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

Katherine Gayle Porteous, AASSUBSTANCEUSE

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1215507009

Katherine Gayle Porteous, AASSUBSTANCEUSE is an Addiction (Substance Use Disorder) Counselor in Ontario, California. Registered with an NPI since 2021.

In the registry since
2021

Practice location Address checks out

1033 S Campus Ave
Ontario, CA 91761-3444
Phone: (626) 241-8451
Show map & directions

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

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X

Record details

NPI number1215507009
Entity typeIndividual (Type 1)
GenderFemale
Credentials AASSUBSTANCEUSE
Sole proprietorNo
NPI enumeratedJune 25, 2021
Last updated in NPPESJune 25, 2021
Certification dateJune 25, 2021

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