Lisa Michelle Weinreich, PA-C
NPI 1285902767ActiveIndividual· Physician Assistant· Missoula, MT
Physician Assistant (PA-C) with Montana Gastroenterology, PLLC, practicing in Missoula, Montana. 206 Medicare patients in 2024, $63,275 paid; nearly all of their 266 Part D prescriptions were generic (90%). Regeneron Healthcare Solutions, Inc. was the largest of 9 companies reporting payments in 2025, $828.01 in all, mostly food and beverage. Lists Clark Fork Valley Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1285902767 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | Dec 12, 2011 |
| Last updated in NPPES | Oct 27, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 677 | 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) | Enrolled Practitioner - Physician Assistant (MT); Practitioner - Physician Assistant (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 206 |
|---|---|
| Services billed | 2,509 across 16 procedure codes |
| Paid by Medicare | $63,275 |
Part D prescriptions in 2024
| Prescriptions (claims) | 266 · 460 30-day fills |
|---|---|
| Patients | 69 |
| Total drug cost | $34,653 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Montana Gastroenterology, PLLCMissoula, MT · 23 clinicians
Hospital affiliations
- Clark Fork Valley HospitalPlains, MT
- Community Medical CenterMissoula, MT
- St. Patrick HospitalMissoula, MT
Industry payments (Open Payments)
- 2025$828.01 · 33 payments from 9 companies
- 2024$653.31 · 28 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $158.74 | 2 |
| Takeda Pharmaceuticals U.S.A., Inc. | $152.43 | 8 |
| Abbvie Inc. | $149.70 | 7 |
| Madrigal Pharmaceuticals | $107.51 | 3 |
| Janssen Biotech, Inc. | $96.50 | 4 |
What the 2025 payments were for
- Food and Beverage$828.01 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 125 physician assistants in Missoula · All physician assistants in Montana