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Denis Nam, M.D., M.SC.

NPI 1114184058ActiveIndividual· Orthopaedic Surgery, Adult Reconstructive Orthopaedic Surgery· Chicago, IL

Opted out of Medicare from October 2026 to October 2028. Orthopaedic Surgery, Adult Reconstructive Orthopaedic Surgery (M.D., M.SC.) with Orthomidwest, PLLC and 4 other groups, practicing in Chicago, Illinois. 929 Medicare patients in 2024, $618,269 paid; all of their 3,531 Part D prescriptions were generic. Stryker Corporation was the largest of 2 companies reporting payments in 2025, $887,845 in all, mostly royalties and licenses. Lists Community Hospital and 3 other hospitals as hospital affiliations.

Overview

NPI1114184058
StatusActive
Entity typeIndividual
CredentialM.D., M.SC.
Sole proprietorNo
NPI issuedMay 19, 2008
Last updated in NPPESSep 29, 2026

Specialties and licenses

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 - Orthopedic Surgery (IL); Practitioner - Orthopedic Surgery (IN)
Opt-outOpted out Oct 1, 2026 – Oct 1, 2028
Can order and referYes
Accepts assignmentYes (participating)

During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.

Medicare services in 2024

Medicare patients929
Services billed9,534 across 51 procedure codes
Paid by Medicare$618,269

Part D prescriptions in 2024

Prescriptions (claims)3,531 · 3,585 30-day fills
Patients778
Total drug cost$21,556
Generic share100% of claims

Medicare sources and data years

Education and affiliations

Graduation year2007
Medicare specialtyOrthopedic Surgery

Medical groups

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$887,845 · 48 payments from 2 companies
  • 2024$704,067 · 67 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Stryker Corporation$887,78547
Depuy Synthes Sales Inc.$59.671

What the 2025 payments were for

  • Royalty or License$874,742 · 4 payments
  • Travel and Lodging$11,637 · 26 payments
  • Food and Beverage$1,217 · 17 payments
  • Consulting Fee$250.00 · 1 payment

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

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