Active NPI
James A Brennan, M.D.
- Cardiovascular Disease Physician
- Lagrange, GA
National Provider Identifier
1912949173
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Cardiovascular Disease Physician
- License
- 19645
- Practice address
- 303 Smith St
Clark-Holder Clinic, P.a.
Lagrange, GA 30240-2745 - Phone
- (706) 882-8831
- Fax
- (706) 812-4091
- NPI assigned
- Jun 12, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Cardiovascular Disease Physician | 207RC0000X | 19645 | GA | Primary |
Addresses
Primary practice location
303 Smith St
Clark-Holder Clinic, P.a.
Lagrange, GA 30240-2745
Mailing address
303 Smith St
Clark-Holder Clinic, P.a.
Lagrange, GA 30240-2745
Phone (706) 882-8831
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in GA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 19645 | GA | MD | Cardiovascular Disease Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Emory Specialty Associates, LLC | Current | Accepting new patients |
Locations
1821 Clifton Rd NE
Atlanta, GA 30329
Phone (404) 728-6812
101 W Ponce de Leon Ave
Ste 300
Decatur, GA 30030
Phone (404) 778-4889
303 Smith St
Lagrange, GA 30240
Phone (706) 812-4238
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.
-
- Anesthesiology Physician
- Lagrange, GA
- NPI 1407864168
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1150070400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1912949173",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "303 SMITH ST",
"address_2": "CLARK-HOLDER CLINIC, P.A.",
"city": "LAGRANGE",
"state": "GA",
"postal_code": "302402745",
"telephone_number": "706-882-8831",
"fax_number": "706-812-4091"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "303 SMITH ST",
"address_2": "CLARK-HOLDER CLINIC, P.A.",
"city": "LAGRANGE",
"state": "GA",
"postal_code": "302402745",
"telephone_number": "706-882-8831",
"fax_number": "706-812-4091"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BRENNAN",
"first_name": "JAMES",
"middle_name": "A",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-06-12",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207RC0000X",
"taxonomy_group": "",
"desc": "Internal Medicine, Cardiovascular Disease",
"state": "GA",
"license": "19645",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Lagrange, GA
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.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.