Individual provider Active NPI

Thomas Alan Corwin, DDS

  • General Practice Dentistry
  • Fort Sill, OK
National Provider Identifier
1477525210
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice DentistryTaxonomy code 1223G0001X
License
4719 Issued in OK
Practice address
BLDG 6037 Bessinger Rd
Allen Dental Clinic
Fort Sill, OK 73503
Phone
(580) 442-5223
NPI assigned
Feb 6, 2006
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 2

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice Dentistry 1223G0001X 4719 OK Primary
Periodontics 1223P0300X 36 OK

Addresses

Primary practice location

BLDG 6037 Bessinger Rd
Allen Dental Clinic
Fort Sill, OK 73503

Mailing address

2307 NE Village Dr
Lawton, OK 73507-2346
Phone (580) 355-5511

Other names 1

  • Dr. Tom Corwin Other name

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)
Not enrolled

NPI Registry JSON

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

{
    "created_epoch": "1139184000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1477525210",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2307 NE VILLAGE DR",
            "city": "LAWTON",
            "state": "OK",
            "postal_code": "735072346",
            "telephone_number": "580-355-5511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "BLDG 6037 BESSINGER RD",
            "address_2": "ALLEN DENTAL CLINIC",
            "city": "FORT SILL",
            "state": "OK",
            "postal_code": "73503",
            "telephone_number": "580-442-5223"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CORWIN",
        "first_name": "THOMAS",
        "middle_name": "ALAN",
        "name_prefix": "Dr.",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-06",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "OK",
            "license": "4719",
            "primary": true
        },
        {
            "code": "1223P0300X",
            "taxonomy_group": "",
            "desc": "Dentist, Periodontics",
            "state": "OK",
            "license": "36",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "TOM",
            "last_name": "CORWIN",
            "prefix": "DR.",
            "credential": "DDS",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Fort Sill, OK

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.