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William Garrett Holder Jr., M.D.

NPI 1205216728ActiveIndividual· Emergency Medicine· South San Francisco, CA

Emergency Medicine (M.D.) in South San Francisco, California, trained at University of South Carolina School of Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $13,290 for 305 claims, against $2,348 paid for services in 2024.

Overview

NPI1205216728
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedJun 1, 2015
Last updated in NPPESFeb 20, 2025
Certified by providerFeb 20, 2025

Specialties and licenses

TaxonomyCodeLicenseState
Emergency Medicine Primary207P00000XC183944CA
Emergency Medicine207P00000XMD-20152HI
General Practice208D00000X0101261753VA

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 - Emergency Medicine (CA); Practitioner - Emergency Medicine (NC)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients29
Services billed30 across 5 procedure codes
Paid by Medicare$2,348

Part D prescriptions in 2024

Prescriptions (claims)305 · 321 30-day fills
Patients214
Total drug cost$13,290
Generic share94% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of South Carolina School of Medicine
Graduation year2015
Medicare specialtyEmergency Medicine

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 emergency medicine physicians in South San Francisco

All 24 emergency medicine physicians in South San Francisco · All emergency medicine physicians in California