Quick answers
- Where does Gregory W. Irvine see patients?
- Medicare's clinician data lists 1 practice location in Enterprise, OR. Call before your visit to confirm the address.
- What is Gregory W. Irvine's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Gregory W. Irvine accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory W. Irvine 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 W. Irvine?
- (541) 426-5460, as listed in official Medicare / NPI Registry data.
- What is Gregory W. Irvine's NPI number?
- 1467454181. 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 Gregory W. Irvine is enrolled with Medicare (CMS data updated 2026-10-02).
- 601 Medical PkwyEnterprise, OR 97828 (541) 426‑5460
Group practices
Medicare enrollment lists Gregory W. Irvine as a member of this group (CMS data updated 2026-10-02).
- Wallowa County Health Care District28 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Oregon
Clinicians with the same Medicare primary specialty in Oregon — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Michigan Medical School |
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1467454181 |
| 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