Active NPI
Thomas Alan Corwin, DDS
- General Practice Dentistry
- Fort Sill, OK
National Provider Identifier
1477525210
On this page
Key facts
NPPES NPI Registry- Primary specialty
- General Practice Dentistry
- License
- 4719
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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
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.