DUNCAN PATRICK O'MAHONY PSYCHOLOGIST
NPI 1821963869
Psychologist in Issaquah, WA
About Duncan Patrick O'mahony Psychologist NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DUNCAN PATRICK O'MAHONY PSYCHOLOGIST (NPI 1821963869) is an individual psychologist in Issaquah, Washington, licensed in Washington (PSYA.PG.7O165412) and active in the NPI registry since October 2025.
NPPES Registry Identity
Specialties & Licenses 2
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ISSAQUAH, WA 98027
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Duncan O'mahony's NPI number?
The NPI number for Duncan O'mahony is 1821963869. It was assigned to this individual provider in the NPPES registry on October 8, 2025.
Where is Duncan O'mahony located?
Duncan O'mahony practices at 195 NE Gilman Blvd Ste 100, Issaquah, WA 98027. The listed phone number is (425) 295-7697.
What is Duncan O'mahony's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
When was this NPI record last updated?
The NPPES record for Duncan O'mahony was last updated on September 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.