DoctorDataHub
Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.

JAMES STEWART LANG, M.D.

Active

JAMES STEWART LANG, M.D. is a Internal Medicine healthcare provider located in CHELSEA, Massachusetts. NPI 1528488798 is currently active in the NPPES registry. Verify at CMS.

Internal Medicine · CHELSEA, MA

Registration Details

NPI Number
1528488798
Provider Type
Individual
Gender
Male
NPI Issued
Apr 25, 2014 (12.12233853239 yrs)
Last Updated
Oct 15, 2025
Licenses
269504 (MA)
MD61493634 (WA)

Practice Information

Address
151 EVERETT AVE
CHELSEA, MA, 021501807
Browse MA providers · Browse ZIP 02150
Phone
6178898520
Fax
6178898571
Primary Specialty
Internal Medicine
207R00000X
Additional Specialty
Internal Medicine

Other Internal Medicine Providers in CHELSEA, MA

Name Credential NPI
MR. MICHAEL R SANDBERG M.D. 1730176801
DR. JUDITH SARA FISCH MD 1487644126
DR. NANCY ANN SERRELL MD 1528058278
DR. WYNNE ARMAND MD 1497745939
DR. DEAN C XERRAS MD 1750363768
DR. VICTOR LEWIS MD 1376525725
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.