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

Noreen Riordan, Ph D , LLC

Organization Psychologist · NPI 1578911798

Noreen Riordan, Ph D , LLC is a Psychologist in Portland, Oregon. Registered with an NPI since 2016.

In the registry since
2016
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1020 SW Taylor St 715
Portland, OR 97205-2543
Phone: (503) 274-0040
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X

Record details

NPI number1578911798
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Noreen Riordan — Psychologist · (503) 274-0040
NPI enumeratedMay 27, 2016
Last updated in NPPESMay 27, 2016
Mailing address1020 Sw Taylor St, 715, Portland, OR 97205-2543

Other providers in Portland