Mark Lyon, MD
NPI 1831300748ActiveIndividual· Urology· Orland Park, IL
Urology (MD) in Orland Park, Illinois, trained at University of Chicago, Pritzker School of Medicine (class of 2001). In 2024 Medicare paid $492,504 for 800 patients, and Part D covered 1,222 of their prescriptions, 89% of them generic. Olympus America Inc. was the largest of 22 companies reporting payments in 2025, $2,225 in all, mostly food and beverage.
Overview
| NPI | 1831300748 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 24, 2007 |
| Last updated in NPPES | Oct 22, 2026 |
| Certified by provider | Oct 20, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 036116228 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Urology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 800 |
|---|---|
| Services billed | 11,142 across 98 procedure codes |
| Paid by Medicare | $492,504 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,222 · 2,451 30-day fills |
|---|---|
| Patients | 367 |
| Total drug cost | $120,135 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Chicago, Pritzker School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- Uropartners LLCHinsdale, IL · 138 clinicians
Hospital affiliations
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
- Osf Little Company of Mary Medical CenterEvergreen Park, IL
- Palos Community HospitalPalos Heights, IL
- Silver Cross Hospital and Medical CentersNew Lenox, IL
Industry payments (Open Payments)
- 2025$2,225 · 79 payments from 22 companies
- 2024$5,187 · 46 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Olympus America Inc. | $450.53 | 17 |
| Teleflex LLC | $441.88 | 11 |
| Abbvie Inc. | $311.57 | 11 |
| Calyxo, Inc. | $205.30 | 3 |
| Ferring Pharmaceuticals Inc. | $127.70 | 6 |
What the 2025 payments were for
- Food and Beverage$2,225 · 79 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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