Individual provider Active NPI

Alexander Hart, M.D.

  • Emergency Medicine Physician
  • Worcester, MA
National Provider Identifier
1033537055
Registry record updated Jun 26, 2014
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
259485 Issued in MA
Practice address
55 Lake Ave N
Worcester, MA 01655-0002
Phone
(508) 334-1000
NPI assigned
Apr 7, 2014
Last updated
Jun 26, 2014By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 26, 2014

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 259485 MA Primary

Addresses

Primary practice location

55 Lake Ave N
Worcester, MA 01655-0002

Mailing address

55 Lake Ave N
Worcester, MA 01655-0002
Phone (508) 334-1000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, CT2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20170517002212 MA Practitioner - Emergency Medicine 3375769409 Reassigns benefits to 1 organization
I20210602002159 CT Practitioner - Emergency Medicine 3375769409 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Other, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Emergency Physician Associates of Massachusetts PCGroup PAC ID 4981069580, 44 clinicians
Hartford HospitalGroup PAC ID 2567366016, shared by 6 NPIs, 1,040 clinicians

Practice addresses (Care Compare)

123 Summer St
Worcester, MA 01608-1216
Phone (508) 363-5000

80 Seymour St
Hartford, CT 06102-8000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
259485MAMDHome Health Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Hartford Hospital Emergency Medicine Current Accepting new patients
Emergency Physician Associates of Massachusetts PC Emergency Medicine CurrentSince Nov 15, 2025 Accepting new patients
Hartford Hospital CurrentSince Jul 19, 2021 Accepting new patients

Locations

1290 Silas Deane Hwy
Wethersfield, CT 06109
Phone (860) 972-6977

123 Summer St
Worcester, MA 01608
Phone (508) 363-6000

Interoperability endpoints

  • Direct secure messaging: ahart39687@direct.southcoast.org
  • Direct secure messaging: alexander.hart@xdr.hhchealthdirect.org

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 3

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": "1396828800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1403740800000",
    "number": "1033537055",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "55 LAKE AVE N",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016550002",
            "telephone_number": "508-334-1000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 LAKE AVE N",
            "city": "WORCESTER",
            "state": "MA",
            "postal_code": "016550002",
            "telephone_number": "508-334-1000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HART",
        "first_name": "ALEXANDER",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-04-07",
        "last_updated": "2014-06-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MA",
            "license": "259485",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Worcester, MA

Sources for this page

Verify at the official NPI Registry.