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

Diane Montellano

Individual provider Behavior Technician · NPI 1134998024

Diane Montellano is a Behavior Technician in Garden Grove, California. Registered with an NPI since 2023.

In the registry since
2023

Practice location Address checks out

12459 Lewis St Ste 201
Garden Grove, CA 92840-6606
Phone: (800) 249-1266
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 number1134998024
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedDecember 20, 2023
Last updated in NPPESJune 16, 2026
Certification dateJune 16, 2026

Other providers in Garden Grove