Quick answers
- Which hospitals does Martin Rivera work at?
- Medicare's official clinician data lists Martin Rivera at 2 hospitals: Memorial Hospital and UT Health East Texas Athens Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Martin Rivera see patients?
- Medicare's clinician data lists 5 practice locations, including Quitman, TX, Tyler, TX and Athens, TX. Call before your visit to confirm the address.
- What is Martin Rivera's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Martin Rivera accept Medicare assignment?
- Yes. Medicare's clinician data says Martin Rivera 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 Martin Rivera?
- (903) 763-6300, as listed in official Medicare / NPI Registry data.
- What is Martin Rivera's NPI number?
- 1184694416. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Martin Rivera works
Medicare's Facility Affiliation Data lists Martin Rivera at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Memorial HospitalDumas, TX · Critical Access Hospital · CCN 451386
- UT Health East Texas Athens HospitalAthens, TX · Acute Care Hospital · CCN 450389
Practice locations
Addresses where Martin Rivera is enrolled with Medicare (CMS data updated 2026-10-02).
- 117 N Winnsboro St, UT Health QuitmanQuitman, TX 75783 (903) 763‑6300
- 11937 US Hwy 271Tyler, TX 75708 (903) 877‑7000
- 2000 S Palestine StAthens, TX 75751 (903) 675‑2216
- 224 E 2nd St, Moore County Hosp DistDumas, TX 79029 (806) 934‑7824
- 7400 Barlite BlvdSan Antonio, TX 78224 (210) 921‑2000
Group practices
Medicare enrollment lists Martin Rivera as a member of this group (CMS data updated 2026-10-02).
- Emergenchealth PLLC1,056 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Texas →
Other nurse anesthetists in Quitman
Clinicians with the same Medicare primary specialty in Quitman, TX — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1184694416 |
| 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