Quick answers
- Which hospitals does Brian L. Sullivan work at?
- Medicare's official clinician data lists Brian L. Sullivan at 1 hospital: Ascension Seton Hays. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Brian L. Sullivan see patients?
- Medicare's clinician data lists 2 practice locations, including Bastrop, TX. Call before your visit to confirm the address.
- What is Brian L. Sullivan's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Brian L. Sullivan accept Medicare assignment?
- Yes. Medicare's clinician data says Brian L. Sullivan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Brian L. Sullivan?
- (512) 321-1098, as listed in official Medicare / NPI Registry data.
- What is Brian L. Sullivan's NPI number?
- 1053395079. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Brian L. Sullivan works
Medicare's Facility Affiliation Data lists Brian L. Sullivan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension Seton HaysKyle, TX · Acute Care Hospital · CCN 670056
Practice locations
Addresses where Brian L. Sullivan is enrolled with Medicare (CMS data updated 2026-10-02).
- 441 Hwy 71 W, Suite ABastrop, TX 78602 (512) 321‑1098
- 815 Hwy 71 W, Suite 1150Bastrop, TX 78602 (512) 321‑1098
Group practices
Medicare enrollment lists Brian L. Sullivan as a member of this group (CMS data updated 2026-10-02).
- Desmar Walkes, M.D., P.A.3 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Texas
Clinicians with the same Medicare primary specialty in Texas — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Baylor College Of Medicine |
| Graduation year | 1973 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1053395079 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians