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Hannah X Chen

Internal Medicine Physician in Brookline, MA · enumerated 2018 · practices at Brigham and Women'S Hospital.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1831689108

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Registry record

Entity type Individual (Type 1)
Name Hannah X Chen
Sex Female
Practice address 375 Boylston St, Brookline, MA, 02445
Phone (617) 732-5500
Enumeration date May 13, 2018
Last updated in NPPES Jun 10, 2021

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 286521 (MA) Primary
390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Hannah Chen?
The National Provider Identifier (NPI) for Hannah Chen is 1831689108, a Type 1 (individual) record in the CMS NPPES registry.
Where does Hannah Chen practice?
The practice location on file with NPPES is in Brookline, MA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-06-10.