Hamish M. Greenaway, MD
NPI 1457671356ActiveIndividual· Anesthesiology· Seattle, WA
Anesthesiology (MD) in Seattle, Washington, trained at Albany Medical College of Union University (class of 2010). Medicare paid $30,678 for services to 144 patients in 2024. Becton, Dickinson and Company was the largest of 2 companies reporting payments in 2025, $68.80 in all, mostly food and beverage.
Overview
| NPI | 1457671356 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 3, 2010 |
| Last updated in NPPES | Sep 30, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 60474172 | WA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Anesthesiology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 144 |
|---|---|
| Services billed | 189 across 51 procedure codes |
| Paid by Medicare | $30,678 |
Education and affiliations
| Medical school | Albany Medical College of Union University |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Anesthesiology |
Medical group
- Pacific Anesthesia PCBurien, WA · 90 clinicians
Hospital affiliation
- Providence St Peter HospitalOlympia, WA
Industry payments (Open Payments)
- 2025$68.80 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Becton, Dickinson and Company | $37.09 | 1 |
| Merck Sharp & Dohme LLC | $31.71 | 2 |
What the 2025 payments were for
- Food and Beverage$68.80 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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