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Barry Jon Massirio, PA-C

NPI 1922000355ActiveIndividual· Physician Assistant· Bakersfield, CA

Physician Assistant (PA-C) in Bakersfield, California, licensed in CA, with an NPI issued in August 2005. Part D covered 36 prescriptions written in 2024, 92% of them generic.

Overview

NPI1922000355
StatusActive
Entity typeIndividual
CredentialPA-C
Sole proprietorYes
NPI issuedAug 15, 2005
Last updated in NPPESJul 11, 2013

Specialties and licenses

TaxonomyCodeLicenseState
Physician Assistant Primary363A00000XPA12341CA

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)Not in the public enrollment file of Oct 1, 2026

Part D prescriptions in 2024

Prescriptions (claims)36 · 84 30-day fills
Patients18
Total drug cost$2,390
Generic share92% 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 physician assistants in Bakersfield

All 167 physician assistants in Bakersfield · All physician assistants in California