Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mrs. Willemijn Johanna Campbell, MS

Individual provider Behavior Analyst · NPI 1134327638

Mrs. Willemijn Johanna Campbell, MS is a Behavior Analyst in Lomita, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MS — Master of Science
A graduate science degree.

See every abbreviation used in this directory →

Practice location Address checks out

25124 Narbonne Ave Ste 10290
Lomita, CA 90717-2142
Phone: (882) 868-7158
Fax: (888) 286-8715
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X · Licence 1-12-12499 (CA)

Record details

NPI number1134327638
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS
Sole proprietorNo
NPI enumeratedJuly 5, 2007
Last updated in NPPESMay 27, 2025
Certification dateMay 27, 2025

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