Quick answers
- Which hospitals does Matthew Hamar work at?
- Medicare's official clinician data lists Matthew Hamar at 5 hospitals: CHI St Alexius Health, CHI St Alexius Health Turtle Lake, Essentia Health, Sanford Medical Center Bismarck and SMP Health St Aloisius. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew Hamar see patients?
- Medicare's clinician data lists 2 practice locations, including Bismarck, ND and Dickinson, ND. Call before your visit to confirm the address.
- What is Matthew Hamar's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Matthew Hamar accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew Hamar 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 Matthew Hamar?
- (701) 712-4500, as listed in official Medicare / NPI Registry data.
- What is Matthew Hamar's NPI number?
- 1154618130. 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 Hamar works
Medicare's Facility Affiliation Data lists Matthew Hamar at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- CHI St Alexius HealthBismarck, ND · Acute Care Hospital · CCN 350002
- CHI St Alexius Health Turtle LakeTurtle Lake, ND · Critical Access Hospital · CCN 351304
- Essentia HealthFargo, ND · Acute Care Hospital · CCN 350070
- Sanford Medical Center BismarckBismarck, ND · Acute Care Hospital · CCN 350015
- SMP Health St AloisiusHarvey, ND · Critical Access Hospital · CCN 351327
Practice locations
Addresses where Matthew Hamar is enrolled with Medicare (CMS data updated 2026-10-02).
- 401 N 9th StBismarck, ND 58501 (701) 712‑4500
- 683 State AveDickinson, ND 58601 (701) 483‑9400
Group practices
Medicare enrollment lists Matthew Hamar as a member of these groups (CMS data updated 2026-10-02).
- Innovis Health LLC559 clinicians in the group
- Omaha Therapy Inc65 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Bismarck
Clinicians with the same Medicare primary specialty in Bismarck, ND — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1154618130 |
| 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