Quick answers
- Which hospitals does Matthew A. Larsen work at?
- Medicare's official clinician data lists Matthew A. Larsen at 3 hospitals: Corewell Health Big Rapids Hospital, Spectrum Health and Spectrum Health United Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew A. Larsen see patients?
- Medicare's clinician data lists 1 practice location in Cedar Springs, MI. Call before your visit to confirm the address.
- What is Matthew A. Larsen's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Matthew A. Larsen accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew A. Larsen 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 A. Larsen?
- (616) 696-2020, as listed in official Medicare / NPI Registry data.
- What is Matthew A. Larsen's NPI number?
- 1255569794. 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 A. Larsen works
Medicare's Facility Affiliation Data lists Matthew A. Larsen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Corewell Health Big Rapids HospitalBig Rapids, MI · Acute Care Hospital · CCN 230093
- Spectrum HealthGrand Rapids, MI · Acute Care Hospital · CCN 230038
- Spectrum Health United HospitalGreenville, MI · Acute Care Hospital · CCN 230035
Practice locations
Addresses where Matthew A. Larsen is enrolled with Medicare (CMS data updated 2026-10-02).
- 261 N MainCedar Springs, MI 49319 (616) 696‑2020
Group practices
Medicare enrollment lists Matthew A. Larsen as a member of this group (CMS data updated 2026-10-02).
- White Pine Family Medicine PLLC9 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Cedar Springs
Clinicians with the same Medicare primary specialty in Cedar Springs, MI — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1255569794 |
| 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