NANCY JEAN DUFFY
NPI 1811805526
Psychologist - School in Glendora, CA
About Nancy Jean Duffy NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NANCY JEAN DUFFY (NPI 1811805526) is an individual school provider in Glendora, California, licensed in California (2291) and active in the NPI registry since September 2026.
NPPES Registry Identity
Specialties & Licenses
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 Nancy Duffy's NPI number?
The NPI number for Nancy Duffy is 1811805526. It was assigned to this individual provider in the NPPES registry on September 1, 2026.
Where is Nancy Duffy located?
Nancy Duffy practices at 535 Richardson Ln, Glendora, CA 91741. The listed phone number is (626) 622-0142.
What is Nancy Duffy's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in School, with taxonomy code 103TS0200X.
When was this NPI record last updated?
The NPPES record for Nancy Duffy was last updated on September 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.