Michael A. Grajewski, MD
NPI 1023085685ActiveIndividual· Family Medicine· Watertown, WI
Family Medicine (MD) in Watertown, Wisconsin, licensed in WI, with an NPI issued in March 2006. Their prescriptions cost Medicare Part D more than their services did: $343,058 for 4,144 claims, against $8,717 paid for services in 2024.
Overview
| NPI | 1023085685 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 2, 2006 |
| Last updated in NPPES | Nov 8, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 27213 | WI |
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 - Family Practice (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 108 |
|---|---|
| Services billed | 200 across 18 procedure codes |
| Paid by Medicare | $8,717 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,144 · 9,200 30-day fills |
|---|---|
| Patients | 408 |
| Total drug cost | $343,058 |
| Generic share | 85% 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 family medicine physicians in Watertown
- 1033178512
- 1083806814
- 1093883142
- 1336401736
- 1376172007
- 1013908771
- 1942888243
- 1003383027
- 1003963877
- 1194582924
- 1215005368
- 1356627699
All 24 family medicine physicians in Watertown · All family medicine physicians in Wisconsin