What is Joseph Clark's NPI number?

Joseph Clark's National Provider Identifier (NPI) is 1659241271, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Joseph Clark's specialty?

Joseph Clark is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Joseph Clark located?

Joseph Clark's practice location on file with NPPES is 243 Laurelwood Way, Vacaville, CA 95687-7506.

What is Joseph Clark's phone number?

The practice phone number listed in the NPPES registry for Joseph Clark is (707) 989-1687.

Is Joseph Clark's NPI active?

Yes — Joseph Clark's NPI (1659241271) is active in the NPPES registry as of the last update on 2025-11-08.

IndividualActive

Joseph Clark

NPI 1659241271 · Behavior Technician · Vacaville, CA

Joseph Clark is a Behavior Technician provider in Vacaville, CA (NPI 1659241271).

Provider details

NPI number: 1659241271
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in 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

243 Laurelwood Way

Vacaville, CA 95687-7506

Phone: (707) 989-1687

Street-level locationGet directions

More CA providers

Mailing address