Active NPI
Gregory Barnes, MD, PHD
- Neurology with Special Qualifications in Child Neurology Physician
- Louisville, KY
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Neurology with Special Qualifications in Child Neurology Physician
- License
- 36145
- Practice address
- 601 S Floyd St
Suite 500
Louisville, KY 40202-1835 - Phone
- (502) 588-3650
- Fax
- (502) 588-7852
- NPI assigned
- Oct 9, 2006
- Last updated
- Aug 29, 2025
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Epilepsy Physician | 2084E0001X | 36145 | KY | |
| Neurology Physician | 2084N0400X | 39102 | TN | |
| Neurology with Special Qualifications in Child Neurology Physician | 2084N0402X | 39012 | TN | |
| Neurology with Special Qualifications in Child Neurology Physician | 2084N0402X | 36145 | KY | Primary |
Addresses
Primary practice location
601 S Floyd St
Suite 500
Louisville, KY 40202-1835
Mailing address
PO Box 776879
Chicago, IL 60677-6879
Phone (502) 588-9490
Other practice location 1
720 2nd Ave Ste 102
Bowling Green, KY 42101-1778
Phone (502) 588-3650
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
Care Compare profile
Medicare Care Compare- Specialty
- Neurology
- Education
- University of Kentucky College of Medicine, 1992
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
720 2ND Ave
Suite 102
Bowling Green, KY 42101-1778
Phone (502) 588-0982
Merit-based Incentive Payment System (MIPS)
- Final score
- 100 of 100
- Quality
- 97.07
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 76.49
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine, Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 39012 | TN | MD | Neurology with Special Qualifications in Child Neurology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Norton Children's Medical Group, LLC | Current | Accepting new patients | |
| University of Louisville Physicians, Inc. | Current | Accepting new patients | |
| University of Louisville Physicians, Inc. | Current | Accepting new patients | |
| University of Louisville Physicians, Inc. | Neurology | Current | Accepting new patients |
| Norton Children's Medical Group, LLC | Current | Accepting new patients | |
| Norton Children's Medical Group, LLC | Current | Accepting new patients | |
| Norton Childrens Medical Group, LLC | Past | Accepting new patients | |
| Ozarks Medical Center | Neurology | Past | Accepting new patients |
| Commission for Children With Special Health Car | Past | Accepting new patients |
Locations
7752 Solution Ctr
Chicago, IL 60677
720 E 2nd Ave
Ste 102
Bowling Green, KY 42101
Phone (502) 583-1697
310 Whittington Pkwy
Ste 200
Louisville, KY 40222
Phone (502) 429-1249
571 S Floyd St
Louisville, KY 40202
Phone (502) 561-2700
601 S Floyd St
Louisville, KY 40202
Phone (502) 271-5999
601 S Floyd St
Ste 500
Louisville, KY 40202
Phone (502) 458-6089
601 S Floyd St
Ste 604
Louisville, KY 40202
Phone (502) 559-1670
1707 Cedar Grove Rd
Ste 15
Shepherdsville, KY 40165
Phone (502) 543-3246
Interoperability endpoints
- gbarnes66355@direct.nortonhealthcare.org
Organizations & group practices 9
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.
-
dba Norton Children's Behavioral and Mental Health
- Psychiatry Physician
- Louisville, KY
- NPI 1457999096
-
- Internal Medicine Physician
- Louisville, KY
- NPI 1366722316
Neurology
-
dba Norton Children's Infectious Disease
- Pediatric Infectious Diseases Physician
- Louisville, KY
- NPI 1033750682
-
dba Norton Children's Radiologists
- Pediatric Radiology Physician
- Louisville, KY
- NPI 1659913812
-
dba ULP Pediatric Endocrinology
- Pediatric Endocrinology Physician
- Louisville, KY
- NPI 1144586876
-
dba ULP Radiological Associates
- Diagnostic Radiology Physician
- Louisville, KY
- NPI 1316294127
-
- Public Health or Welfare Agency
- Louisville, KY
- NPI 1831197953
-
dba Norton Children's Medical Group
- Pediatrics Physician
- Louisville, KY
- NPI 1326695255
-
dba Ozarks Healthcare
- General Acute Care Hospital
- West Plains, MO
- NPI 1831115641
Neurology
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1160352000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1756425600000",
"number": "1962599092",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 776879",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606776879",
"telephone_number": "502-588-9490",
"fax_number": "502-272-5116"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "601 S FLOYD ST",
"address_2": "SUITE 500",
"city": "LOUISVILLE",
"state": "KY",
"postal_code": "402021835",
"telephone_number": "502-588-3650",
"fax_number": "502-588-7852"
}
],
"practiceLocations": [
{
"address_1": "720 2nd Ave Ste 102",
"address_purpose": "LOCATION",
"city": "Bowling Green",
"state": "KY",
"postal_code": "421011778",
"country_code": "US",
"telephone_number": "502-588-3650",
"fax_number": "502-588-7852",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "BARNES",
"first_name": "GREGORY",
"credential": "MD, PHD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-10-09",
"last_updated": "2025-08-29",
"certification_date": "2025-08-29",
"status": "A"
},
"taxonomies": [
{
"code": "2084E0001X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Epilepsy",
"state": "KY",
"license": "36145",
"primary": false
},
{
"code": "2084N0400X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Neurology",
"state": "TN",
"license": "39102",
"primary": false
},
{
"code": "2084N0402X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Neurology with Special Qualifications in Child Neurology",
"state": "TN",
"license": "39012",
"primary": false
},
{
"code": "2084N0402X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Neurology with Special Qualifications in Child Neurology",
"state": "KY",
"license": "36145",
"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 Aug 29, 2025; 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.