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

Jillian Guelos

Individual provider Behavior Technician · NPI 1316517899

Jillian Guelos is a Behavior Technician in Fremont, California. Licensed in California. Registered with an NPI since 2021.

Licensed in
CA
In the registry since
2021

Practice location Address checks out

39210 State St Ste 204
Fremont, CA 94538-1456
Phone: (510) 894-4135
Show map & directions

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

Specialties & licences

Behavior Technician (primary) Taxonomy 106S00000X · Licence 46-1305562 (CA)

Record details

NPI number1316517899
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJune 28, 2021
Last updated in NPPESJune 28, 2021
Certification dateJune 28, 2021
Mailing address1448 Lytelle St, Hayward, CA 94544-4350

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