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

Guinevere York

Individual provider Behavior Analyst · NPI 1124420823

Guinevere York is a Behavior Analyst in South Pasadena, California. Registered with an NPI since 2014.

In the registry since
2014

Practice location Address checks out

625 Fair Oaks Ave Sutie 300
South Pasadena, CA 91030-2630
Phone: (818) 623-8892
Show map & directions

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

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X

Record details

NPI number1124420823
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedSeptember 24, 2014
Last updated in NPPESSeptember 24, 2014

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