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

Derin Tosun

Individual provider Behavior Technician · NPI 1255275855

Derin Tosun is a Behavior Technician in Napa, California. Registered with an NPI since 2026.

In the registry since
2026

Practice location Address checks out

3419 Valle Verde Dr
Napa, CA 94558-2414
Phone: (707) 299-8250
Fax: (707) 635-8215
Show map & directions

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

Specialties & licences

Behavior Technician (primary) Taxonomy 106S00000X

Record details

NPI number1255275855
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedApril 15, 2026
Last updated in NPPESApril 15, 2026
Certification dateApril 15, 2026
Mailing address3419 Valle Verde Dr, Napa, CA 94558-2414

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