Quick answers
- Which hospitals does Rayann Dubose work at?
- Medicare's official clinician data lists Rayann Dubose at 3 hospitals: Cedars-Sinai Medical Center, OHSU Hospital and Clinics and Providence Portland Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Rayann Dubose see patients?
- Medicare's clinician data lists 5 practice locations, including Billings, MT, Portland, OR and West Hollywood, CA. Call before your visit to confirm the address.
- What is Rayann Dubose's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Rayann Dubose accept Medicare assignment?
- Yes. Medicare's clinician data says Rayann Dubose 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 Rayann Dubose?
- (406) 657-4000, as listed in official Medicare / NPI Registry data.
- What is Rayann Dubose's NPI number?
- 1932136983. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Rayann Dubose works
Medicare's Facility Affiliation Data lists Rayann Dubose at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cedars-Sinai Medical CenterLos Angeles, CA · Acute Care Hospital · CCN 050625
- OHSU Hospital and ClinicsPortland, OR · Acute Care Hospital · CCN 380009
- Providence Portland Medical CenterPortland, OR · Acute Care Hospital · CCN 380061
Practice locations
Addresses where Rayann Dubose is enrolled with Medicare (CMS data updated 2026-10-02).
- 2800 10th Ave NBillings, MT 59101 (406) 657‑4000
- 3181 SW Sam Jackson Park RdPortland, OR 97239 (503) 494‑7641
- 4805 NE Glisan StPortland, OR 97213 (503) 215‑1111
- 8700 Beverly BlvdWest Hollywood, CA 90048 (310) 423‑3277
- 9205 SW Barnes RdPortland, OR 97225 (503) 216‑1234
Group practices
Medicare enrollment lists Rayann Dubose as a member of these groups (CMS data updated 2026-10-02).
- Cedars-Sinai Medical Care Foundation1,692 clinicians in the group
- Billings Clinic Specialty Supplies and Services, LLC824 clinicians in the group
- University Anesthesiology Associates LLC241 clinicians in the group
- Hospitalist Medicine Physicians of Washington - TCS194 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Billings
Clinicians with the same Medicare primary specialty in Billings, MT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Washington School Of Medicine |
| Graduation year | 1998 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1932136983 |
| 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 2026-10-02, retrieved 2026-10-29
- 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