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John B. Hiss, M.D.

NPI 1386663052ActiveIndividual· Internal Medicine· Concord, CA

Internal Medicine (M.D.) in Concord, California, trained at University of Michigan Medical School (class of 1991). In 2024 Medicare paid $93,581 for 304 patients, and Part D covered 528 of their prescriptions, 81% of them generic.

Overview

NPI1386663052
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJul 19, 2006
Last updated in NPPESJun 21, 2012

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000XG74796CA

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)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients304
Services billed1,002 across 9 procedure codes
Paid by Medicare$93,581

Part D prescriptions in 2024

Prescriptions (claims)528 · 595 30-day fills
Patients164
Total drug cost$55,374
Generic share81% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Michigan Medical School
Graduation year1991
Medicare specialtyInternal Medicine
Secondary specialtiesHospitalist

Medical group

Hospital affiliations

Source: CMS Care Compare

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 Concord

All 35 internal medicine physicians in Concord · All internal medicine physicians in California