Quick answers
- Does Clarissa A. Gutierrez accept Medicare assignment?
- Yes. Medicare's clinician data says Clarissa A. Gutierrez accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Clarissa A. Gutierrez's NPI number?
- 1629651062. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Clarissa A. Gutierrez works
Medicare's Facility Affiliation Data lists Clarissa A. Gutierrez at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Doctors Hospital at RenaissanceEdinburg, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 450869
- Rio Grande Regional HospitalMcAllen, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 450711
Practice locations
Addresses where Clarissa A. Gutierrez is enrolled with Medicare (CMS data updated October 2, 2026).
- 101 E Ridge Rd, Rio Grande Regional HospitalMcAllen, TX 78503 (956) 632‑6000
- 222 E Ridge Rd, Suite 204McAllen, TX 78503 (956) 632‑6020
Group practices
Medicare enrollment lists Clarissa A. Gutierrez as a member of this group (CMS data updated October 2, 2026).
- Rio Grande Anesthesia and Pain Medicine Consultants, P .A.41 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in McAllen
Clinicians with the same Medicare primary specialty in McAllen, TX — not a recommendation.
Other clinicians in Rio Grande Anesthesia and Pain Medicine Consultants, P .A.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Texas Tech University Health Science Center School Of Medicine |
| Graduation year | 2021 (5 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629651062 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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