About Us

Our Philosophy

At Island Dermatology we believe in providing comprehensive care for all skin concerns whether medical or cosmetic in nature. Using the latest technology and most innovative techniques, we offer the most effective medical, cosmetic, and surgical treatments available. We pride ourselves on our individualized care plans that focus on the goals and unique needs of each patient. We want to astonish our patients, exceeding expectations with our personal approach, customized treatment plans, exceptional customer service, excellent follow through, and proven results.

The skin care professionals at Island Dermatology have spent years studying dermatology, internal medicine, and skin care. Our experience, paired with our commitment to remain current with new techniques and technologies, ensures that we provide our patients with the best skin care advice and effective treatments.
Frank Baron, M.D., FAAD

Frank Baron, M.D., FAAD

Dr. Baron graduated from the University of Pennsylvania Medical School in 1975. In the late 1970s, he arrived in the Northwest to work with Native Americans and migrant workers in Eastern Washington before completing his residency training in internal medicine at the University of Washington in 1979. He then added a fellowship in Dermatology in 1988. Board certified in both internal medicine and dermatology, Dr. Baron has been practicing Dermatology for more than 20 years. During this time, he has served as the president of the Washington State Dermatology Association and has been honored several times as one of the metro area’s “Top Docs” by Seattle Magazine. Dr. Baron founded Island Dermatology and Skin Care in April 2001.



James Petrin , M.D., FAAD

Dr. Petrin is a Board Certified Dermatologist born and raised in the Pacific Northwest. He completed his undergraduate degree, medical degree, and his dermatology residency all through the University of Washington. Along with seeing patients at Island Dermatology, Dr. Petrin owns his own private practice in Redmond Washington Dr. Petrin enjoys all aspects of general dermatology and performs Mohs Micrographic Surgery in his Redmond facility. When he’s not in clinic Dr. Petrin enjoys traveling and spending time withhis wife and three daughters.



Catherine Del Secco, PA-C

Catherine Del Secco, PA-C

In the medical profession since 1992, Ms. Del Secco completed her degree in physician assistant studies at the University of Washington in 2003. Catherine was the lead physician assistant in the emergency room at Virginia Mason for several years before entering the field of Dermatology. Catherine joined Island Dermatology in January 2009 where she did intensive training under the leadership of Dr. Baron. Catherine performs the full range of cosmetic dermatology services including lasers for skin rejuvenation and red/brown spot removal, botox and fillers as well as medical dermatology services including skin checks, moles, rashes, warts and acne. She is also an active member of the National Academy of Physician Assistants and the Society of Dermatology Physician Assistants.


Jennifer Hall, PA-C

Jennifer Hall is a Certified Dermatology Physician Assistant who treats patients of all ages with psoriasis, skin cancers, acne, and other dermatological conditions. Jennifer graduated from Butler University/Clarion Health and spent the first 5 years of her Physician Assistant career in primary and urgent care in Texas. In 2004 she transitioned to dermatology and was trained by a Mohs surgeon to perform excisions and surgical closures, in addition to cosmetic procedures such as Botox, fillers, and laser treatments. She practiced dermatology in San Diego, California for 3 years, Ormond Beach, Florida for 4 years, and most recently ran a busy dermatology clinic near Nashville, Tennessee for 5 1/2 years. She relocated to Mercer Island and joined Island Dermatology in October 2016. She is an active member of the National Academy of Physician Assistants and the Society of Dermatology Physician Assistants. In 2009 Jennifer earned an MBA from the University of Florida, graduating with honors, Beta Gama Sigma. In her spare time she loves to run, travel, and spend time with her daughter, husband, and golden retriever.

Sheila LiBrizzi, Licensed Aesthetician

Sheila LiBrizzi, Licensed Master Aesthetician

Sheila has been in the Cosmetic industry for over 15 years working as an Aesthetician and professional Make-up artist. She started her career on the East Coast working for 2 Physicians at Baystate Center for Plastic Surgery in the Boston Area. She moved to Seattle in 1995 and continued her work at a Medical Spa in Seattle where she was the lead Aesthetician providing many services for facial rejuvenation. Joining Island Dermatology in 2011, she is dedicated to patient care and has an extensive knowledge about a wide variety treatments and can help direct you toward the best way to treat and meet your skin care needs. She specializes in body contouring with Coolsculpting as well as skin tightening services along with science-based skincare. Being able to treat skin concerns with effective treatments and medical grade skincare is her ultimate passion. Sheila is always ready to learn the newest technology and she enjoys educating and building strong relationships with patients.