Quick answers
- Does Joash K. Kemei accept Medicare assignment?
- Yes. Medicare's clinician data says Joash K. Kemei 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 Joash K. Kemei's NPI number?
- 1689163990. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joash K. Kemei works
Medicare's Facility Affiliation Data lists Joash K. Kemei 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.
- John C Fremont Healthcare DistrictMariposa, CA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 051304
Practice locations
Addresses where Joash K. Kemei is enrolled with Medicare (CMS data updated October 2, 2026).
- 5320 Hwy 49 N, Suite 1 3Mariposa, CA 95338 (209) 966‑2344
Group practices
Medicare enrollment lists Joash K. Kemei as a member of this group (CMS data updated October 2, 2026).
- Community Health Centers of America117 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Mariposa
Clinicians with the same Medicare primary specialty in Mariposa, CA — not a recommendation.
Other clinicians in Community Health Centers of America
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| School | National Medical University |
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689163990 |
| 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