NPIMap

Individual provider Active NPI

Gerald Michael Thornberg, DO

  • Internal Medicine Physician
  • New Britain, CT
National Provider Identifier
1073255196
Registry record updated May 20, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
336851 Issued in NY
Practice address
100 Grand St
New Britain, CT 06052-2016
Phone
(860) 224-5261
Fax
(860) 224-5957
NPI assigned
Apr 9, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 20, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Internal Medicine Physician 207R00000X 336851 NY Primary

Addresses

Primary practice location

100 Grand St
New Britain, CT 06052-2016

Mailing address

263 Farmington Ave
Farmington, CT 06030-1921
Phone (860) 679-2147

Other names 1

  • Gerry Michael Thornberg Other name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
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
I20250613000286 NY Practitioner - Internal Medicine 1355852765 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
New York UniversityGroup PAC ID 1355232422, 5,925 clinicians

Practice addresses (Care Compare)

111 Broadway
New York, NY 10006-1901
Phone (212) 263-9700

355 W 52ND St
New York, NY 10019-6239
Phone (646) 778-5555

Hospital & facility affiliations

  • NYU Langone Hospitals Hospital, New York, NY, CCN 330214

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
New York University Internal Medicine CurrentSince Jul 1, 2025 Accepting new patients
New York University Internal Medicine CurrentSince Jul 1, 2025 Accepting new patients

Locations

700 Hicksville Rd
Ste 205
Bethpage, NY 11714
Phone (646) 501-3325

160 W 26th St
#3
New York, NY 10001
Phone (646) 660-9999

Networks

  • Healthfirst Medicare Network H5989
  • Healthfirst Medicare Network H9678
  • Healthfirst Medicare Network H3359
  • Healthfirst Medicare Network H1722

Interoperability endpoints

  • Direct secure messaging: gthornberg723295@nyumc.direct-ci.com
  • Direct secure messaging: glawyer2479341@direct.trinity-health.org

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.

Hospital & facility affiliations 7

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": "1649462400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747699200000",
    "number": "1073255196",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "263 FARMINGTON AVE",
            "city": "FARMINGTON",
            "state": "CT",
            "postal_code": "060301921",
            "telephone_number": "860-679-2147",
            "fax_number": "860-679-4624"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 GRAND ST",
            "city": "NEW BRITAIN",
            "state": "CT",
            "postal_code": "060522016",
            "telephone_number": "860-224-5261",
            "fax_number": "860-224-5957"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "THORNBERG",
        "first_name": "GERALD",
        "middle_name": "MICHAEL",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-04-09",
        "last_updated": "2025-05-20",
        "certification_date": "2025-05-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "336851",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "GERRY",
            "last_name": "THORNBERG",
            "middle_name": "MICHAEL",
            "credential": "DO",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in New Britain, CT

Sources for this page

Verify at the official NPI Registry.