Quick answers
- Which hospitals does Trevor J. Steiner work at?
- Medicare's official clinician data lists Trevor J. Steiner at 5 hospitals: Providence Milwaukie Hospital, Providence Newberg Medical Center, Providence Portland Medical Center, Providence St Vincent Medical Center and Providence Willamette Falls Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Trevor J. Steiner see patients?
- Medicare's clinician data lists 10 practice locations, including Hillsboro, OR, Tigard, OR and Portland, OR. Call before your visit to confirm the address.
- What is Trevor J. Steiner's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Trevor J. Steiner accept Medicare assignment?
- Yes. Medicare's clinician data says Trevor J. Steiner 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 Trevor J. Steiner?
- (503) 215-9900, as listed in official Medicare / NPI Registry data.
- What is Trevor J. Steiner's NPI number?
- 1649701988. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Trevor J. Steiner works
Medicare's Facility Affiliation Data lists Trevor J. Steiner at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence Milwaukie HospitalMilwaukie, OR · Acute Care Hospital · CCN 380082
- Providence Newberg Medical CenterNewberg, OR · Acute Care Hospital · CCN 380037
- Providence Portland Medical CenterPortland, OR · Acute Care Hospital · CCN 380061
- Providence St Vincent Medical CenterPortland, OR · Acute Care Hospital · CCN 380004
- Providence Willamette Falls Medical CenterOregon City, OR · Acute Care Hospital · CCN 380038
Practice locations
Addresses where Trevor J. Steiner is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 10; the Medicare profile lists all.
- 10670 NE Cornell RdHillsboro, OR 97124
- 12442 SW Scholls Ferry Rd, Suite 100Tigard, OR 97223 (503) 215‑9900
- 1321 NE 99th Ave, Suite 100Portland, OR 97220 (503) 215‑9900
- 1321 NE 99th Ave, Suite 200Portland, OR 97220 (503) 215‑4250
- 16770 SW Edy Rd, Suite 102Sherwood, OR 97140 (503) 216‑9600
Group practices
Medicare enrollment lists Trevor J. Steiner as a member of this group (CMS data updated 2026-10-02).
- Providence Health and Services Oregon1,433 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Hillsboro
Clinicians with the same Medicare primary specialty in Hillsboro, OR — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1649701988 |
| 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