Quick answers
- Which hospitals does Don E. Alter Jr. work at?
- Medicare's official clinician data lists Don E. Alter Jr. at 1 hospital: Doctors Hosptal at Renaissance. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Don E. Alter Jr. see patients?
- Medicare's clinician data lists 2 practice locations, including San Antionio, TX and Edinburg, TX. Call before your visit to confirm the address.
- What is Don E. Alter Jr.'s specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Don E. Alter Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Don E. Alter Jr. 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 Don E. Alter Jr.?
- (726) 266-8100, as listed in official Medicare / NPI Registry data.
- What is Don E. Alter Jr.'s NPI number?
- 1952321663. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Don E. Alter Jr. works
Medicare's Facility Affiliation Data lists Don E. Alter Jr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Doctors Hosptal at RenaissanceEdinburg, TX · Acute Care Hospital · CCN 450869
Practice locations
Addresses where Don E. Alter Jr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 3011 W Loop 1604San Antionio, TX 78251 (726) 266‑8100
- 5501 S McColl RdEdinburg, TX 78539 (956) 661‑0529
Group practices
Medicare enrollment lists Don E. Alter Jr. as a member of these groups (CMS data updated 2026-10-02).
- Texas Ams PLLC150 clinicians in the group
- McAllen Anesthesia Consultants PA47 clinicians in the group
- Renaissance Specialist Clinic41 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in San Antionio
Clinicians with the same Medicare primary specialty in San Antionio, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical Branch At Galveston |
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1952321663 |
| 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