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MARY GRANT
NPI 1407397045
Counselor - Mental Health in Boston, MA

Active since March 15, 2017
660 HARRISON AVE STE 250, BOSTON, MA 02118(617) 238-4910 Get Directions Write a Review

NPPES record last updated: August 19, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mary Grant NPPES

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

MARY GRANT (NPI 1407397045) is an individual mental health provider in Boston, Massachusetts and active in the NPI registry since March 2017. She maintains a secondary practice location in Jamaica Plain.

NPPES Registry Identity

NPI1407397045
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameMARY GRANT
Location Address660 HARRISON AVE STE 250Boston, MA 02118-2304
Mailing Address375 Columbus Ave Apt 302Boston, MA 02116-6081
Phone(617) 238-4910
Sole ProprietorNo
Enumeration DateMarch 15, 2017
Last NPPES UpdateAugust 19, 2025
NPPES CertifiedAugust 19, 2025
✔ NPI 1407397045 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
660 HARRISON AVE STE 250, Boston, MA 02118
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Secondary Practice Location 1

Location 13815 Washington St Ste 2Jamaica Plain, MA 02130-3760 · Phone (617) 983-5800

Other Providers at the Same Location NPPES 5

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

TREVOR MICHAEL TODD JR.
Counselor (Mental Health)
660 HARRISON AVE STE 250
BOSTON, MA 02118
Suffolk County (617) 238-4910
JACKSON ROWLEY L-ELIGIBLE LMHC
Counselor (Mental Health)
660 HARRISON AVE STE 250
BOSTON, MA 02118
Suffolk County (617) 238-4910
MARGARET GRACE HANSON MS
Counselor (Mental Health)
660 HARRISON AVE STE 250
BOSTON, MA 02118
Suffolk County (617) 238-4910
MARY CHADWICK
Social Worker (Clinical)
660 HARRISON AVE STE 250
BOSTON, MA 02118
Suffolk County (540) 553-5524
HEEJOO ROH
Counselor (Mental Health)
660 HARRISON AVE STE 250
BOSTON, MA 02118
Suffolk County (617) 238-4910

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 Mary Grant's NPI number?

The NPI number for Mary Grant is 1407397045. It was assigned to this individual provider in the NPPES registry on March 15, 2017.

Where is Mary Grant located?

Mary Grant practices at 660 Harrison Ave Ste 250, Boston, MA 02118. The listed phone number is (617) 238-4910.

What is Mary Grant's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Mary Grant was last updated on August 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.