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

Defne Ondersev

Individual provider Behavior Technician · NPI 1497621452

Defne Ondersev is a Behavior Technician in San Diego, California. Registered with an NPI since 2025.

In the registry since
2025

Practice location Address checks out

3003 4th Ave
San Diego, CA 92103-5801
Phone: (888) 428-3223
Fax: (323) 866-1881
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 number1497621452
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedOctober 15, 2025
Last updated in NPPESOctober 15, 2025
Certification dateOctober 15, 2025

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