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Doctors / NY

MARGARET JOHNSTON, MD

DERMATOLOGY

Graduated: 2019

NPI: 1669932406

Practice Locations (2)

GREEN MOUNTAIN DERMATOLOGY PLLC

2 HEALEY AVE

PLATTSBURGH, NY 129012413

8028640192

GREEN MOUNTAIN DERMATOLOGY PLLC

354 MOUNTAIN VIEW DR, SUITE 300

COLCHESTER, VT 054465988

8028640192

Source: CMS National Downloadable File, September 2026.

MARGARET JOHNSTON, MD | HealthCareAtlasUSA