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David Zich, MD

NPI 1013022565ActiveIndividual· Internal Medicine· Chicago, IL

Internal Medicine (MD) in Chicago, Illinois, trained at University of Iowa, Rj & L Carver College of Medicine (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $476,367 for 2,790 claims, against $58,426 paid for services in 2024. Pfizer Inc. was the largest of 13 companies reporting payments in 2025, $983.32 in all, mostly food and beverage.

Overview

NPI1013022565
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedAug 21, 2006
Last updated in NPPESFeb 5, 2025
Certified by providerFeb 5, 2025

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X036104026IL
Emergency Medicine207P00000X036-104026IL

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Internal Medicine (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients205
Services billed967 across 36 procedure codes
Paid by Medicare$58,426

Part D prescriptions in 2024

Prescriptions (claims)2,790 · 7,103 30-day fills
Patients208
Total drug cost$476,367
Generic share82% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Iowa, Rj & L Carver College of Medicine
Graduation year1991
Medicare specialtyInternal Medicine
Secondary specialtiesEmergency Medicine

Medical groups

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$983.32 · 41 payments from 13 companies
  • 2024$1,284 · 62 payments from 16 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$983.32 · 41 payments

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

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