Quick answers
- Does Garyn Grijalva accept Medicare assignment?
- Yes. Medicare's clinician data says Garyn Grijalva 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 Garyn Grijalva's NPI number?
- 1770383101. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Garyn Grijalva works
Medicare's Facility Affiliation Data lists Garyn Grijalva 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.
- Flagstaff Medical CenterFlagstaff, AZ · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 030023
- Little Colorado Medical CenterWinslow, AZ · Critical Access Hospital · Emergency services: listed by Medicare · CCN 031311
Practice locations
Addresses where Garyn Grijalva is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 8; the Medicare profile lists all.
- 1200 N Beaver StFlagstaff, AZ 86001 (928) 779‑3366
- 1200 N Beaver St, Attn. Managed Care ContractingFlagstaff, AZ 86001
- 1215 N Beaver St, Suite 203Flagstaff, AZ 86001 (928) 773‑2249
- 1895 N Jasper DrFlagstaff, AZ 86001
- 2000 S Thompson StFlagstaff, AZ 86001 (928) 226‑6400
Group practices
Medicare enrollment lists Garyn Grijalva as a member of this group (CMS data updated October 2, 2026).
- Northern Arizona Healthcare Corporation385 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Flagstaff
Clinicians with the same Medicare primary specialty in Flagstaff, AZ — not a recommendation.
Other clinicians in Northern Arizona Healthcare Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2024 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1770383101 |
| 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