STEPHEN SIMONSON PSY.D.
NPI 1679828958
Psychologist in Elk Grove, CA
About Stephen Simonson Psy.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN SIMONSON PSY.D. (NPI 1679828958) is an individual psychologist in Elk Grove, California, licensed in California (PSY28589) and active in the NPI registry since July 2012.
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 Stephen Simonson's NPI number?
The NPI number for Stephen Simonson is 1679828958. It was assigned to this individual provider in the NPPES registry on July 23, 2012.
Where is Stephen Simonson located?
Stephen Simonson practices at 8788 Piano Cir, Elk Grove, CA 95757. The listed phone number is (916) 538-2652.
What is Stephen Simonson'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 Stephen Simonson was last updated on May 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.