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Meet Brooke Cahill

Board Certified Physician Assistant in Smithtown, Hampton Bays, and Commack.

Brooke Cahill, PA-C

Medical & Cosmetic Dermatology – Long Island Offices


Brooke Cahill, PA-C, is a board-certified physician assistant specializing in medical and cosmetic dermatology at MDCS Dermatology’s Long Island locations. She holds a Master of Science in Physician Assistant Studies from Stony Brook University and a Bachelor of Science in Biology and Chemistry with Honors from Sacred Heart University.


A Diplomate Fellow of the Society of Dermatology Physician Assistants, Brooke is also an active member of the New York State Society of Physician Assistants and the American Academy of Physician Assistants. She maintains certifications in Advanced Cardiovascular Life Support (ACLS).


Brooke has advanced training in diagnosing and treating a wide spectrum of skin conditions including acne, eczema, psoriasis, hair loss, and skin cancer. She is skilled in an array of cosmetic treatments such as laser therapies, microneedling, chemical peels, platelet-rich plasma (PRP) for hair restoration, neurotoxins, and dermal fillers.


With a patient-centered philosophy, Brooke is passionate about providing individualized, evidence-based care. She remains committed to continuous learning to ensure her patients benefit from the most advanced dermatologic treatments available.

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