William Quinn, PA-C
NPI 1548458870 · Physician Assistant · Santa Clarita, CA
William Quinn, PA-C is a Physician Assistant provider in Santa Clarita, CA (NPI 1548458870).
Provider details
- NPI number
- 1548458870
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA15485 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-10-11
- Last updated
- 2007-10-11
Frequently asked questions
- What is William Quinn's NPI number?
- William Quinn's National Provider Identifier (NPI) is 1548458870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Quinn's specialty?
- William Quinn is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Quinn located?
- William Quinn's practice location on file with NPPES is 24355 Lyons Ave, Santa Clarita, CA 91321-2300.
- What is William Quinn's phone number?
- The practice phone number listed in the NPPES registry for William Quinn is (661) 255-9440.
- Is William Quinn's NPI active?
- Yes — William Quinn's NPI (1548458870) is active in the NPPES registry as of the last update on 2007-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.