NPI Lens

Benjamin Warren Halligan, MD

NPI 1972715985ActiveIndividual· Orthopaedic Surgery, Sports Medicine· Fremont, CA

Orthopaedic Surgery, Sports Medicine (MD) in Fremont, California, trained at Tulane University School of Medicine (class of 2002). Mostly services rather than prescriptions: Medicare paid $149,007 for 539 patients in 2024, with only 45 Part D claims.

Overview

NPI1972715985
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMay 3, 2007
Last updated in NPPESFeb 1, 2021
Certified by providerFeb 1, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Orthopaedic Surgery, Sports Medicine Primary207XX0005XA84498CA
Orthopaedic Surgery207X00000XA84498CA

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Sports Medicine (CA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients539
Services billed3,315 across 18 procedure codes
Paid by Medicare$149,007

Part D prescriptions in 2024

Prescriptions (claims)45 · 45 30-day fills
Patients34
Total drug cost$145.93
Generic share100% of claims

Medicare sources and data years

Education and affiliations

Medical schoolTulane University School of Medicine
Graduation year2002
Medicare specialtySports Medicine

Medical group

Hospital affiliation

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 Orthopaedic Surgery, Sports Medicine providers in Fremont

All Orthopaedic Surgery, Sports Medicine providers in California →