Internal Medicine, Hematology & Oncology in MARTINEZ, CA
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Robert A. Johnson, MD, is a physician specializing in internal medicine, hematology, and oncology. He is based in Martinez, CA.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
ROBERT A. JOHNSON specializes in Internal Medicine, Hematology & Oncology.
ROBERT A. JOHNSON practices in MARTINEZ, CA.
ROBERT A. JOHNSON's NPI number is 1083792659.