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William Johnson, DC
NPI 1730221425 · Chiropractor · Santa Clarita, CA
William Johnson, DC is a Chiropractor provider in Santa Clarita, CA (NPI 1730221425).
Provider details
- NPI number
- 1730221425
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- DC
- Sex
- Male
- Sole proprietor
- Yes
- License
- DC13806 (CA)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(90/100 index)
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
26111 Bouquet Cyn. Rd. G-3
Santa Clarita, CA 91350-3712
Phone: (661) 255-8099
Fax: (661) 254-0824
Street-level locationGet directions
Mailing address
19022 Avenue of the Oaks
Santa Clarita, CA 91321-1444
Registry dates
- Enumerated
- 2007-02-12
- Last updated
- 2011-10-31
Frequently asked questions
- What is William Johnson's NPI number?
- William Johnson's National Provider Identifier (NPI) is 1730221425, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Johnson's specialty?
- William Johnson is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is William Johnson located?
- William Johnson's practice location on file with NPPES is 26111 Bouquet Cyn. Rd. G-3, Santa Clarita, CA 91350-3712.
- What is William Johnson's phone number?
- The practice phone number listed in the NPPES registry for William Johnson is (661) 255-8099.
- Is William Johnson's NPI active?
- Yes — William Johnson's NPI (1730221425) is active in the NPPES registry as of the last update on 2011-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.