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Lyn Tangen, M.D.

NPI 1417068131ActiveIndividual· Colon & Rectal Surgery· Urbana, IL

Colon & Rectal Surgery (M.D.) in Urbana, Illinois, trained at University of Minnesota Medical School (class of 1973). Mostly services rather than prescriptions: Medicare paid $31,828 for 185 patients in 2024, with only 33 Part D claims. Exact Sciences Corporation was the largest of 7 companies reporting payments in 2025, $267.13 in all, mostly food and beverage.

Overview

NPI1417068131
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedAug 31, 2006
Last updated in NPPESMay 21, 2014

Specialties and licenses

TaxonomyCodeLicenseState
Colon & Rectal Surgery Primary208C00000X036073498IL

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 - Colorectal Surgery (Proctology) (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients185
Services billed379 across 33 procedure codes
Paid by Medicare$31,828

Part D prescriptions in 2024

Prescriptions (claims)33 · 33 30-day fills
Patients17
Total drug cost$679.35
Generic share91% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Minnesota Medical School
Graduation year1973
Medicare specialtyColorectal Surgery (Proctology)

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$267.13 · 8 payments from 7 companies
  • 2024$194.18 · 9 payments from 4 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$267.13 · 8 payments

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

Other colorectal surgeons in Urbana

All colorectal surgeons in Illinois