IndividualActive
Charles Williams
NPI 1316794134 · Behavior Technician · Fairfield, CA
Charles Williams is a Behavior Technician provider in Fairfield, CA (NPI 1316794134).
Provider details
- NPI number
- 1316794134
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(50/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% 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
801 Jefferson St Ste 4&35&6
Fairfield, CA 94533-5557
Phone: (855) 223-7123
Street-level locationGet directions
Mailing address
Po Box 33568
San Diego, CA 92163-3568
Registry dates
- Enumerated
- 2024-04-30
- Last updated
- 2024-04-30
- Certified
- 2024-04-30
Frequently asked questions
- What is Charles Williams's NPI number?
- Charles Williams's National Provider Identifier (NPI) is 1316794134, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Williams's specialty?
- Charles Williams is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Charles Williams located?
- Charles Williams's practice location on file with NPPES is 801 Jefferson St Ste 4&35&6, Fairfield, CA 94533-5557.
- What is Charles Williams's phone number?
- The practice phone number listed in the NPPES registry for Charles Williams is (855) 223-7123.
- Is Charles Williams's NPI active?
- Yes — Charles Williams's NPI (1316794134) is active in the NPPES registry as of the last update on 2024-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.