Organization Profile

Mass General Brigham

Unclaimed Profile

About Mass General Brigham

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Practice Size

TypeHospital or health system
Providers registered at this building4,758

Counted from individual NPI records registered at the same street address; a shared building can inflate this.

Providers in This Building & Nearby

From registry street addresses: providers filed at this building, which can include unrelated practices sharing it.

Showing 12 of 4,758. The full list is in the Related Providers tab.

Specialty

Nurse Practitioner (Primary)

Credentials & Licensing

NPI1598551012
NPI issued04/21/2025

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Common questions

What does Mass General Brigham specialize in?

Mass General Brigham is a nurse practitioner in Boston, MA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is Mass General Brigham located?

Mass General Brigham is listed at 55 Fruit St, Boston, MA 02114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Mass General Brigham's phone number?

The number on file is (617) 726-2000. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Mass General Brigham's NPI number?

Mass General Brigham's National Provider Identifier is 1598551012. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Has Mass General Brigham confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Mass General Brigham. If this is you, claiming it is free.

Guide.md

Is this your practice?

Manage this listing? Log in or create an account, then click “This is my practice and I manage it” here. A verified physician whose registry address matches this location is approved instantly; everyone else is reviewed by a person.

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.