Quick answers
- Which hospitals does Brian J. Heineman work at?
- Medicare's official clinician data lists Brian J. Heineman at 2 hospitals: Compass Memorial Healthcare and Grinnell Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Brian J. Heineman see patients?
- Medicare's clinician data lists 5 practice locations, including Brooklyn, IA, Grinnell, IA and Marengo, IA. Call before your visit to confirm the address.
- What is Brian J. Heineman's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Brian J. Heineman accept Medicare assignment?
- Yes. Medicare's clinician data says Brian J. Heineman 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 Brian J. Heineman?
- (641) 522-7221, as listed in official Medicare / NPI Registry data.
- What is Brian J. Heineman's NPI number?
- 1548341035. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Brian J. Heineman works
Medicare's Facility Affiliation Data lists Brian J. Heineman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Compass Memorial HealthcareMarengo, IA · Critical Access Hospital · CCN 161317
- Grinnell Regional Medical CenterGrinnell, IA · Acute Care Hospital · CCN 160147
Practice locations
Addresses where Brian J. Heineman is enrolled with Medicare (CMS data updated 2026-10-02).
- 128 Jackson StBrooklyn, IA 52211 (641) 522‑7221
- 128 Jackson St, Suite 527Brooklyn, IA 52211
- 229 Pearl StGrinnell, IA 50112 (641) 236‑8700
- 300 W May StMarengo, IA 52301
- 300 W May St, Suite AMarengo, IA 52301
Group practices
Medicare enrollment lists Brian J. Heineman as a member of this group (CMS data updated 2026-10-02).
- Marengo Memorial Hospital43 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 1976 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1548341035 |
| 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