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Cong Zhou Santoso, M.D.

NPI 1659613057ActiveIndividual· Internal Medicine· Fairfield, CA

Internal Medicine (M.D.) in Fairfield, California, licensed in VA, with an NPI issued in March 2013. Part D covered 40 prescriptions written in 2024, 80% of them generic.

Overview

NPI1659613057
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedMar 23, 2013
Last updated in NPPESDec 21, 2021

Specialties and licenses

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 Practitioner - Internal Medicine (CA)

Part D prescriptions in 2024

Prescriptions (claims)40 · 58 30-day fills
Patients32
Total drug cost$1,340
Generic share80% 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 Fairfield

All 65 internal medicine physicians in Fairfield · All internal medicine physicians in California