Gary J. Willstein, MD
NPI 1932154671ActiveIndividual· Orthopaedic Surgery· Missoula, MT
Orthopaedic Surgery (MD) in Missoula, Montana, licensed in MT, with an NPI issued in May 2006. 408 Medicare patients in 2024, $211,953 paid; nearly all of their 374 Part D prescriptions were generic (97%). Stryker Corporation reported $343.42 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1932154671 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 23, 2006 |
| Last updated in NPPES | Aug 26, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 9552 | MT |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 408 |
|---|---|
| Services billed | 12,580 across 65 procedure codes |
| Paid by Medicare | $211,953 |
Part D prescriptions in 2024
| Prescriptions (claims) | 374 · 442 30-day fills |
|---|---|
| Patients | 145 |
| Total drug cost | $8,317 |
| Generic share | 97% of claims |
Industry payments (Open Payments)
- 2024$343.42 · 3 payments from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $343.42 | 3 |
What the 2024 payments were for
- Food and Beverage$343.42 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 18 orthopedic surgeons in Missoula · All orthopedic surgeons in Montana