Quick answers
- Where does John B. Carpenter see patients?
- Medicare's clinician data lists 4 practice locations, including Seattle, WA, Kirkland, WA and Everett, WA. Call before your visit to confirm the address.
- What is John B. Carpenter's specialty?
- Medicare lists Pathology as the primary specialty.
- Does John B. Carpenter accept Medicare assignment?
- Yes. Medicare's clinician data says John B. Carpenter 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 B. Carpenter?
- (206) 365-4492, as listed in official Medicare / NPI Registry data.
- What is John B. Carpenter's NPI number?
- 1225209471. 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 John B. Carpenter is enrolled with Medicare (CMS data updated 2026-10-02).
- 11027 Meridian Ave N, Suite 100Seattle, WA 98133 (206) 365‑4492
- 11800 NE 128th St, Suite 100Kirkland, WA 98034 (425) 899‑4500
- 13020 Meridian Ave SEverett, WA 98208 (425) 977‑4620
- 19000 33rd Ave W, Suite 230Lynnwood, WA 98036 (425) 686‑7138
Group practices
Medicare enrollment lists John B. Carpenter as a member of this group (CMS data updated 2026-10-02).
- Puget Sound Gastroenterology PLLC61 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Seattle
Clinicians with the same Medicare primary specialty in Seattle, WA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Washington School Of Medicine |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225209471 |
| 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