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Lukasz Iwanczyk, M.D.

NPI 1114953262ActiveIndividual· Internal Medicine, Geriatric Medicine· Ventura, CA

Internal Medicine, Geriatric Medicine (M.D.) in Ventura, California, trained at New York Medical College (class of 2000). In 2024 Medicare paid $18,091 for 72 patients, and Part D covered 233 of their prescriptions, 88% of them generic.

Overview

NPI1114953262
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJun 23, 2006
Last updated in NPPESMay 8, 2015

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Geriatric Medicine Primary207RG0300XA79334CA

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 patients72
Services billed189 across 4 procedure codes
Paid by Medicare$18,091

Part D prescriptions in 2024

Prescriptions (claims)233 · 244 30-day fills
Patients67
Total drug cost$15,956
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Medical schoolNew York Medical College
Graduation year2000
Medicare specialtyInternal Medicine
Secondary specialtiesGeriatric Medicine

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

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

Other geriatricians in Ventura

All geriatricians in California