Quick answers
- Which hospitals does Diana T. Bui work at?
- Medicare's official clinician data lists Diana T. Bui at 2 hospitals: Memorial Hermann - Texas Medical Center and TOPS Surgical Specialty Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Diana T. Bui see patients?
- Medicare's clinician data lists 6 practice locations, including Houston, TX. Call before your visit to confirm the address.
- What is Diana T. Bui's specialty?
- Medicare lists Anesthesiology Assistant as the primary specialty.
- Does Diana T. Bui accept Medicare assignment?
- Yes. Medicare's clinician data says Diana T. Bui 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 Diana T. Bui?
- (469) 863-9978, as listed in official Medicare / NPI Registry data.
- What is Diana T. Bui's NPI number?
- 1891434106. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Diana T. Bui works
Medicare's Facility Affiliation Data lists Diana T. Bui at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Memorial Hermann - Texas Medical CenterHouston, TX · Acute Care Hospital · CCN 450068
- TOPS Surgical Specialty HospitalHouston, TX · Acute Care Hospital · CCN 450774
Practice locations
Addresses where Diana T. Bui is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 17080 Red Oak DrHouston, TX 77090 (469) 863‑9978
- 6400 Fannin St, Suite 1400Houston, TX 77030 (713) 704‑3450
- 6410 Fannin StHouston, TX 77030
- 6411 Fannin StHouston, TX 77030
- 6411 Fannin St, Suite 400Houston, TX 77030 (713) 500‑3267
Group practices
Medicare enrollment lists Diana T. Bui as a member of these groups (CMS data updated 2026-10-02).
- UT Physicians1,765 clinicians in the group
- Orthomed Staffing LLC416 clinicians in the group
Specialties
- Anesthesiology Assistantprimary
Other anesthesiologist assistants in Houston
Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.
Clinician information
| Credential | AA |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891434106 |
| 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