Quick answers
- Which hospitals does Matthew R. Nelson work at?
- Medicare's official clinician data lists Matthew R. Nelson at 5 hospitals: Grande Ronde Hospital, Saint Alphonsus Medical Center - Nampa, Saint Alphonsus Medical Center Ontario, Saint Alphonsus Regional Medical Center and St. Alphonsus Medical Center - Baker City. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew R. Nelson see patients?
- Medicare's clinician data lists 8 practice locations, including Boise, ID, Meridian, ID and Eagle, ID. Call before your visit to confirm the address.
- What is Matthew R. Nelson's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Matthew R. Nelson accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew R. Nelson 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.
- Does Matthew R. Nelson offer telehealth?
- Medicare's clinician data says Matthew R. Nelson offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Matthew R. Nelson?
- (208) 367-2121, as listed in official Medicare / NPI Registry data.
- What is Matthew R. Nelson's NPI number?
- 1376622985. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Matthew R. Nelson works
Medicare's Facility Affiliation Data lists Matthew R. Nelson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grande Ronde HospitalLa Grande, OR · Critical Access Hospital · CCN 381321
- Saint Alphonsus Medical Center - NampaNampa, ID · Acute Care Hospital · CCN 130013
- Saint Alphonsus Medical Center OntarioOntario, OR · Acute Care Hospital · CCN 380052
- Saint Alphonsus Regional Medical CenterBoise, ID · Acute Care Hospital · CCN 130007
- St. Alphonsus Medical Center - Baker CityBaker City, OR · Critical Access Hospital · CCN 381315
Practice locations
Addresses where Matthew R. Nelson is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 1055 N Curtis RdBoise, ID 83706 (208) 367‑2121
- 3025 W Cherry LnMeridian, ID 83642
- 323 E Riverside Dr, Suite 224Eagle, ID 83616 (208) 302‑6000
- 351 SW 9th StOntario, OR 97914 (541) 881‑7000
- 4300 E Flamingo AveNampa, ID 83687 (208) 205‑1000
Group practices
Medicare enrollment lists Matthew R. Nelson as a member of this group (CMS data updated 2026-10-02).
- Saint Alphonsus Regional Medical Center Inc680 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Idaho →
Other cardiologists in Boise
Clinicians with the same Medicare primary specialty in Boise, ID — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Iowa, Rj & L Carver College Of Medicine |
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1376622985 |
| 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