Quick answers
- Which hospitals does John C. Macdonald Iii work at?
- Medicare's official clinician data lists John C. Macdonald Iii at 1 hospital: Swedish Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John C. Macdonald Iii see patients?
- Medicare's clinician data lists 3 practice locations, including Redmond, WA and Seattle, WA. Call before your visit to confirm the address.
- What is John C. Macdonald Iii's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does John C. Macdonald Iii accept Medicare assignment?
- Yes. Medicare's clinician data says John C. Macdonald Iii 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 John C. Macdonald Iii?
- (206) 386-6171, as listed in official Medicare / NPI Registry data.
- What is John C. Macdonald Iii's NPI number?
- 1518326529. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John C. Macdonald Iii works
Medicare's Facility Affiliation Data lists John C. Macdonald Iii at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Swedish Medical CenterSeattle, WA · Acute Care Hospital · CCN 500027
Practice locations
Addresses where John C. Macdonald Iii is enrolled with Medicare (CMS data updated 2026-10-02).
- 18100 NE Union Hill RdRedmond, WA 98052
- 601 Broadway, Suite 600Seattle, WA 98122 (206) 386‑6171
- 747 BroadwaySeattle, WA 98122 (206) 386‑6000
Group practices
Medicare enrollment lists John C. Macdonald Iii as a member of this group (CMS data updated 2026-10-02).
- Swedish Health Services1,037 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Redmond
Clinicians with the same Medicare primary specialty in Redmond, WA — not a recommendation.
Clinician information
| Graduation year | 2015 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1518326529 |
| 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