Quick answers
- Which hospitals does Rafael Rivera Rivera work at?
- Medicare's official clinician data lists Rafael Rivera Rivera at 1 hospital: United Regional Health Care System. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Rafael Rivera Rivera see patients?
- Medicare's clinician data lists 2 practice locations, including Wichita Falls, TX. Call before your visit to confirm the address.
- What is Rafael Rivera Rivera's specialty?
- Medicare lists Critical Care (Intensivists) as the primary specialty, and also Internal Medicine and Pulmonary Disease.
- Does Rafael Rivera Rivera accept Medicare assignment?
- Yes. Medicare's clinician data says Rafael Rivera 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 Rafael Rivera Rivera?
- (940) 322-4480, as listed in official Medicare / NPI Registry data.
- What is Rafael Rivera Rivera's NPI number?
- 1669432209. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Rafael Rivera Rivera works
Medicare's Facility Affiliation Data lists Rafael Rivera Rivera at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- United Regional Health Care SystemWichita Falls, TX · Acute Care Hospital · CCN 450010
Practice locations
Addresses where Rafael Rivera Rivera is enrolled with Medicare (CMS data updated 2026-10-02).
- 1208 Brook AveWichita Falls, TX 76301 (940) 322‑4480
- 1600 11th StWichita Falls, TX 76301 (940) 764‑7000
Group practices
Medicare enrollment lists Rafael Rivera Rivera as a member of these groups (CMS data updated 2026-10-02).
- Critical Care Specialists of North Texas PLLC12 clinicians in the group
- Pulmonary Services of North Texas PLLC8 clinicians in the group
Specialties
Other critical care doctors in Wichita Falls
Clinicians with the same Medicare primary specialty in Wichita Falls, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1669432209 |
| 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