Michael R. Treanor, M.D.
NPI 1255375200ActiveIndividual· Internal Medicine, Gastroenterology· Peoria, IL
Internal Medicine, Gastroenterology (M.D.) with Carle Health Care Incorporated and 1 other group, practicing in Peoria, Illinois. Their prescriptions cost Medicare Part D more than their services did: $698,435 for 916 claims, against $75,242 paid for services in 2024. Abbvie Inc. was the largest of 12 companies reporting payments in 2025, $671.46 in all, mostly food and beverage. Lists Carle Health Methodist Hospital as a hospital affiliation.
Overview
| NPI | 1255375200 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 16, 2006 |
| Last updated in NPPES | Jun 17, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 036078786 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 340 |
|---|---|
| Services billed | 1,805 across 31 procedure codes |
| Paid by Medicare | $75,242 |
Part D prescriptions in 2024
| Prescriptions (claims) | 916 · 1,576 30-day fills |
|---|---|
| Patients | 458 |
| Total drug cost | $698,435 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical groups
- Carle Health Care IncorporatedUrbana, IL · 1,666 clinicians
- Methodist Medical Center of IllinoisPeoria, IL · 382 clinicians
Hospital affiliation
- Carle Health Methodist HospitalPeoria, IL
Industry payments (Open Payments)
- 2025$671.46 · 45 payments from 12 companies
- 2024$974.92 · 68 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $297.14 | 24 |
| Janssen Biotech, Inc. | $75.85 | 4 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $58.43 | 3 |
| Gilead Sciences, Inc. | $47.46 | 2 |
| Ardelyx, Inc. | $45.91 | 3 |
What the 2025 payments were for
- Food and Beverage$671.46 · 45 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 gastroenterologists in Peoria · All gastroenterologists in Illinois