Quick answers
- Does Hannah C. Stewart accept Medicare assignment?
- Yes. Medicare's clinician data says Hannah C. Stewart accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Hannah C. Stewart's NPI number?
- 1316814783. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Hannah C. Stewart works
Medicare's Facility Affiliation Data lists Hannah C. Stewart at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Ascension Seton WilliamsonRound Rock, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 670041
Practice locations
Addresses where Hannah C. Stewart is enrolled with Medicare (CMS data updated October 2, 2026).
- 1401 Medical PkwyCedar Park, TX 78613 (512) 528‑7000
Group practices
Medicare enrollment lists Hannah C. Stewart as a member of this group (CMS data updated October 2, 2026).
- Usacs Critical Care Medicine Services of Texas PLLC75 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Cedar Park
Clinicians with the same Medicare primary specialty in Cedar Park, TX — not a recommendation.
Other clinicians in Usacs Critical Care Medicine Services of Texas PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1316814783 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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