Active NPI
Austin Messner, MD
- Psychiatry Physician
- Lexington, KY
National Provider Identifier
1083364459
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatry Physician
- License
- 61718
- Practice address
- 3581 Harrodsburg Rd Ste 350
Lexington, KY 40513-1140 - Phone
- (859) 313-6333
- Fax
- (859) 313-3484
- NPI assigned
- Mar 28, 2022
- 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 |
|---|---|---|---|---|
| Psychiatry Physician | 2084P0800X | 61718 | KY | Primary |
| Psychiatry Physician | 2084P0800X | R6310 | KY |
Addresses
Primary practice location
3581 Harrodsburg Rd Ste 350
Lexington, KY 40513-1140
Mailing address
PO Box 936
London, KY 40743-0936
Phone (606) 330-7835
Other practice location 1
245 Fountain Ct Ste 215
Lexington, KY 40509-2792
Phone (859) 323-6861
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 7100918680 | Medicaid | KY |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in KY
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20230918002359 | KY | Order and Referring Only - Psychiatry | 1658735063 |
Care Compare profile
Medicare Care Compare- Specialty
- Psychiatry
- Education
- Other, 2022
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
PO Box
Suite 936
London, KY 40743
PO Box
Suite 936
London, KY 40743-0936
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 61718 | KY | MD | Psychiatry Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Kentuckyone Health Medical Group, Inc. | Psychiatry | Past | Accepting new patients |
| Kentuckyone Health Medical Group, Inc. | Psychiatry | Past | Accepting new patients |
Organizations & group practices 2
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.
-
- Family Medicine Physician
- Lexington, KY
- NPI 1104875970
Psychiatry
-
- General Practice Physician
- Lexington, KY
- NPI 1902238694
Psychiatry
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1648425600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1778112000000",
"number": "1083364459",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 936",
"city": "LONDON",
"state": "KY",
"postal_code": "407430936",
"telephone_number": "606-330-7835",
"fax_number": "859-313-3484"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3581 HARRODSBURG RD STE 350",
"city": "LEXINGTON",
"state": "KY",
"postal_code": "405131140",
"telephone_number": "859-313-6333",
"fax_number": "859-313-3484"
}
],
"practiceLocations": [
{
"address_1": "245 Fountain Ct Ste 215",
"address_purpose": "LOCATION",
"city": "Lexington",
"state": "KY",
"postal_code": "405092792",
"country_code": "US",
"telephone_number": "859-323-6861",
"fax_number": "859-323-1194",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MESSNER",
"first_name": "AUSTIN",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2022-03-28",
"last_updated": "2026-05-07",
"certification_date": "2026-05-07",
"status": "A"
},
"taxonomies": [
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "KY",
"license": "61718",
"primary": true
},
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "KY",
"license": "R6310",
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "7100918680",
"state": "KY"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Lexington, KY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 7, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.