Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JOHN HAROLD DAIGNAULT PSY.D.
NPI 1427029008
Psychologist - Forensic in Braintree, MA

Active since January 31, 2006
222 FORBES RD, SUITE 105, BRAINTREE, MA 02184(781) 843-8100 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About John Harold Daignault Psy.d. NPPES

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

JOHN HAROLD DAIGNAULT PSY.D. (NPI 1427029008) is an individual forensic provider in Braintree, Massachusetts, licensed in Massachusetts (3620) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1427029008
Entity TypeIndividualMale
Primary Taxonomy103TF0200X
Provider Legal NameJOHN HAROLD DAIGNAULTCredential: PSY.D.
Location Address222 FORBES RD, SUITE 105Braintree, MA 02184-2706
Mailing Address3031 Sheridan AveMiami Beach, FL 33140-3943 · (305) 545-5244
Sole ProprietorNo
Enumeration DateJanuary 31, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1427029008 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · ForensicBehavioral Health & Social Service Providers
Taxonomy Code103TF0200X
Licenses Licensed in MA · 3620 Licensed in FL · PY 6871
Definition

A psychologist whose specialty is characterized by activities primarily intended to provide professional psychological expertise within the judicial and legal systems.

222 FORBES RD, Braintree, MA 02184

Other Providers at the Same Location NPPES 9

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

Physical Therapist
222 FORBES RD
BRAINTREE, MA 02184
Speech-Language Pathologist
222 FORBES RD
BRAINTREE, MA 02184
Physical Therapist
222 FORBES RD
BRAINTREE, MA 02184
Occupational Therapist (Physical Rehabilitation)
222 FORBES RD
BRAINTREE, MA 02184
Psychologist (Clinical)
222 FORBES RD, SUITE 105
BRAINTREE, MA 02184
Counselor (Mental Health)
222 FORBES RD
BRAINTREE, MA 02184
Social Worker (Clinical)
222 FORBES RD
BRAINTREE, MA 02184
Occupational Therapist
222 FORBES RD
BRAINTREE, MA 02184

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 John Daignault's NPI number?

The NPI number for John Daignault is 1427029008. It was assigned to this individual provider in the NPPES registry on January 31, 2006.

Where is John Daignault located?

John Daignault practices at 222 Forbes Rd Suite 105, Braintree, MA 02184. The listed phone number is (781) 843-8100.

What is John Daignault's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Forensic, with taxonomy code 103TF0200X.

When was this NPI record last updated?

The NPPES record for John Daignault was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.