NPIMap

Individual provider Active NPI

Elliott Joseph Brea, MD, PHD

  • Internal Medicine Physician
  • Boston, MA
National Provider Identifier
1972093318
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
287010 Issued in MA
Practice address
45 Francis St
Boston, MA 02115-6105
Phone
(617) 732-5500
NPI assigned
May 11, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 287010 MA Primary

Addresses

Primary practice location

45 Francis St
Boston, MA 02115-6105

Mailing address

450 Brookline Ave
Boston, MA 02215-5450
Phone (617) 582-9814

Other practice location 1

55 Fruit St
Boston, MA 02114
Phone (617) 724-4260

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20211230001550 MA Practitioner - Medical OncologyPractitioner - Internal Medicine 1951652817 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Medical Oncology
Education
JS Weill Medical College, Cornell University, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Dana-Farber Cancer Institute, Inc.Group PAC ID 9133038904, shared by 5 NPIs, 671 clinicians

Practice addresses (Care Compare)

450 Brookline Ave
Boston, MA 02215-5418

Hospital & facility affiliations

  • Dana-Farber Cancer Institute Hospital, Boston, MA, CCN 220162
  • Brigham and Women'S Hospital Hospital, Boston, MA, CCN 220110
  • Brigham and Women Faulkner Hospital Hospital, Jamaica Plain, MA, CCN 220119

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine, Doctor of Philosophy

Practice roles

OrganizationSpecialtyStatusNew patients
Dana-Farber Cancer Institute, Inc. CurrentSince Mar 1, 2024 Accepting new patients
Dana-Farber Cancer Institute, Inc. CurrentSince Mar 1, 2024 Accepting new patients
The General Hospital Corporation CurrentSince Dec 7, 2021 Accepting new patients
Massachusetts General Physicians Organization Inc Internal Medicine CurrentSince Dec 7, 2021 Accepting new patients
Dana-Farber Cancer Institute, Inc. CurrentSince Mar 1, 2024 Accepting new patients
Dana-Farber Cancer Institute, Inc. Past Accepting new patients

Locations

55 Fruit St
Boston, MA 02114

55 Fruit St
#2
Boston, MA 02114
Phone (617) 726-2967

450 Brookline Ave
Boston, MA 02215
Phone (508) 478-2061

Interoperability endpoints

  • Direct secure messaging: brea.elliott.dfci@direct.partners.masshiway.net

Organizations & group practices 6

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 4

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1525996800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1972093318",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "450 BROOKLINE AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155450",
            "telephone_number": "617-582-9814"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "45 FRANCIS ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021156105",
            "telephone_number": "617-732-5500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "55 Fruit St",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "02114",
            "country_code": "US",
            "telephone_number": "617-724-4260",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BREA",
        "first_name": "ELLIOTT",
        "middle_name": "JOSEPH",
        "name_prefix": "Dr.",
        "credential": "MD, PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-05-11",
        "last_updated": "2025-09-11",
        "certification_date": "2021-12-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "287010",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.