Quick answers
- Which hospitals does John Gasko work at?
- Medicare's official clinician data lists John Gasko at 3 hospitals: Baptist Medical Center, Methodist Hospital Stone Oak and University Health System. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Gasko see patients?
- Medicare's clinician data lists 2 practice locations, including San Antonio, TX. Call before your visit to confirm the address.
- What is John Gasko's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does John Gasko accept Medicare assignment?
- Yes. Medicare's clinician data says John Gasko 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 John Gasko?
- (210) 638-2100, as listed in official Medicare / NPI Registry data.
- What is John Gasko's NPI number?
- 1164482055. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John Gasko works
Medicare's Facility Affiliation Data lists John Gasko at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Baptist Medical CenterSan Antonio, TX · Acute Care Hospital · CCN 450058
- Methodist Hospital Stone OakSan Antonio, TX · Acute Care Hospital · CCN 670055
- University Health SystemSan Antonio, TX · Acute Care Hospital · CCN 450213
Practice locations
Addresses where John Gasko is enrolled with Medicare (CMS data updated 2026-10-02).
- 1139 E Sonterra BlvdSan Antonio, TX 78258 (210) 638‑2100
- 4502 Medical DrSan Antonio, TX 78229 (210) 358‑2015
Group practices
Medicare enrollment lists John Gasko as a member of these groups (CMS data updated 2026-10-02).
- U S Anesthesia Partners of Texas, PA2,752 clinicians in the group
- Community Medicine Associates605 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Texas →
Other nurse anesthetists in San Antonio
Clinicians with the same Medicare primary specialty in San Antonio, TX — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164482055 |
| 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