Active NPI
George Arthur Downing Jr., DDS
- General Practice Dentistry
- Cincinnati, OH
National Provider Identifier
1861470064
On this page
Key facts
NPPES NPI Registry- Primary specialty
- General Practice Dentistry
- License
- 30022931
- Practice address
- 11740 Hamilton Ave Ste a
Cincinnati, OH 45231-1256 - Phone
- (513) 825-7570
- Fax
- (513) 882-3801
- NPI assigned
- Jan 6, 2006
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| General Practice Dentistry | 1223G0001X | DE00009610 | WA | |
| General Practice Dentistry | 1223G0001X | 23189 | TX | |
| General Practice Dentistry | 1223G0001X | 5677 | LA | |
| General Practice Dentistry | 1223G0001X | 30022931 | OH | Primary |
Addresses
Primary practice location
11740 Hamilton Ave Ste a
Cincinnati, OH 45231-1256
Mailing address
11740 Hamilton Ave Ste a
Cincinnati, OH 45231-1256
Phone (513) 331-1104
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 5677 | LA | MD | General Practice Dentistry |
| 30022931 | OH | MD | General Practice Dentistry |
| 23189 | TX | MD | General Practice Dentistry |
| DE00009610 | WA | MD | General Practice Dentistry |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Southwestern Ohio Dental Associates L.L.C. | Past | Accepting new patients |
Organizations & group practices 1
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.
-
- Dental Clinic/Center
- Cincinnati, OH
- NPI 1225278971
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1136505600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1779062400000",
"number": "1861470064",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "11740 HAMILTON AVE STE A",
"city": "CINCINNATI",
"state": "OH",
"postal_code": "452311256",
"telephone_number": "513-331-1104",
"fax_number": "513-882-3801"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "11740 HAMILTON AVE STE A",
"city": "CINCINNATI",
"state": "OH",
"postal_code": "452311256",
"telephone_number": "513-825-7570",
"fax_number": "513-882-3801"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DOWNING",
"first_name": "GEORGE",
"middle_name": "ARTHUR",
"name_prefix": "Dr.",
"name_suffix": "Jr.",
"credential": "DDS",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2006-01-06",
"last_updated": "2026-05-18",
"certification_date": "2026-05-18",
"status": "A"
},
"taxonomies": [
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "WA",
"license": "DE00009610",
"primary": false
},
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "TX",
"license": "23189",
"primary": false
},
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "LA",
"license": "5677",
"primary": false
},
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "OH",
"license": "30022931",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Cincinnati, OH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 18, 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.