Having received his medical degree from A.T. Still University Kirksville College of Osteopathic Medicine and a certificate from the American Board of Dermatology, Dr. Mahon has been a practicing Dermatologist in the metro Detroit area for more than 30 years.  

Dr. Mahon is the Director of the prestigious Dermatology Residency Program out of Pontiac & Botsford Osteopathic Hospitals.

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As a certified physician assistant, Sarah received a Bachelor of Science degree from Grand Valley State University, where she then went on to complete her Master of Physician Assistant Studies degree. Throughout her program, Sarah received medical training in several specialties including internal medicine, emergency medicine, pediatrics, pain medicine and family practice, as well as refining her skills in dermatology.

Sarah is licensed by the State of Michigan and is a current member of the Michigan Academy of Physician Assistants (MAPA), the American Academy of Physician Assistants (AAPA), and the Society of Dermatology Physician Assistants (SDPA).



Radha is a board-certified Physician Assistant by the National Commission on Certification of Physician’s Assistants and is licensed in Michigan since 2010. She completed her Bachelor of Fine Arts at Wayne State University in 2006 and went on to receive her Master of Science degree in Physician Assistant Studies at Wayne State University in 2010.

Radha has been practicing dermatology in Michigan since 2010.  She is an active member of the Society of Dermatological Physician Assistants and the Michigan Dermatology Physician Assistants, where she has served on the board since 2013 promoting continued medical education. She is dedicated to her patients medical, surgical and cosmetic concerns. Her philosophy is to provide exceptional dermatological medical care with the highest level of ethical standards, compassion and care. In her spare time she enjoys traveling, cooking and painting.


Dr. Helen D’Sa, DO, FAAD

Helen D’Sa, DO, FAAD, is a board certified dermatologist with 9 years of dermatology experience. She graduated Summa Cum Laude and Angell Scholar from the University of Michigan, Ann Arbor and went on to complete one year in the Masters of Public Health program at the University Michigan.

She received her medical degree from Michigan State University College of Osteopathic Medicine where she was a member of the Sigma Sigma Phi Osteopathic Medicine National Honor Society. Subsequently, she completed her dermatology residency at Pontiac Osteopathic Hospital.

Dr. D’Sa specializes in general medical dermatology and cosmetic dermatology with an avid interest in hair loss, psoriasis, and skin cancer prevention. She performs various skin tightening and skin rejuvenation techniques including micro-needling, Botox, Juvaderm, and Restalyne.


Dr. Marian Ibrahim, M.D.

Dr. Ibrahim is a Board Certified Dermatologist who earned her medical degree from Wayne State University where she received several honors and graduated at the top of her class. She completed a residency in Dermatology at Wayne State University, where she served as Chief Resident, and is a member of the American Academy of Dermatology, the American Society of Dermatologic Surgery, and the International Dermoscopy Society.  In her spare time she enjoys traveling, spending time with family, and playing sports.