Individual provider Active NPI

Christopher Martin Horn, M.D.

  • Neurocritical Care Physician
  • Marietta, GA
National Provider Identifier
1386842284
Registry record updated Feb 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurocritical Care PhysicianTaxonomy code 2084A2900X
License
66120 Issued in GA
Practice address
677 Church St NE
Marietta, GA 30060-1101
Phone
(770) 422-1372
NPI assigned
Jul 3, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 10, 2026

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

Specialties & licenses 6

Specialty (taxonomy)CodeLicenseStatePrimary
Neurology Physician 2084N0400X 131399 MT
Neurology Physician 2084N0400X 66120 GA
Hospitalist Physician 208M00000X ME165739 FL
Neurology Physician 2084N0400X 57.011094 OH
Neurology Physician 2084N0400X ME165739 FL
Neurocritical Care Physician 2084A2900X 66120 GA Primary

Addresses

Primary practice location

677 Church St NE
Marietta, GA 30060-1101

Mailing address

805 Sandy Plains Road
Medical Staff Services
Marietta, GA 30066-6340

Other practice location 1

9981 S Healthpark Dr
Fort Myers, FL 33908-3618
Phone (239) 208-2212

Other practice location 2

11215 Metro Pkwy Ste 100
Fort Myers, FL 33966-1206
Phone (239) 208-2206

Other practice location 3

55 Whitcher St NE
Suite 160
Marietta, GA 30060-1155
Phone (770) 422-1372

Other identifiers 1

IdentifierTypeStateIssuer
121149200MedicaidFL

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address chorn69427@directwellstar.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in GA, FL, ND, IA, NH, KY, MI, WA, OR9 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 9

Enrollment IDStateProvider typePAC IDDetails
I20110628000484 GA Practitioner - NeurologyPractitioner - Critical Care (Intensivists)Practitioner - Other (Physician) 3274619143 Reassigns benefits to 12 organizations
I20240101000085 FL Practitioner - Neurology 3274619143 Reassigns benefits to 2 organizations
I20240208001821 ND Practitioner - Neurology 3274619143 Reassigns benefits to 1 organization
I20240529003311 IA Practitioner - Neurology 3274619143
I20241106000859 NH Practitioner - Neurology 3274619143 Reassigns benefits to 4 organizations
I20241114003204 KY Practitioner - Neurology 3274619143 Reassigns benefits to 1 organization
I20250121000168 MI Practitioner - Neurology 3274619143 Reassigns benefits to 1 organization
I20250515001345 WA Practitioner - Neurology 3274619143 Reassigns benefits to 1 organization
I20250515001408 OR Practitioner - Neurology 3274619143 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Neurology
Education
Wayne State University School of Medicine, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Altru Health SystemGroup PAC ID 1355251604, 675 clinicians
Lakeland Medical PracticesGroup PAC ID 1658427042, 286 clinicians
St. Joseph Hospital of Nashua NHGroup PAC ID 2062455611, 271 clinicians
Piedmont Hospitalist Physicians LLCGroup PAC ID 1951299163, 503 clinicians
Virtual Neurology Texas PLLCGroup PAC ID 3779910047, 151 clinicians
Virtual Neurology PCGroup PAC ID 4981087897, 57 clinicians
Virtual Neurology LLCGroup PAC ID 9830425321, 161 clinicians
Legacy Salmon Creek HospitalGroup PAC ID 0446295711, 309 clinicians
Legacy Clinics LLCGroup PAC ID 0244144004, 714 clinicians
Nchmd IncGroup PAC ID 9436139565, 503 clinicians
Wellstar Medical Group LLCGroup PAC ID 6709065402, 3,059 clinicians
Concord Hospital-LaconiaGroup PAC ID 7012326259, 275 clinicians
Baptist Health Medical Group IncGroup PAC ID 5597867184, 2,431 clinicians

Practice addresses (Care Compare)

1200 S Columbia Rd
Grand Forks, ND 58201-4036
Phone (701) 780-5000

1234 Napier Ave
Saint Joseph, MI 49085-2112
Phone (269) 983-8300

1300 S Columbia Rd
Grand Forks, ND 58201-4012
Phone (701) 780-5000

1380 S Columbia Rd
Grand Forks, ND 58201-4059
Phone (701) 795-2000

172 Kinsley St
Nashua, NH 03060-3648
Phone (603) 884-5600

1968 Peachtree Rd NW
Atlanta, GA 30309-1281
Phone (404) 605-5000

2139 Leafmore Dr
Decatur, GA 30033-1910
Phone (239) 208-2212

2211 NE 139TH St
Vancouver, WA 98686-2742
Phone 3604871000360487

2801 N Gantenbein Ave
Portland, OR 97227-1623
Phone (503) 413-2200

350 7TH St N
Naples Community Hospital
Naples, FL 34102-5754
Phone (239) 436-5100

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

625 Church Nest
Marietta, GA 30060-1101
Phone (770) 422-2004

677 Church Nest
Marietta, GA 30060-1101

677 Church St NE
Suite 100P
Marietta, GA 30060-1101
Phone (470) 793-8585

80 Highland St
Laconia, NH 03246-3235
Phone (603) 527-2819

913 N Dixie Ave
Elizabethtown, KY 42701-2503
Phone (270) 706-5275

Hospital & facility affiliations

  • Wellstar Kennestone Regional Medical Center Hospital, Marietta, GA, CCN 110035
  • Christus Mother Frances Hospital Hospital, Tyler, TX, CCN 450102
  • Wellstar MCG Health, Affiliated With Med Col Hospital, Augusta, GA, CCN 110034
  • AdventHealth Palm Coast Hospital, Palm Coast, FL, CCN 100118
  • Christus St Michael Health System Hospital, Texarkana, TX, CCN 450801

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
131399MTMDNeurology Physician
57.011094OHMDNeurology Physician
ME165739FLMDHospitalist Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Legacy Clinics LLC CurrentSince Mar 6, 2025 Accepting new patients
Concord Hospital-Laconia CurrentSince Jan 4, 2025 Accepting new patients
Wellstar Medical Group, LLC CurrentSince Mar 24, 2014 Accepting new patients
The Emory Clinic Inc Hospitalist CurrentSince Jul 1, 2011 Accepting new patients
Virtual Neurology PC Neurology CurrentSince Oct 6, 2025 Accepting new patients
Piedmont Athens Hospitalist Physicians LLC CurrentSince Dec 2, 2025 Accepting new patients
North Mississippi Medcial Center, Inc. CurrentSince Jul 28, 2024 Accepting new patients
Upson Medical Associates LLC CurrentSince Aug 23, 2024 Accepting new patients
St Joseph Hospital of Nashua NH CurrentSince Aug 24, 2024 Accepting new patients
Lee Health System Inc CurrentSince Nov 1, 2025 Accepting new patients
Legacy Salmon Creek Hospital CurrentSince Mar 6, 2025 Accepting new patients
Silverton Health CurrentSince Mar 6, 2025 Accepting new patients
Silverton Health Current Accepting new patients
Lee Health System Inc CurrentSince Nov 1, 2025 Accepting new patients
Nchmd, Inc CurrentSince Dec 20, 2023 Accepting new patients
Nchmd Inc CurrentSince Dec 20, 2023 Accepting new patients
Lakeland Medical Practices CurrentSince Dec 14, 2024 Accepting new patients
Concord Hospital, Inc. CurrentSince Jan 4, 2025 Accepting new patients
Baptist Health Medical Group Inc CurrentSince Oct 1, 2024 Accepting new patients
Baptist Health Medical Group Inc Neurology CurrentSince Oct 1, 2024 Accepting new patients
Summit Healthcare Association Neurology CurrentSince Oct 1, 2025 Accepting new patients
Piedmont Hospitalist Physicians LLC Hospitalist CurrentSince Dec 2, 2025 Accepting new patients
Emory Medical Care Foundation Inc Neurology CurrentSince Jul 1, 2011 Accepting new patients
Wellstar Medical Group, LLC Current Accepting new patients
Legacy Clinics LLC Hospitalist CurrentSince Mar 6, 2025 Accepting new patients
Altru Health System CurrentSince Jan 25, 2024 Accepting new patients
Emory Medical Care Foundation Inc CurrentSince Jul 1, 2011 Accepting new patients
Lakeland Medical Practices CurrentSince Dec 14, 2024 Accepting new patients
Concord Hospital-Franklin Current Accepting new patients
Concord Hospital, Inc. CurrentSince Jan 4, 2025 Accepting new patients
Altru Health System CurrentSince Jan 25, 2024 Accepting new patients
Legacy Salmon Creek Hospital Hospitalist CurrentSince Mar 6, 2025 Accepting new patients
Silverton Health CurrentSince Mar 6, 2025 Accepting new patients
Virtual Neurology, LLC Neurology CurrentSince Jan 6, 2024 Accepting new patients
Virtual Neurology Kansas, LLC Neurology CurrentSince Jun 5, 2024 Accepting new patients
Virtual Neurology Texas PLLC Neurology CurrentSince Mar 26, 2024 Accepting new patients
Wellstar Medical Group, LLC CurrentSince Mar 24, 2014 Accepting new patients
North Mississippi Medical Center Inc. Neurology CurrentSince Jul 28, 2024 Accepting new patients
Emory Medical Care Foundation Inc Current Accepting new patients
St Joseph Hospital of Nashua NH CurrentSince Aug 24, 2024 Accepting new patients
Benefis Hospitals Inc Past Accepting new patients
Piedmont Athens Specialty Care LLC Past Accepting new patients

Locations (25 of 40)

2200 E Show Low Lake Rd
Show Low, AZ 85901
Phone (928) 537-4375

1138 Country Club Blvd
Cape Coral, FL 33990
Phone (239) 424-1900

11215 Metro Pkwy
Ste 1
Fort Myers, FL 33966
Phone (239) 208-2206

9981 S Healthpark Dr
Fort Myers, FL 33908
Phone (239) 332-5344

11215 Metro Pkwy
Ste 100
Fort Myers, FL 33966
Phone (239) 208-2206

11190 Health Park Blvd
Naples, FL 34110
Phone (239) 300-9721

350 7th St N
Naples, FL 34102
Phone (239) 436-5000

680 2nd Ave N
Ste 304
Naples, FL 34102
Phone (239) 261-7711

1199 Prince Ave
Athens, GA 30606
Phone (706) 354-3520

35 Collier Rd NW
Ste 635
Atlanta, GA 30309
Phone (404) 367-3000

80 Jesse Hill Jr Dr SE
Atlanta, GA 30303
Phone (404) 616-4370

1365 Clifton Rd NE
Atlanta, GA 30322
Phone (404) 778-7525

1968 Ptree Rd NW
Atlanta, GA 30309
Phone (404) 605-2222

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

5150 Stilesboro Rd NW
Ste 120
Kennesaw, GA 30152
Phone (678) 354-0230

55 Whitcher St NE
Ste 160
Marietta, GA 30060
Phone (770) 590-4180

677 Church St NE
Marietta, GA 30060
Phone (770) 793-5435

805 Sandy Plains Rd
Marietta, GA 30066
Phone (770) 792-1616

801 W Gordon St
Thomaston, GA 30286
Phone (706) 647-4371

913 N Dixie Ave
Elizabethtown, KY 42701
Phone (270) 706-1212

1901 Campus Pl
Louisville, KY 40299
Phone (502) 253-4911

2603 Kentucky Ave
Ste 304
Paducah, KY 42003
Phone (270) 415-4800

3950 Hollywood Rd
Ste 280
Saint Joseph, MI 49085
Phone (269) 408-0990

1234 Napier Ave
Saint Joseph, MI 49085
Phone (269) 982-4941

1380 S Columbia Rd
Grand Forks, ND 58201
Phone (701) 795-2000

Networks

  • Freedom Health HMO Network
  • Optimum HealthCare HMO Network

Interoperability endpoints

  • Direct secure messaging: chorn872153@direct.emplifyhealth.org
  • Direct secure messaging: chorn4030968@direct.trinity-health.org

Organizations & group practices 42

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.

View all 42

Hospital & facility affiliations 6

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": "1183420800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770681600000",
    "number": "1386842284",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "805 SANDY PLAINS ROAD",
            "address_2": "MEDICAL STAFF SERVICES",
            "city": "MARIETTA",
            "state": "GA",
            "postal_code": "300666340"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "677 CHURCH ST NE",
            "city": "MARIETTA",
            "state": "GA",
            "postal_code": "300601101",
            "telephone_number": "770-422-1372"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9981 S Healthpark Dr",
            "address_purpose": "LOCATION",
            "city": "Fort Myers",
            "state": "FL",
            "postal_code": "339083618",
            "country_code": "US",
            "telephone_number": "239-208-2212",
            "fax_number": "239-935-5067",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "11215 Metro Pkwy Ste 100",
            "address_purpose": "LOCATION",
            "city": "Fort Myers",
            "state": "FL",
            "postal_code": "339661206",
            "country_code": "US",
            "telephone_number": "239-208-2206",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "55 Whitcher St NE",
            "address_2": "Suite 160",
            "address_purpose": "LOCATION",
            "city": "Marietta",
            "state": "GA",
            "postal_code": "300601155",
            "country_code": "US",
            "telephone_number": "770-422-1372",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HORN",
        "first_name": "CHRISTOPHER",
        "middle_name": "MARTIN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-07-03",
        "last_updated": "2026-02-10",
        "certification_date": "2026-02-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "MT",
            "license": "131399",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "GA",
            "license": "66120",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "FL",
            "license": "ME165739",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "OH",
            "license": "57.011094",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "FL",
            "license": "ME165739",
            "primary": false
        },
        {
            "code": "2084A2900X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurocritical Care",
            "state": "GA",
            "license": "66120",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "121149200",
            "state": "FL"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "chorn69427@directwellstar.org",
            "affiliation": "N",
            "address_1": "677 Church St NE",
            "city": "Marietta",
            "state": "GA",
            "country_code": "US",
            "postal_code": "300601101",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Marietta, GA

Sources for this page

Verify at the official NPI Registry.