Quick answers
- Which hospitals does John H. Ephron work at?
- Medicare's official clinician data lists John H. Ephron at 5 hospitals: Banner Casa Grande Medical Center, Providence Regional Medical Center Everett, Swedish Issaquah, Swedish Medical Center and Swedish Medical Center / Cherry Hill. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John H. Ephron see patients?
- Medicare's clinician data lists 11 practice locations, including Kirkland, WA, Everett, WA and Redmond, WA. Call before your visit to confirm the address.
- What is John H. Ephron's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does John H. Ephron accept Medicare assignment?
- Yes. Medicare's clinician data says John H. Ephron 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 H. Ephron?
- (425) 899-1800, as listed in official Medicare / NPI Registry data.
- What is John H. Ephron's NPI number?
- 1871543272. 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 H. Ephron works
Medicare's Facility Affiliation Data lists John H. Ephron at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Banner Casa Grande Medical CenterCasa Grande, AZ · Acute Care Hospital · CCN 030016
- Providence Regional Medical Center EverettEverett, WA · Acute Care Hospital · CCN 500014
- Swedish IssaquahIssaquah, WA · Acute Care Hospital · CCN 500152
- Swedish Medical CenterSeattle, WA · Acute Care Hospital · CCN 500027
- Swedish Medical Center / Cherry HillSeattle, WA · Acute Care Hospital · CCN 500025
Practice locations
Addresses where John H. Ephron is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 11; the Medicare profile lists all.
- 12040 NE 128th StKirkland, WA 98034 (425) 899‑1800
- 13020 Meridian Ave SEverett, WA 98208 (425) 357‑3960
- 18100 NE Union Hill RdRedmond, WA 98052 (425) 498‑2030
- 18100 NE Union Hill Rd, Suite 200Redmond, WA 98052 (425) 498‑2031
- 18100 NE Union Hill Rd St, Suite 340Redmond, WA 98052 (425) 507‑0767
Group practices
Medicare enrollment lists John H. Ephron as a member of these groups (CMS data updated 2026-10-02).
- Optum Care Washington PLLC683 clinicians in the group
- Radia Inc P S277 clinicians in the group
- Swedish Health Services154 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Kirkland
Clinicians with the same Medicare primary specialty in Kirkland, WA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1871543272 |
| 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