Mark Thomas Muir, M.D.
NPI 1134332422ActiveIndividual· Surgery, Surgical Critical Care· San Antonio, TX
Surgery, Surgical Critical Care (M.D.) in San Antonio, Texas, trained at University of Texas Southwestern Medical School at Dallas (class of 2006). Medicare paid $19,161 for services to 100 patients in 2024.
Overview
| NPI | 1134332422 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 7, 2007 |
| Last updated in NPPES | Nov 17, 2023 |
| Certified by provider | Nov 17, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Surgical Critical Care Primary | 2086S0102X | N2675 | TX |
| Surgery | 208600000X | N2675 | TX |
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 - General Surgery (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 100 |
|---|---|
| Services billed | 143 across 31 procedure codes |
| Paid by Medicare | $19,161 |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | General Surgery |
| Secondary specialties | Critical Care (Intensivists) |
Medical group
- University of Texas Health Science Center at San AntonioSan Antonio, TX · 1,297 clinicians
Hospital affiliation
- University Health SystemSan Antonio, TX
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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