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

DR. NICHOLAS HILL ADAMSTEIN MD
NPI 1548897218
Internal Medicine - Cardiovascular Disease in Boston, MA

Q: What is Nicholas Adamstein's NPI number?

The NPI number for Nicholas Adamstein is 1548897218. It was assigned to this individual provider in the NPPES registry on March 24, 2020.

Q: What is Nicholas Adamstein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Active since March 24, 2020

75 FRANCIS ST, BOSTON, MA 02115(617) 732-5500 Get Directions Write a Review

NPPES record last updated: June 23, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 14, 2021, Mar 24, 2020 (2 updates tracked since 2020).

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About Dr. Nicholas Hill Adamstein Md NPPES

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

DR. NICHOLAS HILL ADAMSTEIN MD (NPI 1548897218) is an individual cardiovascular disease provider in Boston, Massachusetts, licensed in Massachusetts (1026543) and active in the NPI registry since March 2020.

NPPES Registry Identity

NPI1548897218

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. NICHOLAS HILL ADAMSTEINCredential: MD

Location Address75 FRANCIS STBoston, MA 02115-6106

Mailing Address75 Francis StBoston, MA 02115-6106 · (617) 732-5775

Phone(617) 732-5500

Sole ProprietorYes

Enumeration DateMarch 24, 2020

Last NPPES UpdateJune 23, 20262 updates tracked since enumeration

NPPES CertifiedJune 23, 2026

✔ NPI 1548897218 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in MA · 1026543

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

75 FRANCIS ST, Boston, MA 02115

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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.

RUMA RAJBHANDARI

Internal Medicine (Gastroenterology)

75 FRANCIS ST
BOSTON, MA 02115

Suffolk County (617) 525-6841

WENYA LINDA BI

Neurological Surgery

75 FRANCIS ST
BOSTON, MA 02115

Suffolk County (203) 645-9485

CHI YUEN CHAN M.D.

Student in an Organized Health Care Education/Training Program

75 FRANCIS ST
BOSTON, MA 02115

Suffolk County (617) 732-5500

JENNIFER MICHELLE THOMAS MD

Radiology (Diagnostic Radiology)

75 FRANCIS ST, DEPARTMENT OF RADIOLOGY
BOSTON, MA 02115

Suffolk County (617) 732-6248

GAURAV SHARMA M.D.

Surgery (Vascular Surgery)

75 FRANCIS ST, BRIGHAM AND WOMEN'S HOSPITAL
BOSTON, MA 02115

Suffolk County (951) 259-0890

DR. EUGENE RICHARDSON MD

Internal Medicine (Infectious Disease)

75 FRANCIS ST
BOSTON, MA 02115

Suffolk County (617) 732-8881

YEU-SHIN CINDY CHANG M.D., M.P.H.

Emergency Medicine

75 FRANCIS ST, BWH DEPT. OF EMERGENCY MEDICINE
BOSTON, MA 02115

Suffolk County (617) 732-8070

CARA L RICHARDS

Physician Assistant

75 FRANCIS ST
BOSTON, MA 02115

Suffolk County (617) 732-5500

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 Nicholas Adamstein's NPI number?

The NPI number for Nicholas Adamstein is 1548897218. It was assigned to this individual provider in the NPPES registry on March 24, 2020.

Where is Nicholas Adamstein located?

Nicholas Adamstein practices at 75 Francis St, Boston, MA 02115. The listed phone number is (617) 732-5500.

What is Nicholas Adamstein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

When was this NPI record last updated?

The NPPES record for Nicholas Adamstein was last updated on June 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 56 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.