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DR. NIALL WILLIAM GEOGHEGAN PSY.D.
NPI 1427237437
Psychologist - Clinical in Vallejo, CA

Active since October 25, 2007
1761 BROADWAY ST, SUITE 100, VALLEJO, CA 94589(707) 645-2462(707) 645-2181 Get Directions Write a Review

NPPES record last updated: October 25, 2007. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Niall William Geoghegan Psy.d. NPPES

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

DR. NIALL WILLIAM GEOGHEGAN PSY.D. (NPI 1427237437) is an individual clinical provider in Vallejo, California, licensed in California (PSY-21583) and active in the NPI registry since October 2007.

NPPES Registry Identity

NPI1427237437
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. NIALL WILLIAM GEOGHEGANCredential: PSY.D.
Location Address1761 BROADWAY ST, SUITE 100Vallejo, CA 94589-2226
Mailing Address1761 Broadway St, Suite 100Vallejo, CA 94589-2226 · (707) 645-2462 · Fax (707) 645-2181
Phone(707) 645-2462
Fax(707) 645-2181
Sole ProprietorNo
Enumeration DateOctober 25, 2007
✔ NPI 1427237437 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · PSY-21583
Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

1761 BROADWAY ST, Vallejo, CA 94589
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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.

JENNIFER TSE
Pharmacist
1761 BROADWAY ST, SUITE 209
VALLEJO, CA 94589
Napa County (707) 645-2528
MOON CHOE PHARMD
Pharmacist
1761 BROADWAY ST, SUITE 209
VALLEJO, CA 94589
Napa County (707) 645-2529
CARL FRANCIS MERRITT II PHARM.D.
Pharmacist
1761 BROADWAY ST, SUITE 209
VALLEJO, CA 94589
Napa County (707) 645-2521
MR. DAVID AARON REINSTEIN LCSW, BCD
Counselor (Mental Health)
1761 BROADWAY ST, #100
VALLEJO, CA 94589
Napa County (707) 645-2700
MS. MARSHA LEE EWIG MSW
Social Worker (Clinical)
1761 BROADWAY ST
VALLEJO, CA 94589
Napa County (707) 625-2700
MR. RICHARD PAUL BELL-TULL LCSW
Social Worker (Clinical)
1761 BROADWAY ST
VALLEJO, CA 94589
Napa County (707) 645-2268
MR. ROBIN C. THIELE R.N.
Registered Nurse (Case Management)
1761 BROADWAY ST, SUITE 100
VALLEJO, CA 94589
Napa County (707) 645-2700
MS. MARTHA NAWY LMFT
Counselor (Mental Health)
1761 BROADWAY ST, SUITE 100
VALLEJO, CA 94589
Napa County (707) 645-2359

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 Niall Geoghegan's NPI number?

The NPI number for Niall Geoghegan is 1427237437. It was assigned to this individual provider in the NPPES registry on October 25, 2007.

Where is Niall Geoghegan located?

Niall Geoghegan practices at 1761 Broadway St Suite 100, Vallejo, CA 94589. The listed phone number is (707) 645-2462.

What is Niall Geoghegan's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

When was this NPI record last updated?

The NPPES record for Niall Geoghegan was last updated on October 25, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.