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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

LIAM GREG MCCOY M.D.
NPI 1205747953
Student in an Organized Health Care Education/Training Program in Boston, MA

Active since September 14, 2026
330 BROOKLINE AVE., BOSTON, MA 02215(617) 667-3090 Get Directions Write a Review

NPPES record added: September 14, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Liam Greg Mccoy M.d. NPPES

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

LIAM GREG MCCOY M.D. (NPI 1205747953) is an individual student in an organized health care education/training program in Boston, Massachusetts and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1205747953
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameLIAM GREG MCCOYCredential: M.D.
Location Address330 BROOKLINE AVE.Boston, MA 02215
Mailing Address330 Brookline Ave.Boston, MA 02215 · (617) 667-3090
Phone(617) 667-3090
Sole ProprietorNo
Enumeration DateSeptember 14, 2026
✔ NPI 1205747953 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
330 BROOKLINE AVE., Boston, MA 02215
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Other Providers at the Same Location NPPES 13

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

SEAN A GILMAN M.D.
Internal Medicine (Pulmonary Disease)
330 BROOKLINE AVE., KSB-23
BOSTON, MA 02215
Suffolk County (617) 667-5864
JAMES V HENNESSEY MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
330 BROOKLINE AVE., BETH ISRAEL DEACONESS MEDICAL CENTER
BOSTON, MA 02215
Suffolk County (617) 667-9344
DR. MARION CAROL STEIN
Psychiatry & Neurology (Neurology)
330 BROOKLINE AVE., KS 406
BOSTON, MA 02215
Suffolk County (617) 667-1857
DR. MARK ALLEN PEPPERCORNM.D. M.D.
Internal Medicine (Gastroenterology)
330 BROOKLINE AVE.
BOSTON, MA 02215
Suffolk County (617) 667-8926
DAVID M FEINSTEIN M.D.
Anesthesiology
330 BROOKLINE AVE., BI DEACONESS MED CENTER/DEPT. OF ANESTHE
BOSTON, MA 02215
Suffolk County (617) 667-3112
MELISSA DELEON LCSW
Social Worker
330 BROOKLINE AVE., ROSE 200
BOSTON, MA 02215
Suffolk County (617) 667-3421
JAMES JACQUES CARTER M.D.
Internal Medicine
330 BROOKLINE AVE., HMFP AT BETH ISRAEL DEACONESS MEDICAL
BOSTON, MA 02215
Suffolk County (617) 667-9600
DR. HANNA JANE PETERSON MD
Student in an Organized Health Care Education/Training Program
330 BROOKLINE AVE., SHAPIRO 807
BOSTON, MA 02215
Suffolk County (617) 667-2268

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 Liam Mccoy's NPI number?

The NPI number for Liam Mccoy is 1205747953. It was assigned to this individual provider in the NPPES registry on September 14, 2026.

Where is Liam Mccoy located?

Liam Mccoy practices at 330 Brookline Ave., Boston, MA 02215. The listed phone number is (617) 667-3090.

What is Liam Mccoy's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

When was this NPI record last updated?

The NPPES record for Liam Mccoy was last updated on September 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.