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Ty Stein, M.D.

NPI 1891789178ActiveIndividual· Internal Medicine· Lake In The Hills, IL

Internal Medicine (M.D.) in Lake In The Hills, Illinois, trained at Loyola University of Chicago, Stritch School of Medicine (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $406,976 for 4,732 claims, against $198,928 paid for services in 2024. Novo Nordisk Inc reported $58.49 in payments in 2025, mostly food and beverage.

Overview

NPI1891789178
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedSep 1, 2005
Last updated in NPPESAug 31, 2022
Certified by providerAug 31, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X036060534IL

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 (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients374
Services billed2,743 across 67 procedure codes
Paid by Medicare$198,928

Part D prescriptions in 2024

Prescriptions (claims)4,732 · 11,825 30-day fills
Patients385
Total drug cost$406,976
Generic share87% of claims

Medicare sources and data years

Education and affiliations

Medical schoolLoyola University of Chicago, Stritch School of Medicine
Graduation year1978
Medicare specialtyInternal Medicine
Secondary specialtiesCritical Care (Intensivists)

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$58.49 · 2 payments from 1 company
  • 2024$74.62 · 3 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Novo Nordisk Inc$58.492

What the 2025 payments were for

  • Food and Beverage$58.49 · 2 payments

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

Other Internal Medicine providers in Lake In The Hills

All Internal Medicine providers in Illinois →