Quick answers
- Where does Brian P. Oneill see patients?
- Medicare's clinician data lists 2 practice locations, including Powell, WY. Call before your visit to confirm the address.
- What is Brian P. Oneill's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Brian P. Oneill accept Medicare assignment?
- Yes. Medicare's clinician data says Brian P. Oneill 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 Brian P. Oneill?
- (307) 254-2183, as listed in official Medicare / NPI Registry data.
- What is Brian P. Oneill's NPI number?
- 1073872354. 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 Brian P. Oneill is enrolled with Medicare (CMS data updated 2026-10-02).
- 253 E 2nd StPowell, WY 82435
- 253 E 2nd St, Beartooth Brain WorksPowell, WY 82435 (307) 254‑2183
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Powell
Clinicians with the same Medicare primary specialty in Powell, WY — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1073872354 |
| 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