Dermatology Staff

Brian Feinstein, D.O., FAAD

Brian Feinstein, D.O., FAAD

Board-Certified Dermatologist
Board-Certified Mohs Surgeon

Board certified in Dermatology and Mohs Surgery, Dr. Brian Feinstein is the founder of Feinstein Dermatology & Cosmetic Surgery. Dr. Feinstein specializes in general, cosmetic and surgical dermatology with a focus on Mohs Micrographic Surgery performing over 10,000 Mohs surgeries in his career thus far. Dr. Feinstein is also a leading expert in laser-based therapies, Botox and dermal fillers.

Born in South Florida and raised in the Midwest, Dr. Feinstein completed an internship and two-year residency in Family Medicine at Broward General Medical Center. Dr. Feinstein continued his training by completing a three-year Dermatology residency at Broward General Medical Center where he was awarded Resident of the Year. Dr. Feinstein earned the title of Chief Resident in both his Family Medicine and Dermatology residency programs.

Dr. Feinstein is a fellow of the American Academy of Dermatology, American Osteopathic College of Dermatology and the American Society for Mohs Surgery, and an active member of the American Society of Dermatologic Surgery. He serves on the medical staff at Delray Medical Center.

Patients deserve a doctor and staff that is helpful, knowledgeable and courteous. This should be the expectation, not the exception. Dr. Feinstein is committed to providing high-quality medical care with personalized service. This philosophy has earned him the Patients’ Choice Award for five years in a row.

Dr. Feinstein is the author of numerous dermatology articles. He has also lectured both locally and nationally on various dermatological conditions and remains on the forefront of dermatology.

Dr. Benjamin Bohaty

Benjamin Bohaty, M.D., FAAD

Board-Certified Dermatologist

Benjamin Ryan Bohaty, M.D., board-certified dermatologist and graduate of Brown University is committed to the advancement of dermatology knowledge and skin treatment. His professional interests include medical, cosmetic and surgical dermatology as well as laser therapies.

Dr. Bohaty was born in Nebraska and raised in Ohio. After receiving his undergraduate degree from Miami University (awarded the Oxford Scholars Scholarship all four years) and dermatology training at leading academic centers including Case Western Reserve University, Cleveland Clinic, University of Cincinnati, Northwestern University, University of Texas – Houston, and University of Buffalo, he completed his dermatology residency training at Brown University.

Dr. Bohaty has extensive research experience wherein he has served as investigator for over thirty clinical trials covering a wide range of cutaneous conditions. As sub-investigator, Dr. Bohaty has collaborated with a number of top pharmaceutical and biotechnology companies including Amgen, GlaxoSmithKline, Celgene, Novartis, Genentech, Regeneron, Merz Pharma, Anacor Pharmaceuticals, and Astellas Pharma. His abstracts and articles in the field of dermatology have been published both nationally and internationally in a number of peer-reviewed mediums. In 2010, he was honored to present at the annual American Contact Dermatitis Society meeting and won the Fisher resident competition for his work investigating irritant and allergic contact dermatitis to quaternary ammonium compounds. In 2014, Dr. Bohaty was recognized by the Skin and Allergy News Digital Network for his work investigating a novel sodium hypochlorite formulated wash (CLn® BodyWash) which was found to significantly improve symptoms and quality of life for children who had atopic dermatitis with Staphylococcus aureus colonization.

In his spare time Dr. Bohaty enjoys cycling, downhill skiing, hiking, and golfing. He is also an avid gearhead who has had a love of cars and motorcycles since he was young.  See Dr. Bohaty's schedule and book an appointment here.

Thomas Cahn, M.D., FAADThomas Cahn, M.D., FAAD

Board-Certified Dermatologist

Dr. Thomas Cahn, board certified in family medicine and dermatology, moved to South Florida a few years ago from Massachusetts where he had a successful dermatology practice in Leominster for thirty five (35) years.

Dr. Cahn attended medical school at University of Virginia School of Medicine in Charlottesville and internship at Hershey Medical Center in Hershey, PA. He then completed his dermatology residency at Boston University - New England Medical Center, Boston, MA. He taught medical students and residents at the University of Massachusetts and served as President of the Massachusetts Academy of Dermatology.

In his spare time, he enjoys boating and is a wine aficionado and collector.

Lawrence Enisman, M.D., FACSLawrence Enisman, M.D., FACS

Plastic and Reconstructive Surgery
Board Certified, American Board of Plastic Surgery

Dr. Enisman is a board-certified plastic surgeon who has been practicing in the Mid-Hudson Valley in New York for over thirty years. He recently relocated to the South Florida area and brings his personal patient approach to our practice. Dr. Enisman believes patients should be well informed and have the opportunity to make choices to create the natural appearance they desire. Dr. Enisman specializes in Mohs Reconstruction, Scar Revision and Cosmetic Procedures including Botox and Fillers. 

Trained in New York City, Dr. Enisman received his medical degree from New York Medical College in Valhalla, New York. He completed his general residency at St. Vincent’s Hospital in New York City and his plastic surgery residency at Downstate Medical Center and Kings County Hospital in Brooklyn, New York. Dr. Enisman is a Fellow of the American College of Surgeons and a Member of the American Society of Plastic Surgeons. He has served as Chairman of Plastic Surgery at St. Francis Hospital and is the current Chairman of Plastic Surgery at Vassar Brothers Medical Center. Dr. Ensiman is looking forward to joining the Feinstein Dermatology team.

Dr. Hancock bio

Meredith Hancock, M.D., FAAD

Board-Certified Dermatologist 

Dr. Hancock is a board certified dermatologist who was born in Texas and grew up in Chicagoland and the front range of Colorado. In high school, she was a Rotary International exchange student in Chantilly, France for her senior year. She returned to Colorado where she studied French, Spanish, and linguistics and completed her undergraduate degree at the University of Colorado, Boulder. Her interest in languages led her to work in computer language/ programming for several years in California before deciding to pursue the language of Medicine.

Medical school and intern year brought her back to Chicago at Loyola Stritch School of Medicine and dermatology residency introduced her to rural Wisconsin at the Marshfield Clinic in Marshfield, WI. After staying on as faculty at the Marshfield Clinic seeing a variety of patients of all ages, many with complex medical dermatology issues, she chose to move to South Florida with her family for new opportunities and good weather.
Dr. Hancock is a Fellow of the American  Academy of Dermatology, member of the Medical Dermatological Society and National Psoriasis Foundation. Dr. Hancock views every patient as an individual and takes a holistic approach to each person’s skincare. She enjoys taking care of the entire family for their medical, cosmetic, and surgical needs. 

Nathalie Fecteau, PA-CRobb Wilentz, M.D.

Board-Certified Dermatopathologist

Dr. Wilentz graduated with a B.A. in Biochemical Sciences from Harvard University in 1992, and he received his medical degree from The Johns Hopkins University School of Medicine in 1996. He performed his internship and residency in Anatomic Pathology at The Johns Hopkins Hospital. Robb also completed fellowships in surgical and gastrointestinal/pancreatic pathology at The Johns Hopkins Hospital, and he served as Chief Resident in the Department of Pathology. Robb was an Assistant Professor of Pathology at The Johns Hopkins University School of Medicine before leaving Baltimore in 2002 to pursue a fellowship in Dermatopathology in the Department of Dermatology and Cutaneous Surgery at the Miller School of Medicine of the University of Miami. During his time in Baltimore and Florida, Dr. Wilentz is fortunate to have had careers combining both diagnostic and academic pursuits, in colonic, pancreatic, and dermatopathology. Robb's peer-reviewed manuscripts and book chapters have appeared in preeminent journals and textbooks, including *Robbins' Pathologic Basis of Disease* and the *World Health Organization's Pathology and Genetics of Skin*. Dr. Wilentz is currently a Professor in the Department of Surgery at Nova-Southeastern University School of Medicine.

Nathalie Fecteau, PA-CNathalie Allison-Fecteau, PA-C

Board-Certified Physician Assistant

Nathalie is a board-certified Physician Assistant with over ten years of experience specializing in dermatology. She earned a Bachelor of Arts degree in Biology and History from Emory University in Atlanta, Georgia. She then received a Master of Medical Science degree in Physician Assistant studies at Nova Southeastern University, where she graduated with highest honors.

A native to South Florida, Nathalie worked previously as a dermatology physician’s assistant in Fort Lauderdale before joining our practice in December 2014. Her professional interests include skin, hair, and nail disorders, as well as educating her patients on skin cancer detection and prevention. She offers the latest technology in psoriasis treatment, Xtrac® laser, as well as photodynamic therapy.

Nathalie is a member of the Society of Dermatology Physician Assistants, American Academy of Physician Assistants, Florida Academy of Physician Assistants, Pi Alpha Physician Assistant National Honor Society, and Alpha Eta Allied Health National Honor Society.


Sarah Koehler

Licensed Medical Aesthetician & Certified Laser Technician

Sarah Koehler is a licensed medical aesthetician and certified laser technician. Originally from New Jersey, she has been in practice for over 11 years and celebrates the opportunity to help her patients feel beautiful and comfortable in their own skin. She specializes in customized medical-grade facials and peels, micro-needling, and laser hair removal. Sarah treats men and women of all ages in Delray for conditions like acne, rosacea, inflammation, hyperpigmentation, acne scarring, age spots, fine lines, and wrinkles. Her medical-grade services use the latest products and technology available while still providing her patients with the opportunity to relax and recharge. 

Call us at 561-498-4407 to schedule an appointment and get your individualized treatment plan.

Feinstein Dermatology & Cosmetic Surgery located in Delray Beach is a one-stop practice for all of your medical, surgical, and cosmetic needs.  For experience you can trust, call Feinstein Dermatology. Serving South Florida for over a decade.

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Hours of Operation

Feinstein Dermatology & Cosmetic Surgery


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-6:30 pm


8:00 am-5:00 pm


8:00 am-4:00 pm