Individual provider Active NPI

Bryce James Thomsen, M.D.

  • Radiation Oncology Physician
  • Boston, MA
National Provider Identifier
1881493187
Registry record updated Jun 4, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Radiation Oncology PhysicianTaxonomy code 2085R0001X
License
1027585 Issued in MA
Practice address
75 Francis Street
Boston, MA 02115
Phone
(617) 732-5500
NPI assigned
Mar 10, 2025
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 4, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Radiation Oncology Physician 2085R0001X 1027585 MA Primary

Addresses

Primary practice location

75 Francis Street
Boston, MA 02115

Mailing address

60 Colborne Street
Unit #501
Toronto, ONTARIO M5E0B7
CA

Other practice location 1

55 Fruit St
Boston, MA 02114-2696
Phone (617) 726-2000

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20260602004597 MA Practitioner - Radiation Oncology 6406327220 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Radiation Oncology
Education
University of Alberta, Faculty of Medicine, 2020
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

399 Revolution Dr
Suite 458
Somerville, MA 02145-1444

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
1027585MAMDRadiation Oncology Physician

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1741564800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780531200000",
    "number": "1881493187",
    "addresses": [
        {
            "country_code": "CA",
            "country_name": "Canada",
            "address_purpose": "MAILING",
            "address_type": "FGN",
            "address_1": "60 COLBORNE STREET",
            "address_2": "UNIT #501",
            "city": "TORONTO",
            "state": "ONTARIO",
            "postal_code": "M5E0B7"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "75 FRANCIS STREET",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02115",
            "telephone_number": "617-732-5500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "55 Fruit St",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "021142696",
            "country_code": "US",
            "telephone_number": "617-726-2000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "THOMSEN",
        "first_name": "BRYCE",
        "middle_name": "JAMES",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-03-10",
        "last_updated": "2026-06-04",
        "certification_date": "2026-06-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "MA",
            "license": "1027585",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.