Quick answers
- Which hospitals does Matthew E. Simmons work at?
- Medicare's official clinician data lists Matthew E. Simmons at 2 hospitals: Monument Health Rapid City Hospital and Monument Health Spearfish Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew E. Simmons see patients?
- Medicare's clinician data lists 1 practice location in Rapid City, SD. Call before your visit to confirm the address.
- What is Matthew E. Simmons's specialty?
- Medicare lists Neurology as the primary specialty.
- Does Matthew E. Simmons accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew E. Simmons 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 Matthew E. Simmons's NPI number?
- 1942272778. 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 E. Simmons works
Medicare's Facility Affiliation Data lists Matthew E. Simmons at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Monument Health Rapid City HospitalRapid City, SD · Acute Care Hospital · CCN 430077
- Monument Health Spearfish HospitalSpearfish, SD · Acute Care Hospital · CCN 430048
Practice locations
Addresses where Matthew E. Simmons is enrolled with Medicare (CMS data updated 2026-10-02).
- 2929 5th St, Suite 240Rapid City, SD 57701
Specialties
- Neurologyprimary
Other neurologists in Rapid City
Clinicians with the same Medicare primary specialty in Rapid City, SD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Creighton University School Of Medicine |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1942272778 |
| 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