Thomas M. Koroscil, MD
NPI 1811953680ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Dayton, OH
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Dayton, Ohio, licensed in OH, with an NPI issued in April 2006. Their prescriptions cost Medicare Part D more than their services did: $272,963 for 1,410 claims, against $7,421 paid for services in 2024.
Overview
| NPI | 1811953680 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 21, 2006 |
| Last updated in NPPES | Mar 13, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 35083507 | OH |
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 - Endocrinology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 88 |
|---|---|
| Services billed | 144 across 8 procedure codes |
| Paid by Medicare | $7,421 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,410 · 3,426 30-day fills |
|---|---|
| Patients | 296 |
| Total drug cost | $272,963 |
| Generic share | 62% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Endocrinology, Diabetes & Metabolism providers in Dayton
- 1417130337
- 1760681712
- 1023536687
- 1083410039
- 1477746071
- 1770565335
- 1639367162
- 1205137858
- 1235159559
- 1649386764
- 1679695985
All Internal Medicine, Endocrinology, Diabetes & Metabolism providers in Ohio →