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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

WILLIAM B LAND M.D.
NPI 1457390452
Psychiatry & Neurology - Psychiatry in Newton, MA

Active since June 05, 2006
831 BEACON ST, NEWTON, MA 02459(617) 964-5503 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About William B Land M.d. NPPES

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

WILLIAM B LAND M.D. (NPI 1457390452) is an individual psychiatry provider in Newton, Massachusetts, licensed in Massachusetts (60518) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1457390452
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameWILLIAM B LANDCredential: M.D.
Location Address831 BEACON STNewton, MA 02459-1822
Mailing Address831 Beacon StNewton, MA 02459-1822 · (617) 964-5503
Phone(617) 964-5503
Sole ProprietorNo
Enumeration DateJune 5, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1457390452 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in MA · 60518
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
831 BEACON ST, Newton, MA 02459
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Other Providers at the Same Location NPPES 4

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

FELICIA OLLIVIERRE M.D.
Orthopaedic Surgery
831 BEACON ST, # 243
NEWTON, MA 02459
Middlesex County (617) 245-8500
DR. HELEN E CAJIGAS MD, FCAP, MRO
Pathology (Cytopathology)
831 BEACON ST
NEWTON, MA 02459
Middlesex County (617) 388-0476
FAMILY FRIENDS HEALTH CARE, INC.
In Home Supportive Care
831 BEACON ST, #226
NEWTON, MA 02459
Middlesex County (800) 525-3909
DR. MARC EICHLER MD
Neurological Surgery
831 BEACON ST, SUITE 239
NEWTON CENTRE, MA 02459
Middlesex County (605) 430-7632

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 Land's NPI number?

The NPI number for William Land is 1457390452. It was assigned to this individual provider in the NPPES registry on June 5, 2006.

Where is William Land located?

William Land practices at 831 Beacon St, Newton, MA 02459. The listed phone number is (617) 964-5503.

What is William Land's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for William Land 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 54 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.