Michael F. Grantham, MD
NPI 1649264342ActiveIndividual· Radiology, Diagnostic Radiology· Mishawaka, IN
Radiology, Diagnostic Radiology (MD) in Mishawaka, Indiana, trained at University of North Dakota School of Medicine (class of 1995). Mostly services rather than prescriptions: Medicare paid $144,019 for 3,402 patients in 2024, with only 30 Part D claims. Siemens Medical Solutions USA, Inc. reported $21.15 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1649264342 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 8, 2005 |
| Last updated in NPPES | May 16, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 01051989 | IN |
| Radiology, Body Imaging | 2085B0100X | 01051989 | IN |
| Radiology, Neuroradiology | 2085N0700X | 01051989 | IN |
| Radiology, Neuroradiology, Nuclear Radiology | 2085N0904X | 01051989 | IN |
| Radiology, Pediatric Radiology | 2085P0229X | 01051989 | IN |
| Radiology, Therapeutic Radiology | 2085R0203X | 01051989 | IN |
| Radiology, Vascular & Interventional Radiology | 2085R0204X | 01051989 | IN |
| Radiology, Diagnostic Ultrasound | 2085U0001X | 01051989 | IN |
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 - Diagnostic Radiology (IN); Practitioner - Diagnostic Radiology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 3,402 |
|---|---|
| Services billed | 5,042 across 178 procedure codes |
| Paid by Medicare | $144,019 |
Part D prescriptions in 2024
| Prescriptions (claims) | 30 · 30 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $152.17 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | University of North Dakota School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Diagnostic Radiology |
| Secondary specialties | Interventional Radiology |
Medical group
- Radiology IncLa Porte, IN · 34 clinicians
Hospital affiliations
- Elkhart General HospitalElkhart, IN
- Franciscan Health Michigan CityMichigan City, IN
- Goshen HospitalGoshen, IN
- Memorial Hospital of South BendSouth Bend, IN
- Three Rivers HealthThree Rivers, MI
Industry payments (Open Payments)
- 2025$21.15 · 1 payment from 1 company
- 2024$1,682 · 10 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Siemens Medical Solutions USA, Inc. | $21.15 | 1 |
What the 2025 payments were for
- Food and Beverage$21.15 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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