Joan Skinner Sisto MD attended Albert Einstein College of Medicine and graduated with top honors as a member of Alpha Omega Alpha society. She completed a residency in Dermatology at Montifiore Medical Center in NYC where she was elected Chief Resident during her final year. She is board-certified and a member of the American Academy of Dermatology and a member of the American Society of Dermatologic Surgery. Dr Sisto has participated in Medical missions in Hondoras and is active locally by volunteering at Families First Health Services, numerous free skin cancer screenings, and giving lectures at local hospitals addressing Dermatologic side effects experienced by cancer patients receiving chemotherapy. She also has happily cooked and served dinner once a month at the Portsmouth Salvation Army soup kitchen for the last fifteen years.