Quick answers
- Where does William J. Cousins see patients?
- Medicare's clinician data lists 3 practice locations, including Bonney Lake, WA, Sumner, WA and Gig Harbor, WA. Call before your visit to confirm the address.
- What is William J. Cousins's specialty?
- Medicare lists Physical Therapist in Private Practice as the primary specialty.
- Does William J. Cousins accept Medicare assignment?
- Yes. Medicare's clinician data says William J. Cousins 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 William J. Cousins?
- (253) 987-7509, as listed in official Medicare / NPI Registry data.
- What is William J. Cousins's NPI number?
- 1215620315. 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 William J. Cousins is enrolled with Medicare (CMS data updated 2026-10-02).
- 10004 204th Ave E, Suite 3100Bonney Lake, WA 98391 (253) 987‑7509
- 16101 64th St ESumner, WA 98390
- 4700 Point Fosdick DrGig Harbor, WA 98335
Group practices
Medicare enrollment lists William J. Cousins as a member of this group (CMS data updated 2026-10-02).
- Multicare Health System2,325 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, Washington →
Other physical therapists in Bonney Lake
Clinicians with the same Medicare primary specialty in Bonney Lake, WA — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215620315 |
| 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