Quick answers
- Does Kate L. Stewart accept Medicare assignment?
- Yes. Medicare's clinician data says Kate L. Stewart accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Kate L. Stewart's NPI number?
- 1881431740. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Kate L. Stewart works
Medicare's Facility Affiliation Data lists Kate L. Stewart at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Billings Clinic HospitalBillings, MT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 270004
- Holy Rosary HospitalMiles City, MT · Critical Access Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 271347
Practice locations
Addresses where Kate L. Stewart is enrolled with Medicare (CMS data updated October 2, 2026).
- 10 4th St W, Suite BHardin, MT 59034 (406) 665‑4103
- 601 Main StMiles City, MT 59301 (406) 874‑8700
Group practices
Medicare enrollment lists Kate L. Stewart as a member of this group (CMS data updated October 2, 2026).
- Bighorn Valley Health Center Incorporated79 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Hardin
Clinicians with the same Medicare primary specialty in Hardin, MT — not a recommendation.
Other clinicians in Bighorn Valley Health Center Incorporated
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2024 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881431740 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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