James N. Horstmann, MD

Primary specialty

Pediatric Critical Care Medicine PhysicianTaxonomy code 2080P0203X

License

2013-02152 Issued in NC

Practice address

1350 S Kings Dr
Charlotte, NC 28207-2134

Phone

(704) 446-1422

NPI assigned

Aug 13, 2006

Last updated

Sep 25, 2025By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Electronic endpoints 2

Medicare fee-for-service enrollment

Enrolled in NC

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 1

Specialty

Critical Care (Intensivists)Also: Internal Medicine, Pediatric Medicine

Education

University of Vermont College of Medicine, 2003

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Carolinas Medical CenterGroup PAC ID 4789597477, 1,057 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Carolinas Medical Center/Behav Health Hospital, Charlotte, NC, CCN 340113

Merit-based Incentive Payment System (MIPS)

Final score

94 of 100Reported as apm

Quality

81.63

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jhorstmann536796@carolinashealthcaresystem.direct-ci.com

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.

• Carolinas Medical Center

  dba Atrium Health Levine Children's Gastroenterology

  • Obstetrics & Gynecology Physician
  • Charlotte, NC
  • NPI 1275774333

  Pediatrics

  Medicare reassignment Care Compare group NPD
• Carolinas Medical Center

  dba Atrium Health Pulmonary University

  • Surgical Critical Care Physician
  • Charlotte, NC
  • NPI 1699979732

  Pediatrics

  NPD
• Carolinas Medical Center

  dba Atrium Health Pharmacy Kenilworth

  • Community/Retail Pharmacy
  • Charlotte, NC
  • NPI 1982710554
  NPD

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

• Carolinas Medical Center

  dba Atrium Health Behavioral Health

  • Psychiatric Hospital Unit
  • Charlotte, NC
  • NPI 1053358945
  Care Compare affiliation
• Carolinas Medical Center

  • General Acute Care Hospital
  • Charlotte, NC
  • NPI 1295789907
  Care Compare affiliation
• Carolinas Medical Center

  dba Atrium Health Mercy

  • General Acute Care Hospital
  • Charlotte, NC
  • NPI 1376985135
  Care Compare affiliation
• Carolinas Medical Center

  dba Levine Children's Hospital Pediatrics

  • Children's Rehabilitation Hospital
  • Charlotte, NC
  • NPI 1699829887
  Care Compare affiliation
• Carolinas Medical Center

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Charlotte, NC
  • NPI 1720029705

  Hospital

  Care Compare affiliation
• Carolinas Medical Center

  dba Atrium Health Laboratory

  • Clinical Medical Laboratory
  • Charlotte, NC
  • NPI 1811005150

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1155427200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758758400000",
    "number": "1912919424",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 19305",
            "city": "CHARLOTTE",
            "state": "NC",
            "postal_code": "282199305"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1350 S KINGS DR",
            "city": "CHARLOTTE",
            "state": "NC",
            "postal_code": "282072134",
            "telephone_number": "704-446-1422"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2301 US Highway 74 W",
            "address_purpose": "LOCATION",
            "city": "Wadesboro",
            "state": "NC",
            "postal_code": "281707554",
            "country_code": "US",
            "telephone_number": "704-994-4500",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1100 Blythe Blvd",
            "address_purpose": "LOCATION",
            "city": "Charlotte",
            "state": "NC",
            "postal_code": "282035814",
            "country_code": "US",
            "telephone_number": "704-355-4300",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1001 Blythe Blvd",
            "address_2": "Medical Center Plaza, Suite 200",
            "address_purpose": "LOCATION",
            "city": "Charlotte",
            "state": "NC",
            "postal_code": "282035866",
            "country_code": "US",
            "telephone_number": "704-381-8840",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1000 Blythe Blvd",
            "address_purpose": "LOCATION",
            "city": "Charlotte",
            "state": "NC",
            "postal_code": "282035812",
            "country_code": "US",
            "telephone_number": "704-355-2000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HORSTMANN",
        "first_name": "JAMES",
        "middle_name": "N.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-13",
        "last_updated": "2025-09-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0203X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Critical Care Medicine",
            "state": "NC",
            "license": "2013-02152",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NC",
            "license": "2013-02152",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "NC",
            "license": "2013-02152",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.667.2",
            "affiliationName": "ABILITY Network",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "address_1": "100 N 6th St Ste 900A",
            "city": "Minneapolis",
            "state": "MN",
            "country_code": "US",
            "postal_code": "554031516",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "jhorstmann536796@CarolinasHealthcareSystem.direct-ci.com",
            "affiliation": "Y",
            "affiliationName": "Atrium Health",
            "address_1": "1350 S Kings Dr",
            "city": "Charlotte",
            "state": "NC",
            "country_code": "US",
            "postal_code": "282072134",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Isabelle Horning, RD
• Melissa Wheaton Horning, AU.D.
• Ludmila Horoian
• Kayla Horoszko
• Leondre Horsey
• Sara E. Horstmann, MD
• Donna C Horton-Bowrey, RPH
• Alexandra Horton
• Cassandra Horton, LCMHCA
• Deyanira Lynise Horton, PA

• Pediatric Critical Care Medicine Physician in Charlotte, NC
• Providers in Charlotte, NC by specialty
• Pediatric Critical Care Medicine Physician in North Carolina

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 25, 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.

Verify at the official NPI Registry.