Corey French Graham, M.D.
NPI 1316109317ActiveIndividual· Surgery· Warsaw, IN
Surgery (M.D.) in Warsaw, Indiana, trained at Michigan State University College of Human Medicine (class of 2008). 157 Medicare patients in 2024, $42,509 paid; nearly all of their 321 Part D prescriptions were generic (99%). Medtronic, Inc. was the largest of 4 companies reporting payments in 2025, $377.09 in all, mostly food and beverage.
Overview
| NPI | 1316109317 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 30, 2008 |
| Last updated in NPPES | Dec 15, 2021 |
| Certified by provider | Dec 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 01074316A | IN |
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 - General Surgery (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 157 |
|---|---|
| Services billed | 360 across 49 procedure codes |
| Paid by Medicare | $42,509 |
Part D prescriptions in 2024
| Prescriptions (claims) | 321 · 522 30-day fills |
|---|---|
| Patients | 136 |
| Total drug cost | $4,375 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | Michigan State University College of Human Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | General Surgery |
Medical group
- Kosciusko Medical Group LLCWarsaw, IN · 38 clinicians
Hospital affiliations
- Kosciusko Community HospitalWarsaw, IN
- Lutheran Hospital of IndianaFort Wayne, IN
Industry payments (Open Payments)
- 2025$377.09 · 10 payments from 4 companies
- 2024$1,901 · 24 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $211.73 | 7 |
| Ethicon US, LLC | $112.91 | 1 |
| Inspire Medical Systems, Inc. | $33.19 | 1 |
| Pfizer Inc. | $19.26 | 1 |
What the 2025 payments were for
- Food and Beverage$377.09 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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