Joseph Flynn, MD
NPI 1164508438 · Pediatric Nephrology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Flynn, MD is a Pediatric Nephrology Physician provider in Seattle, WA (NPI 1164508438).
Provider details
- NPI number
- 1164508438
- Entity type
- Individual
- Primary specialty
- Pediatric Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 47970 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-10-30
- Last updated
- 2012-02-13
Frequently asked questions
- What is Joseph Flynn's NPI number?
- Joseph Flynn's National Provider Identifier (NPI) is 1164508438, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Flynn's specialty?
- Joseph Flynn is listed in the NPPES registry with a primary specialty of Pediatric Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Flynn located?
- Joseph Flynn's practice location on file with NPPES is 4800 Sand Point Way Ne, Seattle, WA 98105-3901.
- What is Joseph Flynn's phone number?
- The practice phone number listed in the NPPES registry for Joseph Flynn is (206) 987-2524.
- Does Joseph Flynn accept Medicare?
- Joseph Flynn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Flynn's NPI active?
- Yes — Joseph Flynn's NPI (1164508438) is active in the NPPES registry as of the last update on 2012-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.