Quick answers
- Where does Katarzyna Marshall see patients?
- Medicare's clinician data lists 5 practice locations, including Hammond, IN, Michigan City, IN and Crown Point, IN. Call before your visit to confirm the address.
- What is Katarzyna Marshall's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Katarzyna Marshall accept Medicare assignment?
- Yes. Medicare's clinician data says Katarzyna Marshall 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 Katarzyna Marshall?
- (219) 802-8800, as listed in official Medicare / NPI Registry data.
- What is Katarzyna Marshall's NPI number?
- 1982267795. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Katarzyna Marshall is enrolled with Medicare (CMS data updated 2026-10-02).
- 31 E Sibley St, Suite AHammond, IN 46320 (219) 802‑8800
- 3939 Franklin StMichigan City, IN 46360 (219) 878‑5850
- 5521 W Lincoln Hwy, Suite 1aCrown Point, IN 46307 (219) 769‑1362
- 6131 US Hwy 6Portage, IN 46368 (219) 841‑9788
- 7890 E Ridge RdHobart, IN 46342 (219) 788‑1237
Group practices
Medicare enrollment lists Katarzyna Marshall as a member of this group (CMS data updated 2026-10-02).
- Midwest Express Care 4 LLC63 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Hammond
Clinicians with the same Medicare primary specialty in Hammond, IN — not a recommendation.
Clinician information
| Graduation year | 2018 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1982267795 |
| 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
- 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