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

SEAN ALAN MALLARI M.D.
NPI 1013964758
Psychiatry & Neurology - Psychiatry in Roxbury Crossing, MA

Q: What is Sean Alan Mallari's NPI number?

The NPI number for Sean Alan Mallari is 1013964758. It was assigned to this individual provider in the NPPES registry on May 28, 2006.

Q: What is Sean Alan Mallari'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 Sean Alan Mallari 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 30 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 28, 2006

52 HILLSIDE ST, #1, ROXBURY CROSSING, MA 02120(617) 298-5399 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Sean Alan Mallari M.d. NPPES

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

SEAN ALAN MALLARI M.D. (NPI 1013964758) is an individual psychiatry provider in Roxbury Crossing, Massachusetts, licensed in Massachusetts (81885) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1013964758

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameSEAN ALAN MALLARICredential: M.D.

Location Address52 HILLSIDE ST, #1Roxbury Crossing, MA 02120-3348

Mailing Address52 Hillsdale St, # 1Dorchester Center, MA 02124-5716 · (617) 298-5399

Phone(617) 298-5399

Sole ProprietorNo

Enumeration DateMay 28, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1013964758 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 · 81885

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.

52 HILLSIDE ST, Roxbury Crossing, MA 02120

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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 Sean Alan Mallari's NPI number?

The NPI number for Sean Alan Mallari is 1013964758. It was assigned to this individual provider in the NPPES registry on May 28, 2006.

Where is Sean Alan Mallari located?

Sean Alan Mallari practices at 52 Hillside St #1, Roxbury Crossing, MA 02120. The listed phone number is (617) 298-5399.

What is Sean Alan Mallari'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 Sean Alan Mallari 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 30 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.