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James J. Strebig, MD

NPI 1093716151ActiveIndividual· Internal Medicine· Irvine, CA

Internal Medicine (MD) in Irvine, California, trained at University of California, Geffen School of Medicine (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $414,196 for 3,603 claims, against $53,751 paid for services in 2024. Exact Sciences Corporation was the largest of 2 companies reporting payments in 2025, $72.32 in all, mostly food and beverage.

Overview

NPI1093716151
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorYes
NPI issuedAug 10, 2005
Last updated in NPPESSep 11, 2015

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000XG52846CA

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 - Internal Medicine (CA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients157
Services billed1,165 across 25 procedure codes
Paid by Medicare$53,751

Part D prescriptions in 2024

Prescriptions (claims)3,603 · 7,807 30-day fills
Patients184
Total drug cost$414,196
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of California, Geffen School of Medicine
Graduation year1983
Medicare specialtyInternal Medicine

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$72.32 · 3 payments from 2 companies
  • 2024$178.57 · 7 payments from 5 companies

Top paying companies in 2025

CompanyAmountPayments
Exact Sciences Corporation$46.502
Amgen Inc.$25.821

What the 2025 payments were for

  • Food and Beverage$72.32 · 3 payments

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other internal medicine physicians in Irvine

All 207 internal medicine physicians in Irvine · All internal medicine physicians in California