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

Arianna Grassmann

Individual provider Behavior Analyst · NPI 1033614003

Arianna Grassmann is a Behavior Analyst in Temecula, California. Licensed in California. Registered with an NPI since 2018.

Licensed in
CA
In the registry since
2018

Practice location Address checks out

27720 Jefferson Ave
Temecula, CA 92590-2610
Phone: (951) 699-8640
Show map & directions

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

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X (CA)

Record details

NPI number1033614003
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMarch 29, 2018
Last updated in NPPESMarch 29, 2018
Mailing address21600 Oxnard St Ste 1800, Woodland Hills, CA 91367-7807

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