Marcy Carr, PA-C is an aesthetic and regenerative medicine provider at Cosmetic Skin & Laser Center and RegenCen in Lake Mary and Winter Park. She offers advanced aesthetic treatments alongside regenerative care such as bioidentical hormone therapy and physician-guided medical weight loss. Marcy is valued for her steady guidance and personalized approach, helping patients feel supported through every phase of care.

Marcy Carr, PA-C is an aesthetic and regenerative medicine provider at Cosmetic Skin & Laser ... Read More

Karmen Endress, LA, MA is a Medical Aesthetician and Facialist at Cosmetic Skin & Laser Center in Lake Mary and Winter Park. She specializes in customized skin treatments that support healthy, glowing skin over time. Karmen is known for her gentle approach and her ability to create a comfortable, confidence-building experience.

Karmen Endress, LA, MA is a Medical Aesthetician and Facialist at Cosmetic Skin & Laser Cente... Read More

Chief Medical Officer – RegenCen and Cosmetic Skin & Laser Center

Dr. Gustav Lo brings over 30 years of clinical experience and medical leadership to RegenCen and Cosmetic Skin & Laser Center (CSLC), where he serves as Chief Medical Officer. As co-founder of the practice alongside Courtney Lo, PA, Dr. Lo provides medical oversight and clinical direction across RegenCen’s regenerative and hormone health services.

Dr. Lo leads and mentors the provider team in bioidentical hormone therapy, menopause and testosterone treatment, PRF joint injections, NAD+ therapy, and regenerative medicine. His background in primary care—including decades as founder and operator of Northern Michigan MedCenter—shapes the thoughtful, evidence-based care that defines RegenCen’s approach to aging and wellness.

A passionate educator and advocate for women’s health, Dr. Lo regularly speaks on the benefits of hormone optimization, working to dispel outdated myths and empower women with safer, modern options. He remains closely involved in provider training and treatment development, ensuring clinical consistency and excellence at every RegenCen location.

Outside of medicine, Dr. Lo is a dedicated father of four, an avid reader, and a certified scuba diver with a lifelong passion for learning and exploration.

Chief Medical Officer – RegenCen and Cosmetic Skin & Laser Center Dr. Gustav Lo brings over ... Read More

Brianna Meng, MA is a Medical Aesthetician and Facialist at Cosmetic Skin & Laser Center in Winter Park. She provides personalized facial treatments and skin care services focused on maintaining healthy, radiant skin. Brianna is known for her warm presence and her ability to create treatments that feel both relaxing and results-focused.

Brianna Meng, MA is a Medical Aesthetician and Facialist at Cosmetic Skin & Laser Center in W... Read More

Lisa Otero, NP-C is an aesthetic and regenerative medicine provider at Cosmetic Skin & Laser Center and RegenCen in Lake Mary and Winter Park. She provides advanced aesthetic services and regenerative care including bioidentical hormone therapy and physician-guided medical weight loss. Lisa is known for her calm demeanor and thoughtful planning, creating a comfortable and reassuring experience for patients.

Lisa Otero, NP-C is an aesthetic and regenerative medicine provider at Cosmetic Skin & Laser ... Read More

Ashley Roddy, MA is a Medical Aesthetician and Facialist at Cosmetic Skin & Laser Center in Winter Park, offering customized treatments to support skin health and long-term results. Patients value Ashley’s thoughtful touch and her ability to tailor each visit to individual skin goals and comfort.

Ashley Roddy, MA is a Medical Aesthetician and Facialist at Cosmetic Skin & Laser Center in W... Read More