About Dr. Stewart

Margaret I. Stewart, MD

Dr. Stewart is a board-certified dermatologist and dermapathologist. She received her medical degree and completed her internship through Dartmouth University and completed her residencies at Stanford University Medical center, where she was named chief resident in dermatology. She sees patients in Newburyport and Portsmouth, NH.

Northeast Dermatology specializes in general, surgical and cosmetic dermatology, as well as skin cancer treatments and aesthetic services. The practice’s goal is to provide quality care and service that optimizes outcomes and patient satisfaction by offering the most effective treatment methods and technologies.


Board Certification

American Board of Dermatology (Dermatology, Dermatopathology)

Clinical Interests

General Dermatology

Medical School

Dartmouth Medical School, Hanover, NH


Mary Hitchcock Memorial Hospital, Lebanon, NH


Stanford University Medical Center, Stanford, CA


Stanford University Medical Center, Stanford, CA



  • Dermatology

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