Quick answers
- Does Virginia K. Rosas accept Medicare assignment?
- Yes. Medicare's clinician data says Virginia K. Rosas 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.
- How many Medicare patients does Virginia K. Rosas see?
- In 2024, CMS data shows 81 Original Medicare patients and 258 services for Virginia K. Rosas. This counts Original Medicare only and measures volume, not quality.
- What is Virginia K. Rosas's NPI number?
- 1851352389. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Virginia K. Rosas, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 81 |
|---|---|
| Services billed to Medicare | 258 |
| Different services or procedures | 10 |
| Participating Medicare provider | Yes |
| Average age of these patients | 69 |
Most frequent services
- Automated urinalysis test (81003)53 services
- Hemoglobin a1c level (83036)50 services
- Blood test, lipids (cholesterol and triglycerides) (80061)43 services
- Blood test, comprehensive group of blood chemicals (80053)28 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure70%
- High cholesterol57%
- Arthritis40%
- Diabetes31%
- Anxiety25%
- Depression19%
Hospitals where Virginia K. Rosas works
Medicare's Facility Affiliation Data lists Virginia K. Rosas 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.
- Cabinet Peaks Medical CenterLibby, MT · Critical Access Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 271320
Practice locations
Addresses where Virginia K. Rosas is enrolled with Medicare (CMS data updated October 2, 2026).
- 102 Sandalwood CourtTroy, MT 59935 (406) 283‑6900
- 118 Oakwood DrMadison Heights, VA 24572
- 308 E 3rd StLibby, MT 59923 (406) 293‑6285
- 320 E 2nd StLibby, MT 59923 (406) 283‑6900
- 8644 Sudley Rd, Suite 220Manassas, VA 20110 (571) 366‑8845
Group practices
Medicare enrollment lists Virginia K. Rosas as a member of these groups (CMS data updated October 2, 2026).
- Privia Medical Group, LLC1,533 clinicians in the group
- Lincoln County Community Health Center Inc16 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Montana
Clinicians with the same Medicare primary specialty in Montana — not a recommendation.
Other clinicians in Privia Medical Group, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1851352389 |
| 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
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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