Zachary Richard Grossmann, MD
NPI 1578257572ActiveIndividual· Family Medicine· Winterset, IA
Family Medicine (MD) in Winterset, Iowa, licensed in IA and KS, with an NPI issued in June 2023. Part D covered 238 prescriptions written in 2024, 89% of them generic.
Overview
| NPI | 1578257572 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 5, 2023 |
| Last updated in NPPES | Sep 23, 2026 |
| Certified by provider | Sep 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MD-57485 | IA |
| Family Medicine | 207Q00000X | 94-11506 | KS |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Order and Referring Only - Family Practice (KS) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 238 · 421 30-day fills |
|---|---|
| Patients | 43 |
| Total drug cost | $23,373 |
| Generic share | 89% 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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