What is Matthew Klein's NPI number?

Matthew Klein's National Provider Identifier (NPI) is 1437016623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Matthew Klein's specialty?

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

Where is Matthew Klein located?

Matthew Klein's practice location on file with NPPES is 154 El Poco Pl, Vallejo, CA 94589-2638.

What is Matthew Klein's phone number?

The practice phone number listed in the NPPES registry for Matthew Klein is (707) 209-5429.

Is Matthew Klein's NPI active?

Yes — Matthew Klein's NPI (1437016623) is active in the NPPES registry as of the last update on 2026-01-08.

IndividualActive

Matthew Klein

NPI 1437016623 · Behavior Technician · Vallejo, CA

Matthew Klein is a Behavior Technician provider in Vallejo, CA (NPI 1437016623).

Provider details

NPI number: 1437016623
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

154 El Poco Pl

Vallejo, CA 94589-2638

Phone: (707) 209-5429

Street-level locationGet directions

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Mailing address