Individual provider Active NPI

William C Siegel, MD

  • Cardiovascular Disease Physician
  • Brockton, MA
National Provider Identifier
1336120757
Registry record updated Feb 16, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Cardiovascular Disease PhysicianTaxonomy code 207RC0000X
License
50750 Issued in MA
Practice address
110 Liberty Street
Brockton, MA 02301
Phone
(508) 894-0400
Fax
(508) 941-0332
NPI assigned
Nov 11, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 16, 2021

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Cardiovascular Disease Physician 207RC0000X 50750 MA Primary

Addresses

Primary practice location

110 Liberty Street
Brockton, MA 02301

Mailing address

680 Centre St
Brockton, MA 02302-3308
Phone (508) 894-0400

Other identifiers 1

IdentifierTypeStateIssuer
3073556MedicaidMA

Medicare participation

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

Care Compare profile

Medicare Care Compare

Merit-based Incentive Payment System (MIPS)

Final score
88.83 of 100Reported as group
Quality
70.13
Promoting interoperability
100
Improvement activities
40
Cost
75.97

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
50750MAMDCardiovascular Disease Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc Past Accepting new patients
Bridgewater Goddard Park Medical Associates, Inc. Past Accepting new patients
Brockton Hospital, Inc. Past Accepting new patients

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": "1131667200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1613433600000",
    "number": "1336120757",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "680 CENTRE ST",
            "city": "BROCKTON",
            "state": "MA",
            "postal_code": "023023308",
            "telephone_number": "508-894-0400",
            "fax_number": "508-894-0459"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "110 LIBERTY STREET",
            "city": "BROCKTON",
            "state": "MA",
            "postal_code": "02301",
            "telephone_number": "508-894-0400",
            "fax_number": "508-941-0332"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIEGEL",
        "first_name": "WILLIAM",
        "middle_name": "C",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-11",
        "last_updated": "2021-02-16",
        "certification_date": "2021-02-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "MA",
            "license": "50750",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3073556",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Brockton, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 16, 2021; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.