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DR. WILLIAM PETER HADDAD PHD
NPI 1578772430
Psychologist - Clinical in Worcester, MA

Active since May 21, 2007
340 MAIN ST, WORCESTER, MA 01608(508) 926-0070 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. William Peter Haddad Phd NPPES

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

DR. WILLIAM PETER HADDAD PHD (NPI 1578772430) is an individual clinical provider in Worcester, Massachusetts, licensed in Massachusetts (7119) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1578772430
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. WILLIAM PETER HADDADCredential: PHD
Location Address340 MAIN STWorcester, MA 01608-1604
Mailing Address203 Delmont AveWorcester, MA 01604-3205 · (508) 755-3761
Phone(508) 926-0070
Sole ProprietorNo
Enumeration DateMay 21, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1578772430 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 MA · 7119
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.
340 MAIN ST, Worcester, MA 01608
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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.

KRISTINE E LOTOSKI MSW
Social Worker (Clinical)
340 MAIN ST, SUITE 383
WORCESTER, MA 01608
Worcester County (508) 791-4976
SEAN ALDRICH MA
Social Worker
340 MAIN ST
WORCESTER, MA 01608
Worcester County (413) 827-8959
MRS. MELISSA PURNELL LCSW
Counselor (Mental Health)
340 MAIN ST, SUITE 383
WORCESTER, MA 01608
Worcester County (508) 791-4976
BENEDICTA BOATENG-ABEKA
Case Manager/Care Coordinator
340 MAIN ST
WORCESTER, MA 01608
Worcester County (508) 752-3969
SIMEON AKWASI ASAMOAH
Counselor
340 MAIN ST
WORCESTER, MA 01608
Worcester County (508) 521-2200
CEDAR STREET FAMILY CLINIC INC
Community/Behavioral Health
340 MAIN ST, 869
WORCESTER, MA 01608
Worcester County (508) 752-1331
MRS. VIVIANE PRODONOFF LALLY M. A.
Counselor (Mental Health)
340 MAIN ST, SUITE 383
WORCESTER, MA 01608
Worcester County (774) 245-7170
AMANDA FITZPATRICK
Counselor (Mental Health)
340 MAIN ST
WORCESTER, MA 01608
Worcester County (508) 791-4976

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 Haddad's NPI number?

The NPI number for William Haddad is 1578772430. It was assigned to this individual provider in the NPPES registry on May 21, 2007.

Where is William Haddad located?

William Haddad practices at 340 Main St, Worcester, MA 01608. The listed phone number is (508) 926-0070.

What is William Haddad'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 William Haddad was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.