Quick answers
- Where does Martha S. Kozub see patients?
- Medicare's clinician data lists 2 practice locations, including Gary, IN and Merrillville, IN. Call before your visit to confirm the address.
- What is Martha S. Kozub's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Martha S. Kozub accept Medicare assignment?
- Yes. Medicare's clinician data says Martha S. Kozub 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 Martha S. Kozub?
- (219) 880-1190, as listed in official Medicare / NPI Registry data.
- What is Martha S. Kozub's NPI number?
- 1609098607. 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 Martha S. Kozub is enrolled with Medicare (CMS data updated 2026-10-02).
- 3900 Calhoun StGary, IN 46408 (219) 880‑1190
- 6100 BroadwayMerrillville, IN 46410
Group practices
Medicare enrollment lists Martha S. Kozub as a member of this group (CMS data updated 2026-10-02).
- Community Healthnet Inc11 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Gary
Clinicians with the same Medicare primary specialty in Gary, IN — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1995 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1609098607 |
| 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