Brendan Cassidy
NPI 1871823351 · Physical Therapist · Seattle, WA
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brendan Cassidy is a Physical Therapist provider in Seattle, WA (NPI 1871823351).
Provider details
- NPI number
- 1871823351
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- PT60058307 (WA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-01-06
- Last updated
- 2025-08-19
- Certified
- 2025-08-19
Frequently asked questions
- What is Brendan Cassidy's NPI number?
- Brendan Cassidy's National Provider Identifier (NPI) is 1871823351, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brendan Cassidy's specialty?
- Brendan Cassidy is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Brendan Cassidy located?
- Brendan Cassidy's practice location on file with NPPES is 4060 E Stevens Way Ne, Seattle, WA 98195-0001.
- What is Brendan Cassidy's phone number?
- The practice phone number listed in the NPPES registry for Brendan Cassidy is (206) 597-5242.
- Does Brendan Cassidy accept Medicare?
- Brendan Cassidy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brendan Cassidy's NPI active?
- Yes — Brendan Cassidy's NPI (1871823351) is active in the NPPES registry as of the last update on 2025-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.