1. Home
  2. Directory
  3. Massachusetts
  4. Boston
  5. Psychologist
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. GREGORY J LUDLOW ED.D
NPI 1942259882
Psychologist - Clinical in Boston, MA

Active since May 08, 2006
1 DEACONESS RD, BOSTON, MA 02215(617) 632-7788(617) 632-8430 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Gregory J Ludlow Ed.d NPPES

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

DR. GREGORY J LUDLOW ED.D (NPI 1942259882) is an individual clinical provider in Boston, Massachusetts, licensed in Massachusetts (4402) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1942259882
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. GREGORY J LUDLOWCredential: ED.D
Location Address1 DEACONESS RDBoston, MA 02215-5321
Mailing Address1 Deaconess RdBoston, MA 02215-5321 · (617) 632-7788 · Fax (617) 632-8430
Phone(617) 632-7788
Fax(617) 632-8430
Sole ProprietorNo
Enumeration DateMay 8, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1942259882 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 · 4402
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.
1 DEACONESS RD, Boston, MA 02215
Open in Google Maps ↗

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.

ERIC ANDREW WONG M.D.
Emergency Medicine
1 DEACONESS RD, WEST CC2
BOSTON, MA 02215
Suffolk County (617) 754-2339
ALON DAGAN M.D.
Emergency Medicine
1 DEACONESS RD, WEST CLINICAL CENTER 2
BOSTON, MA 02215
Suffolk County (617) 754-2339
DAVID WILLIAM SCHOENFELD M.D.
Student in an Organized Health Care Education/Training Program
1 DEACONESS RD, W-CC2 DEPARTMENT OF EMERGENCY MEDICINE
BOSTON, MA 02215
Suffolk County (617) 754-2339
DR. BRETT A SYLVIA M.D.
Emergency Medicine
1 DEACONESS RD, DEPT OF EMERGENCY MEDICINE, WEST-CC2
BOSTON, MA 02215
Suffolk County (617) 754-2339
ELLA AVEDIKIAN LCSW
Social Worker (Clinical)
1 DEACONESS RD
BOSTON, MA 02215
Suffolk County (617) 667-7000
LESLIE BILELLO
Emergency Medicine
1 DEACONESS RD
BOSTON, MA 02215
Suffolk County (617) 667-7000
DR. CHRISTIE FRITZ MD
Emergency Medicine
1 DEACONESS RD, W-CC2
BOSTON, MA 02215
Suffolk County (617) 667-7000
KATHRYN RODRIGUEZ LUPEZ M.D.
Emergency Medicine
1 DEACONESS RD
BOSTON, MA 02215
Suffolk County (617) 667-7000

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 Gregory Ludlow's NPI number?

The NPI number for Gregory Ludlow is 1942259882. It was assigned to this individual provider in the NPPES registry on May 8, 2006.

Where is Gregory Ludlow located?

Gregory Ludlow practices at 1 Deaconess Rd, Boston, MA 02215. The listed phone number is (617) 632-7788.

What is Gregory Ludlow'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 Gregory Ludlow was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 39 days 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.