Individual provider Active NPI

Bruce Alden Thayer, M.D.

  • Surgery Physician
  • Newton, MA
National Provider Identifier
1003815366
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
30063 Issued in MA
Practice address
2000 Washington St
Suite 665
Newton, MA 02462-1650
Phone
(617) 243-3724
Fax
(617) 243-9993
NPI assigned
Jul 19, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X 30063 MA Primary

Addresses

Primary practice location

2000 Washington St
Suite 665
Newton, MA 02462-1650

Mailing address

2000 Washington St
Suite 665
Newton, MA 02462-1650
Phone (617) 243-3724

Other identifiers 1

IdentifierTypeStateIssuer
2019159MedicaidMA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
30063MAMDSurgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mass General Brigham Medical Group Suburban Massachusetts Inc Surgery PastSince Aug 21, 2015 Accepting new patients
Chestnut Surgical Associates, PC Surgery Past Accepting new patients

Organizations & group practices 2

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": "1121731200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1003815366",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2000 WASHINGTON ST",
            "address_2": "SUITE 665",
            "city": "NEWTON",
            "state": "MA",
            "postal_code": "024621650",
            "telephone_number": "617-243-3724",
            "fax_number": "617-243-9993"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2000 WASHINGTON ST",
            "address_2": "SUITE 665",
            "city": "NEWTON",
            "state": "MA",
            "postal_code": "024621650",
            "telephone_number": "617-243-3724",
            "fax_number": "617-243-9993"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "THAYER",
        "first_name": "BRUCE",
        "middle_name": "ALDEN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-19",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "MA",
            "license": "30063",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2019159",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Newton, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.