Active NPI
Harold Elliott Hamburg, DDS
- Periodontics
- Louisville, KY
National Provider Identifier
1811008030
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Periodontics
- License
- 148
- Practice address
- 4122 Shelbyville Rd
Suite D
Louisville, KY 40207 - Phone
- (502) 897-1571
- Fax
- (502) 894-2270
- NPI assigned
- Aug 31, 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 |
|---|---|---|---|---|
| Dentist | 122300000X | 3683 | KY | |
| Periodontics | 1223P0300X | 148 | KY | Primary |
Addresses
Primary practice location
4122 Shelbyville Rd
Suite D
Louisville, KY 40207
Mailing address
4122 Shelbyville Rd
Suite D
Louisville, KY 40207
Phone (502) 897-1571
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 |
|---|---|---|---|
| 148 | KY | MD | Periodontist |
| 3683 | KY | MD | Speech-Language Pathologist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| DRS O Koon & Hamburg | Dentist | 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 and National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1156982400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1811008030",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4122 SHELBYVILLE RD",
"address_2": "SUITE D",
"city": "LOUISVILLE",
"state": "KY",
"postal_code": "40207",
"telephone_number": "502-897-1571",
"fax_number": "502-894-2270"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4122 SHELBYVILLE RD",
"address_2": "SUITE D",
"city": "LOUISVILLE",
"state": "KY",
"postal_code": "40207",
"telephone_number": "502-897-1571",
"fax_number": "502-894-2270"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HAMBURG",
"first_name": "HAROLD",
"middle_name": "ELLIOTT",
"name_prefix": "Dr.",
"credential": "DDS",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-08-31",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "122300000X",
"taxonomy_group": "",
"desc": "Dentist",
"state": "KY",
"license": "3683",
"primary": false
},
{
"code": "1223P0300X",
"taxonomy_group": "",
"desc": "Dentist, Periodontics",
"state": "KY",
"license": "148",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Louisville, KY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.