Darren Lloyd Grunwaldt, D.O.
NPI 1437371788ActiveIndividual· Neuromusculoskeletal Medicine & OMM· Wyoming, MI
Neuromusculoskeletal Medicine & OMM (D.O.) in Wyoming, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 2005). Mostly services rather than prescriptions: Medicare paid $16,410 for 62 patients in 2024, with only 15 Part D claims.
Overview
| NPI | 1437371788 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 3, 2007 |
| Last updated in NPPES | Dec 31, 2021 |
| Certified by provider | Dec 31, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neuromusculoskeletal Medicine & OMM Primary | 204D00000X | 5101016401 | MI |
| Family Medicine | 207Q00000X | 5101016401 | MI |
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 - Osteopathic Manipulative Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 62 |
|---|---|
| Services billed | 298 across 11 procedure codes |
| Paid by Medicare | $16,410 |
Part D prescriptions in 2024
| Prescriptions (claims) | 15 · 15 30-day fills |
|---|---|
| Total drug cost | $80.49 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Osteopathic Manipulative Medicine |
| Secondary specialties | Family Practice |
Medical group
- Mercy Specialty ServicesMuskegon, MI · 90 clinicians
Hospital affiliation
- Trinity Health Muskegon HospitalMuskegon, MI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records