Quick answers
- Which hospitals does Roland Walter work at?
- Medicare's official clinician data lists Roland Walter at 1 hospital: University of Washington Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Roland Walter see patients?
- Medicare's clinician data lists 2 practice locations, including Seattle, WA. Call before your visit to confirm the address.
- What is Roland Walter's specialty?
- Medicare lists Hematology as the primary specialty, and also Internal Medicine.
- Does Roland Walter accept Medicare assignment?
- Yes. Medicare's clinician data says Roland Walter 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 Roland Walter?
- (206) 598-3100, as listed in official Medicare / NPI Registry data.
- What is Roland Walter's NPI number?
- 1124139738. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Roland Walter works
Medicare's Facility Affiliation Data lists Roland Walter at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- University of Washington Medical CenterSeattle, WA · Acute Care Hospital · CCN 500008
Practice locations
Addresses where Roland Walter is enrolled with Medicare (CMS data updated 2026-10-02).
- 1701 Columbia RdSeattle, WA 98195 (206) 598‑3100
- 1959 NE Pacific StSeattle, WA 98195 (206) 598‑4333
Group practices
Medicare enrollment lists Roland Walter as a member of this group (CMS data updated 2026-10-02).
- The Association of University Physicians3,535 clinicians in the group
Specialties
- Hematologyprimary
- Internal Medicinealso
Other hematologists in Seattle
Clinicians with the same Medicare primary specialty in Seattle, WA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1124139738 |
| 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