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DR. DEBORAH HARRIS O'BRIEN PH.D.
NPI 1083738165
Psychologist - Cognitive & Behavioral in Laurel, MD

Active since March 16, 2007
8516 WILLOW WISP CT, LAUREL, MD 20723(301) 498-7452 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Deborah Harris O'brien Ph.d. NPPES

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

DR. DEBORAH HARRIS O'BRIEN PH.D. (NPI 1083738165) is an individual cognitive & behavioral provider in Laurel, Maryland, licensed in Maryland (02677) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1083738165
Entity TypeIndividualFemale
Primary Taxonomy103TB0200X
Provider Legal NameDR. DEBORAH HARRIS O'BRIENCredential: PH.D.
Location Address8516 WILLOW WISP CTLaurel, MD 20723-1029
Mailing Address8516 Willow Wisp CtLaurel, MD 20723-1029 · (301) 498-7452
Phone(301) 498-7452
Sole ProprietorYes
Enumeration DateMarch 16, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1083738165 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyPsychologist · Cognitive & BehavioralBehavioral Health & Social Service Providers
Taxonomy Code103TB0200X
License✔ Licensed in MD · 02677
Definition

A psychologist who reflects an experimental-clinical approach distinguished by use of principles of human learning and development and theories of cognitive processing to promote meaningful change in maladaptive human behavior and thinking.

Also ListedPsychologistTaxonomy 103T00000X · License 02677 (MD)
Also ListedPsychologist · Clinical Child & AdolescentTaxonomy 103TC2200X · License 02677 (MD)
Also ListedPsychologist · Intellectual and Developmental DisabilitiesTaxonomy 103TM1800X · License 02677 (MD)
Also ListedPsychologist · Group PsychotherapyTaxonomy 103TP2701X · License 02677 (MD)
8516 WILLOW WISP CT, Laurel, MD 20723
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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 Deborah O'brien's NPI number?

The NPI number for Deborah O'brien is 1083738165. It was assigned to this individual provider in the NPPES registry on March 16, 2007.

Where is Deborah O'brien located?

Deborah O'brien practices at 8516 Willow Wisp Ct, Laurel, MD 20723. The listed phone number is (301) 498-7452.

What is Deborah O'brien's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Cognitive & Behavioral, with taxonomy code 103TB0200X.

When was this NPI record last updated?

The NPPES record for Deborah O'brien was last updated on September 11, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.