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

Katy and Warren LLC

Organization Behavior Analyst · NPI 1205528817

Katy and Warren LLC is a Behavior Analyst in Portland, Oregon. Registered with an NPI since 2023.

In the registry since
2023
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

4425 SE 27th Ave
Portland, OR 97202-3607
Phone: (253) 249-5002
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X

Record details

NPI number1205528817
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Katy Yu — Bcba/Owner · (253) 249-5002
Other names Sunnyside Aba
NPI enumeratedMay 23, 2023
Last updated in NPPESMay 26, 2023
Certification dateMay 26, 2023
Mailing address4425 Se 27th Ave, Portland, OR 97202-3607

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