Quick answers
- Which hospitals does John G. Gustafson work at?
- Medicare's official clinician data lists John G. Gustafson at 5 hospitals: Borgess Medical Center, Bronson Methodist Hospital, Insight Hospital and Medical Center Coldwater, Sturgis Hospital and Three Rivers Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John G. Gustafson see patients?
- Medicare's clinician data lists 2 practice locations, including Kalamazoo, MI. Call before your visit to confirm the address.
- What is John G. Gustafson's specialty?
- Medicare lists Interventional Cardiology as the primary specialty, and also Cardiovascular Disease (Cardiology).
- Does John G. Gustafson accept Medicare assignment?
- Yes. Medicare's clinician data says John G. Gustafson 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.
- Does John G. Gustafson offer telehealth?
- Medicare's clinician data says John G. Gustafson offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John G. Gustafson?
- (269) 552-2277, as listed in official Medicare / NPI Registry data.
- What is John G. Gustafson's NPI number?
- 1992777437. 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 G. Gustafson works
Medicare's Facility Affiliation Data lists John G. Gustafson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Borgess Medical CenterKalamazoo, MI · Acute Care Hospital · CCN 230117
- Bronson Methodist HospitalKalamazoo, MI · Acute Care Hospital · CCN 230017
- Insight Hospital and Medical Center ColdwaterColdwater, MI · Acute Care Hospital · CCN 230022
- Sturgis HospitalSturgis, MI · Rural Emergency Hospital · closed, according to its website · CCN 230779
- Three Rivers HealthThree Rivers, MI · Acute Care Hospital · CCN 230015
Practice locations
Addresses where John G. Gustafson is enrolled with Medicare (CMS data updated 2026-10-02).
- 1722 Shaffer StKalamazoo, MI 49048 (269) 552‑2277
- 1722 Shaffer St, Suite 1Kalamazoo, MI 49048 (269) 381‑3963
Group practices
Medicare enrollment lists John G. Gustafson as a member of these groups (CMS data updated 2026-10-02).
- Ascension Medical Group Promed262 clinicians in the group
- Ascension Borgess Hospital37 clinicians in the group
Specialties
Other interventional cardiologists in Kalamazoo
Clinicians with the same Medicare primary specialty in Kalamazoo, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Wayne State University School Of Medicine |
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1992777437 |
| 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