MARY MARGARET GLEASON MD
NPI 1023136389
Psychiatry & Neurology - Child & Adolescent Psychiatry in Boston, MA

Active since March 26, 2007PECOS Enrolled
300 LONGWOOD AVE, BOSTON, MA 02115(617) 355-6000 Get Directions Write a Review

NPPES record last updated: October 21, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 15, 2023, Jun 14, 2023 (2 updates tracked since 2023).

About Mary Margaret Gleason Md NPPES

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

MARY MARGARET GLEASON MD (NPI 1023136389) is an individual child & adolescent psychiatry provider in Boston, Massachusetts, licensed in Massachusetts (1021055) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1023136389
Entity TypeIndividualFemale
Primary Taxonomy2084P0804X
Provider Legal NameMARY MARGARET GLEASONCredential: MD
Location Address300 LONGWOOD AVEBoston, MA 02115-5737
Mailing Address300 Longwood AveBoston, MA 02115-5737 · (617) 355-6000
Sole ProprietorNo
Enumeration DateMarch 26, 2007
Last NPPES UpdateOctober 21, 20242 updates tracked since enumeration
NPPES CertifiedOctober 21, 2024
NPI 1023136389 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · Child & Adolescent PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0804X
Licenses Licensed in MA · 1021055 Licensed in VA · 0101268163
Definition
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.
300 LONGWOOD AVE, Boston, MA 02115

Secondary Practice Locations 2

Location 12 Brookline PlBrookline, MA 02445-7230 · Phone (617) 355-6000
Location 2333 Longwood AveBoston, MA 02115-5711 · Phone (617) 355-7476

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Mary Margaret Gleason Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

Social Worker (Clinical)
300 LONGWOOD AVE
BOSTON, MA 02115
Nurse Practitioner (Psychiatric/Mental Health)
300 LONGWOOD AVE
BOSTON, MA 02115
Anesthesiology (Pediatric Anesthesiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Physical Therapist
300 LONGWOOD AVE
BOSTON, MA 02115
Social Worker (Clinical)
300 LONGWOOD AVE, CHILDREN'S HOSPITAL BOSTON
BOSTON, MA 02115
Pediatrics
300 LONGWOOD AVE, BADER 203
BOSTON, MA 02115
Nurse Practitioner (Pediatrics)
300 LONGWOOD AVE, HUNNEWELL BUILDING 322
BOSTON, MA 02115
Pediatrics (Neonatal-Perinatal Medicine)
300 LONGWOOD AVE
BOSTON, MA 02115

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 Margaret Gleason's NPI number?

The NPI number for Mary Margaret Gleason is 1023136389. It was assigned to this individual provider in the NPPES registry on March 26, 2007.

Where is Mary Margaret Gleason located?

Mary Margaret Gleason practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6000.

What is Mary Margaret Gleason's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.

Is Mary Margaret Gleason enrolled in Medicare?

Yes. Mary Margaret Gleason is registered in the Medicare PECOS enrollment system.

What insurance does Mary Margaret Gleason accept?

Health plans from Harvard Pilgrim Health Care and WellSense Health Plan list Mary Margaret Gleason as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mary Margaret Gleason was last updated on October 21, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.