Quick answers
- Which hospitals does Austin T. Granatowicz work at?
- Medicare's official clinician data lists Austin T. Granatowicz at 1 hospital: St Lukes Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Austin T. Granatowicz see patients?
- Medicare's clinician data lists 3 practice locations, including South Sioux City, NE and Sioux City, IA. Call before your visit to confirm the address.
- What is Austin T. Granatowicz's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Austin T. Granatowicz accept Medicare assignment?
- Yes. Medicare's clinician data says Austin T. Granatowicz 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 Austin T. Granatowicz?
- (402) 412-4220, as listed in official Medicare / NPI Registry data.
- What is Austin T. Granatowicz's NPI number?
- 1184240533. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Austin T. Granatowicz works
Medicare's Facility Affiliation Data lists Austin T. Granatowicz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- St Lukes Regional Medical CenterSioux City, IA · Acute Care Hospital · CCN 160146
Practice locations
Addresses where Austin T. Granatowicz is enrolled with Medicare (CMS data updated 2026-10-02).
- 3250 Plaza DrSouth Sioux City, NE 68776 (402) 412‑4220
- 4230 Hamilton BlvdSioux City, IA 51104 (712) 239‑4300
- 4545 Sergeant RdSioux City, IA 51106 (712) 274‑2400
Group practices
Medicare enrollment lists Austin T. Granatowicz as a member of this group (CMS data updated 2026-10-02).
- Family Health Care of Siouxland PLC50 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in South Sioux City
Clinicians with the same Medicare primary specialty in South Sioux City, NE — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Nebraska College Of Medicine |
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1184240533 |
| 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