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MARISSA L. WILLIAMSON BCBA
NPI 1942512496
Behavior Analyst in Thousand Oaks, CA

Active since July 12, 2010
100 E THOUSAND OAKS BLVD, #228, THOUSAND OAKS, CA 91360(877) 262-9133(877) 262-9134 Get Directions Write a Review

NPPES record last updated: July 12, 2010. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Marissa L. Williamson Bcba NPPES

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

MARISSA L. WILLIAMSON BCBA (NPI 1942512496) is an individual behavior analyst provider in Thousand Oaks, California, licensed in (1-09-6790) and active in the NPI registry since July 2010.

NPPES Registry Identity

NPI1942512496
Entity TypeIndividualFemale
Primary Taxonomy103K00000X
Provider Legal NameMARISSA L. WILLIAMSONCredential: BCBA
Location Address100 E THOUSAND OAKS BLVD, #228Thousand Oaks, CA 91360-5713
Mailing Address100 E Thousand Oaks Blvd, #228Thousand Oaks, CA 91360-5713 · (877) 262-9133 · Fax (877) 262-9134
Phone(877) 262-9133
Fax(877) 262-9134
Sole ProprietorYes
Enumeration DateJuly 12, 2010
✔ NPI 1942512496 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 · 1-09-6790
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.
100 E THOUSAND OAKS BLVD, Thousand Oaks, CA 91360
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Other Providers at the Same Location NPPES 17

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

DAVID SCRIVNER MFT
Marriage & Family Therapist
100 E THOUSAND OAKS BLVD, 236
THOUSAND OAKS, CA 91360
Ventura County (805) 371-4877
DR. CHRISTOPHER ALAN BURR PH.D.
Psychologist (Clinical)
100 E THOUSAND OAKS BLVD, STE 140
THOUSAND OAKS, CA 91360
Ventura County (424) 354-7170
DAVID JOHN SHAFFER LMFT
Counselor (Mental Health)
100 E THOUSAND OAKS BLVD
THOUSAND OAKS, CA 91360
Ventura County (805) 341-3144
LAURA DODDS BCBA
Behavior Analyst
100 E THOUSAND OAKS BLVD, #228
THOUSAND OAKS, CA 91360
Ventura County (877) 262-9133
DR. URSULA E TAYLOR MD
Family Medicine
100 E THOUSAND OAKS BLVD, STE 176
THOUSAND OAKS, CA 91360
Ventura County (310) 386-1177
MS. LISA E WHITE MA. , MFT
Marriage & Family Therapist
100 E THOUSAND OAKS BLVD, STE 258
THOUSAND OAKS, CA 91360
Ventura County (714) 538-3631
BARBARA LYNN PORUSH MFT
Marriage & Family Therapist
100 E THOUSAND OAKS BLVD, #258
THOUSAND OAKS, CA 91360
Ventura County (818) 329-3905
MARGARET KIRGIS GEROLAMO LCSW
Social Worker (Clinical)
100 E THOUSAND OAKS BLVD, SUITE 236
THOUSAND OAKS, CA 91360
Ventura County (805) 218-9635

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Marissa Williamson's NPI number?

The NPI number for Marissa Williamson is 1942512496. It was assigned to this individual provider in the NPPES registry on July 12, 2010.

Where is Marissa Williamson located?

Marissa Williamson practices at 100 E Thousand Oaks Blvd #228, Thousand Oaks, CA 91360. The listed phone number is (877) 262-9133.

What is Marissa Williamson's specialty?

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

When was this NPI record last updated?

The NPPES record for Marissa Williamson was last updated on July 12, 2010. NPI Profile syncs with the weekly NPPES data releases published by CMS.