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James J. Siegert, D.O.

NPI 1245556224ActiveIndividual· Urology· Olympia Fields, IL

Urology (D.O.) in Olympia Fields, Illinois, trained at Midwestern University, Chicago College of Osteopathic Med (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $1,235,301 for 3,876 claims, against $262,855 paid for services in 2024. Boston Scientific Corporation was the largest of 6 companies reporting payments in 2025, $2,448 in all, mostly food and beverage.

Overview

NPI1245556224
StatusActive
Entity typeIndividual
CredentialD.O.
Sole proprietorYes
NPI issuedApr 15, 2010
Last updated in NPPESMar 20, 2021
Certified by providerMar 20, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Urology Primary208800000X036-137110IL
Internal Medicine207R00000X036137110IL
General Acute Care Hospital282N00000X——

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 - Urology (IL)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients1,026
Services billed2,978 across 86 procedure codes
Paid by Medicare$262,855

Part D prescriptions in 2024

Prescriptions (claims)3,876 · 7,296 30-day fills
Patients931
Total drug cost$1,235,301
Generic share83% of claims

Medicare sources and data years

Education and affiliations

Medical schoolMidwestern University, Chicago College of Osteopathic Med
Graduation year2010
Medicare specialtyUrology

Medical groups

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$2,448 · 36 payments from 6 companies
  • 2024$9,704 · 44 payments from 13 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,268 · 31 payments
  • Travel and Lodging$1,165 · 4 payments
  • Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$15.00 · 1 payment

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

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