Mark W. Graves, MD
NPI 1285702308ActiveIndividual· Internal Medicine· Springfield, IL
Internal Medicine (MD) in Springfield, Illinois, licensed in IL and IN, with an NPI issued in November 2006. Part D covered 6,591 prescriptions written in 2024, 88% of them generic.
Overview
| NPI | 1285702308 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 30, 2006 |
| Last updated in NPPES | Dec 10, 2021 |
| Certified by provider | Dec 10, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-145917 | IL |
| Internal Medicine | 207R00000X | 01043637A | 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 - Internal Medicine (IL) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 6,591 · 12,130 30-day fills |
|---|---|
| Patients | 459 |
| Total drug cost | $515,063 |
| Generic share | 88% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 212 internal medicine physicians in Springfield · All internal medicine physicians in Illinois