Quick answers
- Does Donald N. Janes Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Donald N. Janes Jr. 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 Donald N. Janes Jr.'s NPI number?
- 1942245907. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Donald N. Janes Jr. works
Medicare's Facility Affiliation Data lists Donald N. Janes Jr. 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.
- Mad River Community HospitalArcata, CA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 050028
- Providence St Joseph HospitalEureka, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050006
Practice locations
Addresses where Donald N. Janes Jr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 2426 Buhne StEureka, CA 95501 (707) 442‑4038
Group practices
Medicare enrollment lists Donald N. Janes Jr. as a member of this group (CMS data updated October 2, 2026).
- Open Door Community Health Centers114 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Eureka
Clinicians with the same Medicare primary specialty in Eureka, CA — not a recommendation.
Other clinicians in Open Door Community Health Centers
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Irvine, California College Of Medicine |
| Graduation year | 2002 (24 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1942245907 |
| 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