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Oliver Graham

NPI 1972705424ActiveIndividual· Internal Medicine· Martinez, CA

Internal Medicine in Martinez, California, licensed in CA, with an NPI issued in June 2007. Part D covered 534 prescriptions written in 2024, 62% of them generic.

Overview

NPI1972705424
StatusActive
Entity typeIndividual
Sole proprietorYes
NPI issuedJun 5, 2007
Last updated in NPPESJul 8, 2007

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000XA66957CA

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Order and Referring Only - Internal Medicine (CA)

Part D prescriptions in 2024

Prescriptions (claims)534 · 1,131 30-day fills
Patients93
Total drug cost$179,100
Generic share62% of claims

Medicare sources and data years

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other internal medicine physicians in Martinez

All 48 internal medicine physicians in Martinez · All internal medicine physicians in California