. With years of hands-on experience in dermatology and regenerative medicine, Marcy is known for delivering subtle yet transformative results. Her meticulous attention to detail, combined with an artistic eye, ensures patients achieve a refreshed, youthful look without appearing overdone. Whether smoothing wrinkles, restoring lost volume, or enhancing facial contours, Marcy specializes in customized, natural-looking treatments that elevate confidence and beauty at any age.

At Cosmetic Skin & Laser Center (CSLC) & RegenCen in Winter Park and Lake Mary, Florida, Marcy provides advanced aesthetic and regenerative treatments, including Botox, dermal fillers, skin rejuvenation, menopause medicine, PRF/PRP injections, and more. Patients throughout Winter Park, Lake Mary, and the surrounding Orlando area trust her expertise to achieve natural, long-lasting results. With specialized training under industry leader Lee Middleton at CSLC University, Marcy is highly skilled in full-face assessment and precision injection techniques tailored to each patient’s unique features. Her compassionate approach and commitment to excellence make her the go-to provider for anti-aging medicine and skin rejuvenation in Winter Park and Lake Mary. Appointments are limited — book your consultation today and start your journey to looking and feeling your best.

Crystal Kherkher, PA-C

Aesthetic & Regenerative Master Provider, Master Injector, Lead Aesthetic Consultant

Crystal Kherkher, PA-C is from From Troy, Michigan. She graduated from Oakland University with a Health Science Bachelors in Rochester, Michigan, then graduated with her Masters in Physician Assistant Studies from Midwestern University in Downers Grove, Illinois.

Crystal worked at a top 10 Allergan account in Southern California, then transitioned to Northern California as a Lead Clinician for a Plastic Surgery and Dermatology practice.

She loves combining medicine with aesthetics and being able to positively directly impact peoples self-confidence, and her strengths are full facial and body balancing as well as skin rejuvenation treatments in Bloomfield Hills.

Outside of the office, Crystal enjoys working out, playing all sports, traveling, going to concerts and spending time with loved ones.

Kayla Patnode, PA-C

Aesthetic & Regenerative PCP

Kayla Patnode, PA-C, our CSLC and RegenCen Master Provider, graduated with a Bachelor's of Science in Kinesiology with a minor in health promotion from Michigan State University. She graduated from Mary Baldwin University, Murphy Deming College of Health Sciences with Masters in Physician Assistant Studies.

She worked previously worked as a Certified Nursing Assistant (CNA) at a nursing home and rehabilitation facility in Lansing, MI and as a Medical Assistant (MA) in a dermatology office in Novi, MI. Kayla completed a PA school rotation in Lansing, MI where she was trained in treating varicose veins, acne, and hormone replacement therapy.

Kayla enjoys helping patients feel more confident and assisting with making their “ideal self” match what they see in the mirror in Ann Arbor and Chelsea, MI. She loves our regenerative services for helping patients continue to feel like themselves as they move through the journey of life.

Outside of the office, you'll find Kayla waterskiing (she competed on the Michigan State University waterski team for 4 years and was the first female to serve as men’s captain of the team), disc golf, hiking, and camping.

Aynsley Vanderkarr, PA-C

Aesthetic & Regenerative PCP

Aynsley Vanderkarr is a physician assistant and graduated from Central Michigan University. Aynsley has worked in emergency medicine, urgent care, and now in aesthetic medicine. Aynsley is certified in injectables including neurotoxin and filler, and is furthering her training at Chelsea Laser & Aesthetics in Chelsea, MI. Outside of work she enjoys being active and spending time with her husband, family, and German shepherds. She loves to travel and especially loves camping.

Katherine Hillig, NP

RegenCen & CSLC Master Provider, Master Injector

I am so excited to be working with Dr Howlin and Holly at Chelsea Laser and Aesthetics offering filler and neurotoxin treatments. I specialize in brow lifts, the dreaded ‘11s’, crows feet, lip flips and reversing signs of aging with discreet yet effective use of fillers in the cheeks, chin, hands and lips. After training under Dr Howlin, I follow her ‘less is more’ philosophy, with natural and stunning results.

I also offer health and wellness coaching. This is a physician led, science based “Optavia” program addressing life long changes in health habits. We focus on achieving optimal health: healthy weight, balanced nutrition, increased energy and sleep quality while reducing inflammation in Chelsea, MI.

I'm originally from New Zealand but recently relocated from Colorado with my husband and two boys to be closer to our family. We are loving all that Michigan has to offer, particularly in the summer!

Megan Marzec, APRN-CNP

RegenCen & CSLC Master Provider, Master Injector

Megan is from Toledo, Ohio and is our Master Regenerative Medicine Provider and Injector in our Ann Arbor office. She graduated with her BSN from The University of Toledo in and started her career as an RN in the ICU at Toledo Hospital. She graduated with her Master of Science in Nursing from Walden University and began pursuing her dream career as an aesthetic nurse practitioner.

She enjoys her career in aesthetic and regenerative medicine because it is the perfect blend of her two passions: the opportunity to take care of aging patients combined with her artistic skills/passion for skincare. Megan loves helping others carry themselves more confidently and feel more beautiful in their own skin.

We're grateful to have Megan on our team with her outstanding leadership abilities, dedication to our team, detail orientation, abilitiy to adapt with our growth, and her focus on team goals.

Outside of the office, Megan loves traveling, hiking, photography, cycling, running, and spending time with her nieces + nephews.

Samiha Rahman, PA-C

Regenerative PCP, BHRT & Weight Loss Specialist

Samiha, PA-C, is a skilled Regenerative Medicine, Bioidentical Hormone, and Medical Weight Loss Specialist who has helped hundreds of patients achieve measurable improvements in their health through personalized treatment plans. With a background as a Certified Nursing Assistant at UF Health Physical Rehabilitation Center and specialized clinical rotations in dermatology, Samiha combines her expertise with a passion for patient care to deliver exceptional results.

Samiha practices at RegenCen in Wellington and Palm Beach, FL, offering exclusive, innovative treatments such as bioidentical hormone replacement therapy (BHRT) in Wellington, menopause medicine in Palm Beach, low-T treatments, joint injections, and prescription weight loss that are all tailored to deliver exceptional results. Conveniently located near popular areas like Palm Beach Gardens, West Palm Beach, and Lake Worth, Samiha provides personalized treatment plans to help patients optimize their health and appearance. Serving patients throughout Palm Beach and Wellington, she is known for her empathetic and approachable nature, ensuring every patient feels informed, comfortable, and supported throughout their care journey.

Her professional certifications include InMode, Sciton, and Biote Hormone Replacement Therapy, highlighting her commitment to offering advanced, science-backed solutions. Schedule your consultation or treatment today with Samiha!

Shauna Stark, DNP-BC

Aesthetic & Regenerative PCP

Shauna Stark, DNP-BC joined RegenCen as our Doctor of Nursing Practice in our Petoskey & Harbor Springs offices in 2023. She holds her DNP and BSN from the University of Michigan-Flint, her BS in Biology from University of Detroit Mercy, and also obtained her EMT before pursuing nursing. She is a current standing Professor of Graduate Pathophysiology at her alma mater, University of Michigan-Flint.

She uses her extensive medical expertise to practice as a well-rounded, proficient, and trustworthy provider and aesthetic treatment consultant. Prior to discovering her passion for the industries and launching her career in Regenerative Medicine and Aesthetics, Shauna worked in Critical and Acute Care at McLaren. She has traveled internationally to Kenya, Cambodia, and the Dominican Republic as a provider and educational lead with the University to educate nursing students and help patients worldwide.

As a compassionate individual and talented provider in every facet of the industry, she is proud to help extend the healthspan of RegenCen patients. Shauna is passionate about travel and art. In her spare time, she enjoys spending time with her husband and golden retriever, being outside and drawing.

At RegenCen, Shauna offers:

PRF (platelet-rich fibrin) injections
Feminine or vaginal rejuvenation
Hormone replacement
IV therapy
Complimentary regenerative consultations

Teresa Vettese, NP-C

Regenerative PCP

Teresa Vettese, FNP-BC, joined Cosmetic Skin & Laser Center | RegenCen as an Aesthetic & Regenerative PCP in 2024. Teresa’s passion for holistic medicine and commitment to innovative treatments make her a trusted provider for patients seeking to look and feel their best. Known for her expertise in longevity and regenerative care, Teresa stays ahead of advancing medical developments, ensuring that her patients receive the most effective, personalized care. Whether you’re looking to move without pain, manage weight loss, or optimize your overall wellness, Teresa’s holistic approach delivers results that enhance your quality of life.

At Cosmetic Skin & Laser Center | RegenCen, Teresa offers bioidentical hormone therapy, hormonal consultations, and effective weight management solutions to patients in Petoskey, Michigan. As a leading expert in regenerative medicine, she is dedicated to providing wellness solutions tailored to the needs of those in northern Michigan. With a focus on personalized care and patient satisfaction, Teresa is committed to helping you achieve lasting, transformative results. Schedule your consultation today to discover why patients across Petoskey and northern Michigan choose Teresa for their regenerative care needs.

Heather Bur, NP-C

Regenerative PCP, BHRT & Weight Loss Lead

Heather NP-C is a highly experienced nurse practitioner with over 16 years in the medical field. After eight years as an ER nurse, she transitioned into advanced practice, spending another eight years in urgent care before focusing on regenerative and wellness medicine. Passionate about science-backed treatments, Heather helps patients restore energy, balance hormones, and achieve sustainable weight loss by leveraging the body’s natural ability to heal and optimize itself.

At CSLC & RegenCen in Petoskey, Michigan, Heather provides medical weight loss and hormone optimization for patients looking to improve their health and vitality. She specializes in bioidentical hormone replacement therapy (BHRT), menopause and Low-T treatments, and medical weight loss injections. Trusted by patients in Petoskey, Harbor Springs, and throughout northern Michigan, Heather offers expert guidance and customized treatments to help individuals regain energy, improve metabolism, and achieve long-term wellness. If you're in Petoskey or surrounding areas and ready to take control of your health, schedule a consultation today and start feeling your best.

Danielle Stevenson, PA-C

Regional Clinical Lead, Aesthetic & Regenerative PCP

Danielle is our Florida Regional Territory Manager and Aesthetic & Regenerative PCP. She is based in our Naples, FL Cosmetic Skin & Laser Center. She received her Master of Medical Science in Physician Assistant Studies from Midwestern University in Downers Grove, IL and her Bachelor of Science in Exercise Physiology from Florida State University in Tallahassee, FL.

She was born in Hinsdale, IL and moved to Naples, Florida when she was 2 years old. She grew up in Naples and knew she wanted to return to Naples to be with her family and begin her career as a Master Aesthetic Physician Assistant.

Danielle enjoys working in the aesthetics industry because she believes ultimate wellness is comprised of both physical and mental health. She is driven by the desire for people to look and feel their best! Our patients trust and love their visits with Danielle because she's empathetic, communicates without being pushy, and is dedicated to their life journey of wellness on the inside and out.

Professional trainings and certifications: Biote Bioidentical Hormones, INMODE - Morpheus8V, FormaV, Lumecca IPL, Diolaze, Morpheus8, Forma; Sciton - Halo, BBL, Contour TRL, diVa; Ultherapy, SkinPen Microneedling, SKINVIVE, MINT threads.

Outside of the office, Danielle enjoys spending time with family and friends, exercising, and cooking / baking.

Book your treatment or complimentary consultation with Danielle today at downtown Naples, North Naples, Marco Island, or Boca Grande today.

Anna Donaghy, NP-C

Regenerative PCP, Lead Educator

With years of experience in women’s health and regenerative medicine, Anna, NP-C, is a trusted expert in hormone replacement therapy, menopause management, and regenerative treatments. Known for her warm and compassionate care, Anna helps patients confidently navigate midlife health challenges. Her personalized approach ensures every patient receives a tailored treatment plan designed to address their unique needs, providing lasting results and improving overall wellness.

At CSLC & RegenCen in Traverse City, Anna offers a comprehensive range of transformative services to patients looking to restore their health and vitality. Specializing in hormone therapy and bioidentical hormone replacement therapy, Anna provides a holistic approach to managing menopause symptoms such as hot flashes, mood swings, and thinning hair. Additionally, Anna offers vaginal rejuvenation and joint pain relief solutions. As a certified Biote pellet practitioner, Anna tailors each hormone therapy plan to meet the unique needs of her patients, ensuring they receive long-lasting results with minimal discomfort.

Women and men visiting RegenCen in Traverse City leave feeling empowered and rejuvenated, with renewed energy and confidence. Whether you’re struggling with menopause symptoms or low testosterone symptoms, hoping to feel and move better, or seeking relief from chronic pain, Anna is dedicated to providing effective, customized solutions to fit your lifestyle. Schedule your consultation with Anna at RegenCen in Traverse City and start your journey toward renewed vitality today!

Andrea Dunklow, NP-C

Aesthetic & Regenerative PCP

Andrea, FNP-C, brings over 20 years of healthcare expertise to her role as a trusted Aesthetic & Regenerative PCP in Traverse City, Michigan. Her extensive medical background includes roles in emergency medicine and as a Sexual Assault Nurse Examiner (SANE), which have honed her precision, compassion, and dedication to personalized care. Since joining Cosmetic Skin & Laser Center & RegenCen in Traverse City in 2023, Andrea has helped clients in northern Michigan achieve stunning, natural-looking results while restoring their confidence and vitality. Known for her approachable demeanor and gentle touch, Andrea ensures every patient feels supported and empowered throughout their journey.

Andrea provides a comprehensive range of services in Traverse City and Suttons Bay, including Botox, dermal fillers, bioidentical hormone therapy, low-T treatments, menopause medicine, and medical weight loss solutions. Whether you’re seeking to enhance your appearance or regain energy and balance, Andrea tailors every treatment to your individual needs and goals. She proudly serves clients from across northern Michigan, helping them look and feel their best. Don’t wait to take the first step toward confidence and wellness — schedule your consultation with Andrea today at our Traverse City or Suttons Bay office.

Taylor Newhart, PA-C

Aesthetic & Regenerative PCP

Bio coming soon!

Elizabeth Lozen, PA-C

Aesthetic & Regenerative PCP

Bio coming soon!

Ambyr Thompson, LPN, LA, MA

Regenerative & Weight Loss Lead, Aesthetician

With over a decade of experience working alongside Dr. Gustav Lo in primary and urgent care, Ambyr, LPN, LA, MA, brings a wealth of expertise and compassionate care to every patient at Cosmetic Skin & Laser Center (CSLC) & RegenCen in Petoskey. Known for her warm, friendly approach, Ambyr ensures every patient feels at ease while receiving top-tier care. Her combination of clinical knowledge and dedication to personalized treatments makes her a trusted professional for those seeking transformative, life-changing results.

At CSLC & RegenCen in Petoskey, Ambyr offers a wide range of aesthetic and regenerative services, including medical weight loss, CoolSculpting, Morpheus8, laser hair removal, laser tattoo removal, and vaginal rejuvenation treatments such as the Oh! Shot and InMode’s MorpheusV. Whether you’re looking to reduce stubborn fat, enhance intimate wellness, or rejuvenate how you look and feel, Ambyr provides customized treatments in Petoskey that are designed to help you achieve your goals. She also works alongside Dr. Lo to support liposuction cases, ensuring minimal downtime and effective results for Petoskey & TC patients. Passionate about delivering lasting results and empowering her patients, Ambyr is committed to helping you feel your absolute best. Don’t wait— book your consultation today at CSLC & RegenCen in Petoskey and take the first step toward a revitalized, more confident you!

Caroline Hughes, PA-C

With four years of experience in the aesthetic industry, Caroline, PA-C, brings her expertise to Cosmetic Skin & Laser Center (CSLC) & RegenCen in Winter Park and Lake Mary, FL. She has worked alongside renowned cosmetic dermatologists and plastic surgeons, developing a comprehensive understanding of skin health and rejuvenation. Caroline’s hands-on experience allows her to deliver safe, effective, and personalized treatments that enhance both appearance and overall well-being. Clients rave about the personalized care and stunning results Caroline consistently delivers, with many reporting renewed confidence and well-being after just one session.

Caroline offers a range of advanced aesthetic and regenerative services tailored to the unique needs of clients in Winter Park and Lake Mary. At CSLC & RegenCen in Winter Park, clients benefit from her expertise in injectables, confident approach, innovative body contouring treatments, and innovative laser skin rejuvenation offerings. At CSLC & RegenCen in Lake Mary, she specializes in advanced weight loss treatments, bioidentical hormone replacement therapy, menopause medicine, Botox injections, PRP/PRF, and more. As a certified Physician Assistant and a trusted provider in the industry, she stays at the forefront of the latest technologies to provide transformative and lasting results. Caroline’s holistic, skin-focused approach ensures natural-looking enhancements that celebrate your unique beauty. Discover the difference for yourself — book your consultation with Caroline today at our Winter Park or Lake Mary locations and receive a complimentary skin analysis with your first visit. Take the first step toward a more confident you today.

Leadership

Founder, Chief Medical Officer

Dr. Gustav Lo, MD, is the Chief Medical Officer and Founder of RegenCen and Cosmetic Skin & Laser Center (CSLC) which he established in 2001 with Courtney Lo, PA. With over 30 years of experience as a physician and a passion for innovation, Dr. Lo has transformed CSLC and RegenCen into a nationally recognized medical practice focused on optimizing healthspan.

Early in his career, Dr. Lo founded Northern Michigan MedCenter, a network of primary care and urgent care centers that he operated for 30 years, during which time the centers provided care to over 1 million patients. His leadership and experience in primary care continue to inform his holistic approach to health and wellness at RegenCen/CSLC.

Driven by his passion for optimizing healthspan and lifespan, Dr. Lo founded RegenCen in 2020, a division of CSLC. At RegenCen he leads and trains a dedicated team of medical professionals in bioidentical hormone therapy, regenerative treatments for arthritis, mobility and pain like PRF injections, NAD+ therapy, and comprehensive weight loss solution.

Dr. Lo remains deeply engaged in every aspect of clinical practice and deeply committed to educating and helping women through midlife and menopause. Spreading the word one community at a time, he enjoys giving lectures, empowering women and sharing clinical proof of BHRT.

Dr. Lo is renowned for offering innovative, nonsurgical cosmetic treatments such as Smartlipo laser-assisted liposuction, nonsurgical facelifts using FaceTite, Laser Lift, and Thread Lift, as well as comprehensive body contouring solutions. His meticulous approach has allowed him to perform thousands of liposuction procedures and minimally invasive FaceTite and Laser Lifts.

Beyond his professional achievements, Dr. Lo is a father of four, an avid reader, has an unquenchable thirst for knowledge and loves scuba diving.

Courtney Lo, PA

Cosmetic Skin & Laser Center & RegenCen Founder & CEO

Courtney Lo, PA, is a renowned leader in the aesthetics industry and the visionary CEO and Founder of Cosmetic Skin & Laser Center (CSLC), established in 2001 with Gustav Lo, MD and RegenCen, established in 2008. With over two decades of experience, Courtney seamlessly combines her medical expertise with an artistic eye, transforming CSLC into a nationally recognized aesthetic and regenerative medical practice.

Known for her unwavering dedication to clients and passion for empowering women, Courtney inspires a dedicated team of skilled providers committed to helping individuals in Michigan and Florida achieve their optimal appearance and health. Under her leadership, CSLC has consistently set the standard for excellence in aesthetic services, earning prestigious accolades such as being the first Platinum Level Botox and Juvederm Provider in northern Michigan since 2004.

CSLC pioneered multiple services in Michigan including BodyTite, PRF, and regenerative aesthetics. Her commitment to innovation led to co-founding RegenCen in 2020, a secondary brand of CSLC devoted to menopause treatments, hormone balancing, vaginal rejuvenation, weight loss and regenerative medicine. Patients rave about their experiences, with one saying, “I’ve been a patient for more than a decade, and no one else in the region compares with the skill and artistry of the experts at CSLC.”

Beyond her professional accomplishments, Courtney is a devoted mother, a scuba diver and passionate cook. Her modern blended family brings her immense joy. By choosing CSLC & RegenCen, you’re not just booking an appointment; you’re embarking on a journey to maintain youthful vitality throughout your life with a trusted partner in the industry. Under Courtney’s leadership, CSLC/RegenCen has expanded to 20+ locations.