Quick answers
- Which hospitals does Gregory Walter work at?
- Medicare's official clinician data lists Gregory Walter at 1 hospital: Providence Alaska Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregory Walter see patients?
- Medicare's clinician data lists 2 practice locations, including Unalaska, AK. Call before your visit to confirm the address.
- What is Gregory Walter's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Gregory Walter accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory 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 Gregory Walter?
- (907) 581-1202, as listed in official Medicare / NPI Registry data.
- What is Gregory Walter's NPI number?
- 1528360450. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregory Walter works
Medicare's Facility Affiliation Data lists Gregory Walter at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence Alaska Medical CenterAnchorage, AK · Acute Care Hospital · CCN 020001
Practice locations
Addresses where Gregory Walter is enrolled with Medicare (CMS data updated 2026-10-02).
- 34 Lavelle CourtUnalaska, AK 99685 (907) 581‑1202
- 34 Lavelle CtUnalaska, AK 99685
Group practices
Medicare enrollment lists Gregory Walter as a member of this group (CMS data updated 2026-10-02).
- Iliuliuk Family and Health Services Inc9 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Alaska
Clinicians with the same Medicare primary specialty in Alaska — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Medical school | Yale University School Of Medicine |
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1528360450 |
| 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