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Mark B. Oechsli, PAC

NPI 1497748149ActiveIndividual· Physician Assistant· Simi Valley, CA

Physician Assistant (PAC) in Simi Valley, California, licensed in CA, with an NPI issued in August 2005. Part D covered 294 prescriptions written in 2024, 89% of them generic.

Overview

NPI1497748149
StatusActive
Entity typeIndividual
CredentialPAC
Sole proprietorNo
NPI issuedAug 29, 2005
Last updated in NPPESJul 17, 2023
Certified by providerJul 17, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Physician Assistant Primary363A00000XPA14447CA

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)294 · 462 30-day fills
Patients46
Total drug cost$28,157
Generic share89% 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 Simi Valley

All 36 physician assistants in Simi Valley · All physician assistants in California