Quick answers
- Does Justin Iwasaki accept Medicare assignment?
- Yes. Medicare's clinician data says Justin Iwasaki accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Justin Iwasaki see?
- In 2024, CMS data shows 14 Original Medicare patients and 41 services for Justin Iwasaki. This counts Original Medicare only and measures volume, not quality.
- What is Justin Iwasaki's NPI number?
- 1467745117. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Justin Iwasaki, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 14 |
|---|---|
| Services billed to Medicare | 41 |
| Different services or procedures | 10 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Hospitals where Justin Iwasaki works
Medicare's Facility Affiliation Data lists Justin Iwasaki at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Island HospitalAnacortes, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500007
- Skagit Valley HospitalMount Vernon, WA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 500003
Practice locations
Addresses where Justin Iwasaki is enrolled with Medicare (CMS data updated October 2, 2026).
- 17400 Reservation RdLa Conner, WA 98257 (360) 466‑3167
Group practices
Medicare enrollment lists Justin Iwasaki as a member of this group (CMS data updated October 2, 2026).
- Swinomish Indian Tribal Community3 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Washington
Clinicians with the same Medicare primary specialty in Washington — not a recommendation.
Other clinicians in Swinomish Indian Tribal Community
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Medical school | University Of Washington School Of Medicine |
|---|---|
| Graduation year | 2014 (12 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1467745117 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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