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DR. WILLIAM T SEIDEL PHD
NPI 1831426915
Clinical Neuropsychologist in Hastings On Hudson, NY

Active since November 10, 2009
139 SOUTHSIDE AVE, HASTINGS ON HUDSON, NY 10706(914) 591-8188(914) 591-8188 Get Directions Write a Review

NPPES record last updated: November 4, 2010. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. William T Seidel Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM T SEIDEL PHD (NPI 1831426915) is an individual clinical neuropsychologist in Hastings On Hudson, New York, licensed in New York (013101-1) and active in the NPI registry since November 2009.

NPPES Registry Identity

NPI1831426915
Entity TypeIndividualMale
Primary Taxonomy103G00000X
Provider Legal NameDR. WILLIAM T SEIDELCredential: PHD
Location Address139 SOUTHSIDE AVEHastings On Hudson, NY 10706-2242
Mailing Address139 Southside AveHastings On Hudson, NY 10706-2242 · (914) 591-8188 · Fax (914) 591-8188
Phone(914) 591-8188
Fax(914) 591-8188
Sole ProprietorYes
Enumeration DateNovember 10, 2009
Last NPPES UpdateNovember 4, 2010
✔ NPI 1831426915 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers
Taxonomy Code103G00000X
License✔ Licensed in NY · 013101-1
Definition
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
139 SOUTHSIDE AVE, Hastings On Hudson, NY 10706
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Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DARYL D FEINFELD L.C.S.W.
Social Worker (Clinical)
139 SOUTHSIDE AVE
HASTINGS ON HUDSON, NY 10706
Westchester County (914) 552-5188

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 William Seidel's NPI number?

The NPI number for William Seidel is 1831426915. It was assigned to this individual provider in the NPPES registry on November 10, 2009.

Where is William Seidel located?

William Seidel practices at 139 Southside Ave, Hastings On Hudson, NY 10706. The listed phone number is (914) 591-8188.

What is William Seidel's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

When was this NPI record last updated?

The NPPES record for William Seidel was last updated on November 4, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years 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.