HealthCareAtlasUSA

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Doctors / CA

JOHN C BARKER, MD

PSYCHIATRY

Medical school: UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE

Graduated: 1987

NPI: 1487794020

Practice Locations (2)

CITY AND COUNTY OF SAN FRANCISCO

1990 41ST AVE

SAN FRANCISCO, CA 941161101

4157537400

CITY AND COUNTY OF SAN FRANCISCO

760 HARRISON ST

SAN FRANCISCO, CA 941071235

4158361700

Source: CMS National Downloadable File, September 2026.

JOHN BARKER, MD | HealthCareAtlasUSA