NPIMap

Individual provider Active NPI

Brian Carlton Griner, M.D.

  • Internal Medicine Physician
  • Valdosta, GA
National Provider Identifier
1366470650
Registry record updated Oct 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
046966 Issued in GA
Practice address
3301 N Oak Street Ext
Valdosta, GA 31605-1014
Phone
(229) 242-6061
Fax
(229) 242-6151
NPI assigned
Jun 28, 2006
Last updated
Oct 14, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 14, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X 046966 GA
Internal Medicine Physician 207R00000X 046966 GA Primary

Addresses

Primary practice location

3301 N Oak Street Ext
Valdosta, GA 31605-1014

Mailing address

3301 N Oak Street Ext
Valdosta, GA 31605
Phone (229) 242-6061

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address drgriner@griner.azalea.phimailbox.com Health Information Exchange (HIE) Brian C. Griner, MD, LLC

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in GA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20070906000041 GA Practitioner - Internal MedicinePractitioner - Pediatric Medicine 2163514175 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Pediatric Medicine
Education
University of Alabama School of Medicine, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
South Georgia Medical Center IncGroup PAC ID 1052764677, 58 clinicians
Select Rehabilitation, LLCGroup PAC ID 9032020490, 1,935 clinicians
Brian C. Griner, MD, LLCGroup PAC ID 8921190901, 4 clinicians

Practice addresses (Care Compare)

2501 N Patterson St
Valdosta, GA 31602-1735
Phone (229) 259-4291

2600 Compass Rd
Glenview, IL 60026-8001

3301 N Oak St Ext
Valdosta, GA 31605-1014
Phone (229) 242-6061

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
046966GAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Hospital Authority of Valdosta and Lowndes County Georgia Current Accepting new patients
Brian C. Griner, MD, LLC Internal Medicine CurrentSince Jul 1, 2007 Accepting new patients
SGMC Affiliated Services LLC Current Accepting new patients
South Georgia Medical Center Inc CurrentSince Jun 1, 2024 Accepting new patients
South Georgia Medical Center Inc CurrentSince Jun 1, 2024 Accepting new patients
Hospital Authority of Valdosta and Lowndes County Georgia CurrentSince Jun 1, 1999 Accepting new patients
SGMC Physician Network Inc CurrentSince Dec 1, 2020 Accepting new patients
Hospital Authority of Valdosta and Lowndes County, Georgia CurrentSince Jun 1, 1999 Accepting new patients
Narquest Healthcare Services, LLC CurrentSince May 1, 2025 Accepting new patients
Valdosta Addiction Associates, Inc CurrentSince Apr 1, 2025 Accepting new patients

Locations

117 W Northside Dr
Valdosta, GA 31602
Phone (229) 242-6061

2501 N Patterson St
Valdosta, GA 31602
Phone (229) 259-4139

3301 N Oak Street Ext
Valdosta, GA 31605
Phone (229) 242-6061

410 Connell Rd
Valdosta, GA 31602
Phone (229) 244-1570

4280 N Valdosta Rd
Valdosta, GA 31602
Phone (229) 433-7350

1766 Memorial Dr
Ste 3
Waycross, GA 31501
Phone (229) 242-0953

Interoperability endpoints

  • Direct secure messaging: drgriner@griner.azalea.phimailbox.com

Organizations & group practices 11

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.

Hospital & facility affiliations 8

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1151452800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1791936000000",
    "number": "1366470650",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3301 N OAK STREET EXT",
            "city": "VALDOSTA",
            "state": "GA",
            "postal_code": "31605",
            "telephone_number": "229-242-6061",
            "fax_number": "229-242-6151"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3301 N OAK STREET EXT",
            "city": "VALDOSTA",
            "state": "GA",
            "postal_code": "316051014",
            "telephone_number": "229-242-6061",
            "fax_number": "229-242-6151"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRINER",
        "first_name": "BRIAN",
        "middle_name": "CARLTON",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-28",
        "last_updated": "2026-10-14",
        "certification_date": "2026-10-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "GA",
            "license": "046966",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "GA",
            "license": "046966",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "drgriner@griner.azalea.phimailbox.com",
            "affiliation": "Y",
            "affiliationName": "Brian C. Griner, MD, LLC",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "3301 N Oak Street Ext",
            "city": "Valdosta",
            "state": "GA",
            "country_code": "US",
            "postal_code": "316051014",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Valdosta, GA

Sources for this page

Verify at the official NPI Registry.