Quick answers
- Which hospitals does Nathan V. Holmes work at?
- Medicare's official clinician data lists Nathan V. Holmes at 5 hospitals: Saint Alphonsus Regional Medical Center, St Luke's Nampa Medical Center, St. Alphonsus Medical Center - Baker City, Weiser Memorial Hospital and West Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Nathan V. Holmes see patients?
- Medicare's clinician data lists 2 practice locations, including Caldwell, ID and Baker City, OR. Call before your visit to confirm the address.
- What is Nathan V. Holmes's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Nathan V. Holmes accept Medicare assignment?
- Yes. Medicare's clinician data says Nathan V. Holmes 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 Nathan V. Holmes?
- (208) 455-3917, as listed in official Medicare / NPI Registry data.
- What is Nathan V. Holmes's NPI number?
- 1396151148. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Nathan V. Holmes works
Medicare's Facility Affiliation Data lists Nathan V. Holmes at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Saint Alphonsus Regional Medical CenterBoise, ID · Acute Care Hospital · CCN 130007
- St Luke's Nampa Medical CenterNampa, ID · Acute Care Hospital · CCN 130071
- St. Alphonsus Medical Center - Baker CityBaker City, OR · Critical Access Hospital · CCN 381315
- Weiser Memorial HospitalWeiser, ID · Critical Access Hospital · CCN 131307
- West Valley Medical CenterCaldwell, ID · Acute Care Hospital · CCN 130014
Practice locations
Addresses where Nathan V. Holmes is enrolled with Medicare (CMS data updated 2026-10-02).
- 1717 Arlington AveCaldwell, ID 83605 (208) 455‑3917
- 3325 Pocahontas RdBaker City, OR 97814 (214) 592‑1329
Group practices
Medicare enrollment lists Nathan V. Holmes as a member of these groups (CMS data updated 2026-10-02).
- West Valley Medical Associates Inc30 clinicians in the group
- Apogee Medical Group PC21 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Caldwell
Clinicians with the same Medicare primary specialty in Caldwell, ID — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396151148 |
| 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