Gregg Wendell Schellack, D.O.
NPI 1205887544ActiveIndividual· Orthopaedic Surgery· Livingston, MT
Orthopaedic Surgery (D.O.) with Plains Hospital Corporation, practicing in Livingston, Montana. Part D covered 108 prescriptions written in 2024, 100% of them generic. Stryker Corporation reported $14.75 in payments in 2025, mostly food and beverage. Lists Clark Fork Valley Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1205887544 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 12, 2006 |
| Last updated in NPPES | Aug 21, 2024 |
| Certified by provider | Aug 21, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | PHYS-35111 | MT |
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) | Enrolled Practitioner - Orthopedic Surgery (MT) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 108 · 111 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $542.90 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Orthopedic Surgery |
Medical group
- Plains Hospital CorporationPlains, MT · 28 clinicians
Hospital affiliations
- Clark Fork Valley HospitalPlains, MT
- St. Patrick HospitalMissoula, MT
Industry payments (Open Payments)
- 2025$14.75 · 1 payment from 1 company
- 2024$60.68 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $14.75 | 1 |
What the 2025 payments were for
- Food and Beverage$14.75 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Orthopaedic Surgery providers in Livingston
- 1730198342
- 1205248713