Quick answers
- Does Brianna N. Posen accept Medicare assignment?
- Yes. Medicare's clinician data says Brianna N. Posen 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 Brianna N. Posen see?
- In 2024, CMS data shows 133 Original Medicare patients and 174 services for Brianna N. Posen. This counts Original Medicare only and measures volume, not quality.
- What is Brianna N. Posen's NPI number?
- 1912255191. 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 Brianna N. Posen, 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 | 133 |
|---|---|
| Services billed to Medicare | 174 |
| Different services or procedures | 18 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Automated urinalysis test (81003)90 services
- Routine electrocardiogram (ecg) using at least 12 leads with tracing (93005)27 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 pressure75%
- High cholesterol67%
- Arthritis54%
- Chronic kidney disease37%
- COPD32%
- Ischemic heart disease27%
Hospitals where Brianna N. Posen works
Medicare's Facility Affiliation Data lists Brianna N. Posen 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.
- Mercy Medical CenterRoseburg, OR · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 380027
Practice locations
Addresses where Brianna N. Posen is enrolled with Medicare (CMS data updated October 2, 2026).
- 249 Dakota StSutherlin, OR 97479 (541) 677‑7200
- 2570 NW Edenbower BlvdRoseburg, OR 97471
- 2570 NW Edenbower Blvd, Suite 100Roseburg, OR 97471 (541) 677‑7200
Group practices
Medicare enrollment lists Brianna N. Posen as a member of these groups (CMS data updated October 2, 2026).
- Centennial Medical Group East LLC65 clinicians in the group
- Evergreen Family Medicine PC54 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Sutherlin
Clinicians with the same Medicare primary specialty in Sutherlin, OR — not a recommendation.
Other clinicians in Centennial Medical Group East LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1912255191 |
| 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