Quick answers
- Where does Gary S. Bremen see patients?
- Medicare's clinician data lists 1 practice location in Clive, IA. Call before your visit to confirm the address.
- What is Gary S. Bremen's specialty?
- Medicare lists Family Practice as the primary specialty, and also Emergency Medicine.
- Does Gary S. Bremen accept Medicare assignment?
- Yes. Medicare's clinician data says Gary S. Bremen 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 Gary S. Bremen's NPI number?
- 1689781676. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Gary S. Bremen is enrolled with Medicare (CMS data updated 2026-10-02).
- 1601 NW 114th StClive, IA 50325
Group practices
Medicare enrollment lists Gary S. Bremen as a member of this group (CMS data updated 2026-10-02).
- Mercy Clinics Inc443 clinicians in the group
Specialties
- Family Practiceprimary
- Emergency Medicinealso
Other family doctors in Clive
Clinicians with the same Medicare primary specialty in Clive, IA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | At Still University Of Health Sciences, College Of Osteo Med, Kirksville |
| Graduation year | 1980 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689781676 |
| 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
- 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