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

DANIEL M GRIMES M.D.
NPI 1043267420
Psychiatry & Neurology - Psychiatry in Boston, MA

Q: What is Daniel Grimes's NPI number?

The NPI number for Daniel Grimes is 1043267420. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Q: What is Daniel Grimes's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Daniel Grimes 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 38 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.

Active since May 30, 2006

221 LONGWOOD AVE, BOSTON, MA 02115(617) 667-2300 Get Directions Write a Review

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

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About Daniel M Grimes M.d. NPPES

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

DANIEL M GRIMES M.D. (NPI 1043267420) is an individual psychiatry provider in Boston, Massachusetts, licensed in Massachusetts (227985) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1043267420

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDANIEL M GRIMESCredential: M.D.

Location Address221 LONGWOOD AVEBoston, MA 02115-5804

Mailing Address1600 Massachusetts Ave, Apt 806Cambridge, MA 02138-2915 · (617) 667-2300

Phone(617) 667-2300

Sole ProprietorNo

Enumeration DateMay 30, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1043267420 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 · 227985

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.

221 LONGWOOD AVE, Boston, MA 02115

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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.

MS. BLAIR D MANNING GARRIDO LICSW

Social Worker (Clinical)

221 LONGWOOD AVE
BOSTON, MA 02115

Suffolk County (617) 732-6753

DANIEL WILLIAM CRAMER MD SCD

Obstetrics & Gynecology (Gynecology)

221 LONGWOOD AVE, BRIGHAM AND WOMENS HOSP DEPT OF OBSTETRICS AND GYNECOLO
BOSTON, MA 02115

Suffolk County (617) 732-4895

REENA KAPOOR M.D.

Psychiatry & Neurology (Psychiatry)

221 LONGWOOD AVE, 4TH FL/PSYCHIATRY
BOSTON, MA 02115

Suffolk County (617) 667-2300

QUENTIN REGESTEIN MD

Specialist

221 LONGWOOD AVE
BOSTON, MA 02115

Suffolk County (617) 739-1340

CHRISTINE MICHELLE CORNEJO

Dermatology

221 LONGWOOD AVE
BOSTON, MA 02115

Suffolk County (617) 732-5500

BRIGHAM AND WOMEN'S HOSPITAL

General Acute Care Hospital

221 LONGWOOD AVE, BWH-ENDOCRINOLOGY
BOSTON, MA 02115

Suffolk County (617) 525-8867

DR. FARRAH BUCKHOREE MD, PHD

Dermatology

221 LONGWOOD AVE
BOSTON, MA 02115

Suffolk County (617) 732-5500

BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION INC

Dermatology

221 LONGWOOD AVE
BOSTON, MA 02115

Suffolk County (617) 732-4918

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 Daniel Grimes's NPI number?

The NPI number for Daniel Grimes is 1043267420. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Where is Daniel Grimes located?

Daniel Grimes practices at 221 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 667-2300.

What is Daniel Grimes'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 Daniel Grimes 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 38 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.