Quick answers
- Which hospitals does John W. Gustaitis work at?
- Medicare's official clinician data lists John W. Gustaitis at 5 hospitals: Community Hospital, Methodist Hospitals Inc, Northwest Health - Porter, St Catherine Hospital Inc and St Mary Medical Center Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John W. Gustaitis see patients?
- Medicare's clinician data lists 9 practice locations, including Munster, IN, Hobart, IN and Schererville, IN. Call before your visit to confirm the address.
- What is John W. Gustaitis's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does John W. Gustaitis accept Medicare assignment?
- Yes. Medicare's clinician data says John W. Gustaitis 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 W. Gustaitis?
- (219) 836-4599, as listed in official Medicare / NPI Registry data.
- What is John W. Gustaitis's NPI number?
- 1265425599. 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 W. Gustaitis works
Medicare's Facility Affiliation Data lists John W. Gustaitis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Community HospitalMunster, IN · Acute Care Hospital · CCN 150125
- Methodist Hospitals IncGary, IN · Acute Care Hospital · CCN 150002
- Northwest Health - PorterValparaiso, IN · Acute Care Hospital · CCN 150035
- St Catherine Hospital IncEast Chicago, IN · Acute Care Hospital · CCN 150008
- St Mary Medical Center IncHobart, IN · Acute Care Hospital · CCN 150034
Practice locations
Addresses where John W. Gustaitis is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 9; the Medicare profile lists all.
- 10020 Don S Powers DrMunster, IN 46321 (219) 836‑4599
- 1500 S Lake Park AveHobart, IN 46342 (219) 942‑0551
- 1545 W US Hwy 30Schererville, IN 46375 (219) 836‑3477
- 3545 Arbor BlvdPortage, IN 46368 (219) 947‑6729
- 3800 Saint Mary RdValparaiso, IN 46383 (219) 286‑3700
Group practices
Medicare enrollment lists John W. Gustaitis as a member of these groups (CMS data updated 2026-10-02).
- Munster Radiology Group PC26 clinicians in the group
- Powers Health Diagnostic Group LLC25 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Munster
Clinicians with the same Medicare primary specialty in Munster, IN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Northwestern University Feinberg Medical School |
| Graduation year | 1967 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265425599 |
| 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