Quick answers
- Which hospitals does William G. Askew work at?
- Medicare's official clinician data lists William G. Askew at 5 hospitals: Ascension Seton Hays, Ascension Seton Medical Center Austin, Ascension Seton Northwest, Ascension Seton Williamson and Dell Seton Medical Center at the University of TX. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William G. Askew see patients?
- Medicare's clinician data lists 2 practice locations, including Cedar Park, TX and Houston, TX. Call before your visit to confirm the address.
- What is William G. Askew's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does William G. Askew accept Medicare assignment?
- Yes. Medicare's clinician data says William G. Askew 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 William G. Askew?
- (512) 528-7000, as listed in official Medicare / NPI Registry data.
- What is William G. Askew's NPI number?
- 1790766574. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William G. Askew works
Medicare's Facility Affiliation Data lists William G. Askew 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
- Ascension Seton Medical Center AustinAustin, TX · Acute Care Hospital · CCN 450056
- Ascension Seton NorthwestAustin, TX · Acute Care Hospital · CCN 450867
- Ascension Seton WilliamsonRound Rock, TX · Acute Care Hospital · CCN 670041
- Dell Seton Medical Center at the University of TXAustin, TX · Acute Care Hospital · CCN 450124
Practice locations
Addresses where William G. Askew is enrolled with Medicare (CMS data updated 2026-10-02).
- 1401 Medical PkwyCedar Park, TX 78613 (512) 528‑7000
- 1500 Citywest Blvd, Suite 300Houston, TX 77042 (713) 620‑4000
Group practices
Medicare enrollment lists William G. Askew as a member of this group (CMS data updated 2026-10-02).
- U S Anesthesia Partners of Texas, PA2,752 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Texas
Clinicians with the same Medicare primary specialty in Texas — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical Branch At Galveston |
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1790766574 |
| 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