LESSIE JOSIE BEST-EUGENE BCBA (1-15-19717)
NPI 1699147405
Behavior Analyst in Concord, CA

Q: What is Lessie Best-eugene's NPI number?

The NPI number for Lessie Best-eugene is 1699147405. It was assigned to this individual provider in the NPPES registry on October 20, 2015.

Q: What is Lessie Best-eugene's specialty?

The primary specialty registered for this NPI is Behavior Analyst with taxonomy code 103K00000X.

Active since October 20, 2015

1200 CONCORD AVE STE 100, CONCORD, CA 94520(510) 268-8120 Get Directions Write a Review

NPPES record last updated: February 10, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 10, 2022, Nov 15, 2018, Apr 30, 2018 (3 updates tracked since 2018).

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About Lessie Josie Best-eugene Bcba (1-15-19717) NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LESSIE JOSIE BEST-EUGENE BCBA (1-15-19717) (NPI 1699147405) is an individual behavior analyst provider in Concord, California, licensed in (1-15-19717) and active in the NPI registry since October 2015. She maintains a secondary practice location in San Diego.

NPPES Registry Identity

NPI1699147405

Entity TypeIndividualFemale

Primary Taxonomy103K00000X

Provider Legal NameLESSIE JOSIE BEST-EUGENECredential: BCBA (1-15-19717)

Location Address1200 CONCORD AVE STE 100Concord, CA 94520-4969

Mailing Address1576 Wagner DrEl Cajon, CA 92020-2975 · (619) 931-0311

Phone(510) 268-8120

Sole ProprietorNo

Enumeration DateOctober 20, 2015

Last NPPES UpdateFebruary 10, 20263 updates tracked since enumeration

NPPES CertifiedFebruary 10, 2026

✔ NPI 1699147405 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers

Taxonomy Code103K00000X

License✔ Licensed · 1-15-19717

Definition

A behavior analyst is qualified by at least a master's degree and Behavior Analyst Certification Board certification and/or a state-issued credential (such as a license) to practice behavior analysis independently. Behavior analysts provide the required supervision to assistant behavior analysts and behavior technicians. A behavior analyst delivers services consistent with the dimensions of applied behavior analysis. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing and revising behavior-analytic treatment plans, training others to implement components of treatment plans, and overseeing implementation of treatment plans.

1200 CONCORD AVE STE 100, Concord, CA 94520

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Secondary Practice Location 1

Location 11550 Hotel Cir N Ste 270San Diego, CA 92108-2908 · Phone (619) 814-6494 · Fax (619) 528-4625

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JENNESSICA HOLLIDAY

Behavior Technician