Marshall C. Bishop, MD
NPI 1821079260ActiveIndividual· Family Medicine· Shiner, TX
Family Medicine (MD) with Shiner Medical LLP and 1 other group, practicing in Shiner, Texas. Their prescriptions cost Medicare Part D more than their services did: $699,636 for 9,858 claims, against $56,726 paid for services in 2024. Viatris Specialty LLC was the largest of 6 companies reporting payments in 2025, $201.34 in all, mostly food and beverage. Lists Citizens Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1821079260 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 11, 2005 |
| Last updated in NPPES | Jul 18, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | K8879 | TX |
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 - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 266 |
|---|---|
| Services billed | 1,081 across 70 procedure codes |
| Paid by Medicare | $56,726 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,858 · 13,617 30-day fills |
|---|---|
| Patients | 419 |
| Total drug cost | $699,636 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Family Practice |
| Secondary specialties | Obstetrics/Gynecology |
Medical groups
- Shiner Medical LLPShiner, TX · 3 clinicians
- Drs Wagner Andwagner PAShiner, TX · 3 clinicians
Hospital affiliations
- Citizens Medical CenterVictoria, TX
- Lavaca Medical CenterHallettsville, TX
- Memorial HospitalGonzales, TX
- Yoakum Community HospitalYoakum, TX
Other facilities
- Advanced Home Health ServicesHome health agency · Seguin, TX
- Excel Complete Home Healthcare IncHome health agency · Victoria, TX
- Paradigm at StevensNursing home · Yoakum, TX
- Shady Oak Nursing and RehabilitationNursing home · Moulton, TX
- Stevens Nursing and Rehabilitation Center of HalleNursing home · Hallettsville, TX
- Shiner Nursing and Rehabilitation CenterNursing home · Shiner, TX
Industry payments (Open Payments)
- 2025$201.34 · 10 payments from 6 companies
- 2024$110.43 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viatris Specialty LLC | $88.37 | 4 |
| Lilly USA, LLC | $36.52 | 2 |
| Vertex Pharmaceuticals Incorporated | $32.79 | 1 |
| Pfizer Inc. | $21.13 | 1 |
| Exact Sciences Corporation | $17.36 | 1 |
What the 2025 payments were for
- Food and Beverage$201.34 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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