Organization Active NPI

Jonathan C. Allen MD

  • Clinical Social Worker
  • Madison, CT
National Provider Identifier
1063956316
Registry record updated Apr 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
041054 Issued in CT
Legal business name
JONATHAN C. ALLEN MD
Practice address
85A Wall Street
Madison, CT 06443
Phone
(860) 378-7841
NPI assigned
Dec 6, 2016
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Apr 15, 2026

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

Authorized official

Name
Dr. Jonathan C. Allen, MDNPI 1538242094
Title
Owner/MD
Phone
(860) 378-7841

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social WorkerGroup: 193400000X SINGLE SPECIALTY GROUP 1041C0700X 041054 CT Primary

Addresses

Primary practice location

85A Wall Street
Madison, CT 06443

Mailing address

85A Wall Street
Madison, CT 06443
Phone (860) 378-7841

National Provider Directory

National Provider Directory

Locations

85A Wall St
Madison, CT 06443
Phone (203) 318-5093

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1480982400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1776211200000",
    "number": "1063956316",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "85A WALL STREET",
            "city": "MADISON",
            "state": "CT",
            "postal_code": "06443",
            "telephone_number": "860-378-7841"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "85A WALL STREET",
            "city": "MADISON",
            "state": "CT",
            "postal_code": "06443",
            "telephone_number": "860-378-7841"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "JONATHAN C. ALLEN MD",
        "organizational_subpart": "NO",
        "enumeration_date": "2016-12-06",
        "last_updated": "2026-04-15",
        "certification_date": "2026-04-15",
        "status": "A",
        "authorized_official_last_name": "ALLEN",
        "authorized_official_first_name": "JONATHAN",
        "authorized_official_middle_name": "C.",
        "authorized_official_title_or_position": "OWNER/MD",
        "authorized_official_telephone_number": "860-378-7841",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Social Worker, Clinical",
            "state": "CT",
            "license": "041054",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Madison, CT

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 15, 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.