Specialty: Psychiatry & Neurology - Geriatric Psychiatry
Location: New York, NY
NPI: 1295800142
Donald J Johannessen, MD is a healthcare provider with NPI 1295800142 based in New York, NY, specializing in Psychiatry & Neurology - Geriatric Psychiatry.
View this profile on Nopp for CMS Open Payments history, affiliated organizations, and detailed practice information.