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Igor Gary Shlifer, D.O.

NPI 1295174860ActiveIndividual· Internal Medicine· Calabasas, CA

Internal Medicine (D.O.) in Calabasas, California, trained at Indiana University School of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $2,878,185 for 25,621 claims, against $587,645 paid for services in 2024. Abbvie Inc. was the largest of 11 companies reporting payments in 2025, $466.92 in all, mostly food and beverage.

Overview

NPI1295174860
StatusActive
Entity typeIndividual
CredentialD.O.
Sole proprietorYes
NPI issuedJun 17, 2013
Last updated in NPPESSep 28, 2026
Certified by providerSep 28, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X20A14715CA

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); Practitioner - Internal Medicine (NV)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients830
Services billed7,815 across 48 procedure codes
Paid by Medicare$587,645

Part D prescriptions in 2024

Prescriptions (claims)25,621 · 28,338 30-day fills
Patients1,207
Total drug cost$2,878,185
Generic share87% of claims

Medicare sources and data years

Education and affiliations

Medical schoolIndiana University School of Medicine
Graduation year2016
Medicare specialtyInternal Medicine
TelehealthOffers telehealth

Medical groups

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$466.92 · 19 payments from 11 companies
  • 2024$431.64 · 18 payments from 9 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$466.92 · 19 payments

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

Other Internal Medicine providers in Calabasas

All Internal Medicine providers in California →