Individual provider Active NPI

Christopher Hardin

  • Physician Assistant
  • Marietta, GA
National Provider Identifier
1235915224
Registry record updated Apr 7, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
12972 Issued in GA
Practice address
3600 Sandy Plains Rd
Marietta, GA 30066-3020
Phone
(770) 977-4547
Fax
(770) 977-8354
NPI assigned
Sep 5, 2023
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 7, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 12972 GA Primary

Addresses

Primary practice location

3600 Sandy Plains Rd
Marietta, GA 30066-3020

Mailing address

3600 Sandy Plains Rd
Marietta, GA 30066-3020
Phone (770) 977-4547

Other practice location 1

613 Glen Willow Dr
Knoxville, TN 37934-1705
Phone (865) 256-6564

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address chardin620942@directwellstar.org

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250317003598 GA Practitioner - Physician Assistant 4981126174 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2024
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Wellstar Medical Group LLCGroup PAC ID 6709065402, 3,059 clinicians

Practice addresses (Care Compare)

1025 E W Connector
Suite 520
Austell, GA 30106-8532
Phone (678) 273-3071

120 Greystone Power Blvd
Dallas, GA 30157-8297

2710 Fairburn Rd
Douglasville, GA 30135-2942
Phone (943) 202-8640

3600 Sandy Plains Rd
Marietta, GA 30066-3020
Phone (770) 977-4547

3980 Jiles Rd NW
Kennesaw, GA 30144-1109
Phone (678) 504-0100

5150 Stilesboro N W Rd
Suite 220
Kennesaw, GA 30152-7742
Phone (770) 424-8222

5655 Atlanta Hwy
Alpharetta, GA 30004-5208
Phone (770) 691-0819

662 Carrollton Villa Rica Hwy
Villa Rica, GA 30180-4969

8901 Stonebridgde Blvd
Suite 100
Douglasville, GA 30134-2253
Phone (943) 202-7100

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Wellstar Medical Group, LLC CurrentSince May 12, 2025 Accepting new patients
Wellstar Medical Group, LLC CurrentSince May 12, 2025 Accepting new patients
Wellstar Cardiovascular Medicine, LLC Past Accepting new patients

Locations

4550 Cobb Parkway North NW
Ste 101
Acworth, GA 30101
Phone (470) 956-0100

5655 Highway 9 N
Ste A
Alpharetta, GA 30004
Phone (770) 343-6364

5150 Stilesboro Rd NW
Ste 220
Kennesaw, GA 30152
Phone (770) 424-8222

3747 Roswell Rd
Ste 107
Marietta, GA 30062
Phone (470) 956-0150

3600 Sandy Plains Rd
Marietta, GA 30066
Phone (770) 977-4547

Interoperability endpoints

  • Direct secure messaging: chardin620942@directwellstar.org

Organizations & group practices 4

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": "1693872000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775520000000",
    "number": "1235915224",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3600 SANDY PLAINS RD",
            "city": "MARIETTA",
            "state": "GA",
            "postal_code": "300663020",
            "telephone_number": "770-977-4547",
            "fax_number": "770-977-8354"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3600 SANDY PLAINS RD",
            "city": "MARIETTA",
            "state": "GA",
            "postal_code": "300663020",
            "telephone_number": "770-977-4547",
            "fax_number": "770-977-8354"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "613 Glen Willow Dr",
            "address_purpose": "LOCATION",
            "city": "Knoxville",
            "state": "TN",
            "postal_code": "379341705",
            "country_code": "US",
            "telephone_number": "865-256-6564",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HARDIN",
        "first_name": "CHRISTOPHER",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-09-05",
        "last_updated": "2026-04-07",
        "certification_date": "2026-04-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "GA",
            "license": "12972",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "chardin620942@directwellstar.org",
            "affiliation": "N",
            "address_1": "3600 Sandy Plains Rd",
            "city": "Marietta",
            "state": "GA",
            "country_code": "US",
            "postal_code": "300663020",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Marietta, GA

Sources for this page

Verify at the official NPI Registry.