Thomas Andrew Greenwald, M.D.
NPI 1497743314ActiveIndividual· Orthopaedic Surgery· Ames, IA
Orthopaedic Surgery (M.D.) in Ames, Iowa, trained at University of Iowa, Rj & L Carver College of Medicine (class of 1987). Mostly services rather than prescriptions: Medicare paid $71,933 for 243 patients in 2024, with only 28 Part D claims. Stryker Corporation was the largest of 2 companies reporting payments in 2025, $77.89 in all, mostly food and beverage.
Overview
| NPI | 1497743314 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 13, 2005 |
| Last updated in NPPES | Nov 13, 2020 |
| Certified by provider | Nov 13, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 28613 | IA |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 243 |
|---|---|
| Services billed | 3,895 across 44 procedure codes |
| Paid by Medicare | $71,933 |
Part D prescriptions in 2024
| Prescriptions (claims) | 28 · 28 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $104.90 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Iowa, Rj & L Carver College of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Orthopedic Surgery |
Hospital affiliation
- Mary Greeley Medical CenterAmes, IA
Industry payments (Open Payments)
- 2025$77.89 · 2 payments from 2 companies
- 2024$1,191 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $53.24 | 1 |
| Depuy Synthes Sales Inc. | $24.65 | 1 |
What the 2025 payments were for
- Food and Beverage$77.89 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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