Quick answers
- Which hospitals does John B. Zimmerer work at?
- Medicare's official clinician data lists John B. Zimmerer at 2 hospitals: Ascension St Vincent Mercy and Methodist Hospitals Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John B. Zimmerer see patients?
- Medicare's clinician data lists 3 practice locations, including Elwood, IN, Evansville, IN and Gary, IN. Call before your visit to confirm the address.
- What is John B. Zimmerer's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does John B. Zimmerer accept Medicare assignment?
- Yes. Medicare's clinician data says John B. Zimmerer 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 John B. Zimmerer?
- (765) 608-3668, as listed in official Medicare / NPI Registry data.
- What is John B. Zimmerer's NPI number?
- 1467461152. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John B. Zimmerer works
Medicare's Facility Affiliation Data lists John B. Zimmerer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension St Vincent MercyElwood, IN · Critical Access Hospital · CCN 151308
- Methodist Hospitals IncGary, IN · Acute Care Hospital · CCN 150002
Practice locations
Addresses where John B. Zimmerer is enrolled with Medicare (CMS data updated 2026-10-02).
- 1331 S A StElwood, IN 46036 (765) 608‑3668
- 4411 Washington Ave, Suite 100Evansville, IN 47714 (313) 637‑9861
- 600 Grant StGary, IN 46402 (888) 851‑4642
Group practices
Medicare enrollment lists John B. Zimmerer as a member of these groups (CMS data updated 2026-10-02).
- Anesthesia Dynamics LLC879 clinicians in the group
- St Vincent Medical Group Inc736 clinicians in the group
- Redreef Anesthesia Associates Chartered Indiana LLC37 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Indiana
Clinicians with the same Medicare primary specialty in Indiana — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1467461152 |
| 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