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Tad Patrick Callahan, MD

NPI 1225112931ActiveIndividual· Obstetrics & Gynecology· Santa Maria, CA

Obstetrics & Gynecology (MD) in Santa Maria, California, licensed in CA, with an NPI issued in October 2006. Enrolled in Medicare as practitioner - obstetrics/gynecology.

Overview

NPI1225112931
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedOct 25, 2006
Last updated in NPPESDec 20, 2022
Certified by providerDec 20, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Obstetrics & Gynecology Primary207V00000XA24996CA

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 - Obstetrics/Gynecology (NM)

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

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