Nathaniel Vanhorn

Primary specialty

Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X

License

45360 Issued in AL

Practice address

2451 University Hospital Dr Ste 432
Mobile, AL 36617-2300

Phone

(251) 471-7914

Fax

(251) 471-7889

NPI assigned

Mar 25, 2021

Last updated

Jul 14, 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 4

Addresses

Medicare fee-for-service enrollment

Enrolled in AL

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

Merit-based Incentive Payment System (MIPS)

Final score

95.28 of 100Reported as group

Quality

85.81

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• USA Health Physician Billing Services LLC

  • Internal Medicine Physician
  • Mobile, AL
  • NPI 1720645468
  Medicare reassignment NPD
• USA Health Physician Billing Services LLC

  dba USA Radiology

  • Diagnostic Radiology Physician
  • Mobile, AL
  • NPI 1609434067
  NPD
• University of South Alabama

  dba USA Health University Hospital

  • General Acute Care Hospital
  • Mobile, AL
  • NPI 1063468072
  NPD (past)

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

{
    "created_epoch": "1616630400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752451200000",
    "number": "1770160830",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 746450",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303746450",
            "telephone_number": "866-401-3057",
            "fax_number": "318-868-6430"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2451 UNIVERSITY HOSPITAL DR STE 432",
            "city": "MOBILE",
            "state": "AL",
            "postal_code": "366172300",
            "telephone_number": "251-471-7914",
            "fax_number": "251-471-7889"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VANHORN",
        "first_name": "NATHANIEL",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-25",
        "last_updated": "2025-07-14",
        "certification_date": "2025-07-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "AL",
            "license": "L.5469",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "AL",
            "license": "MD.45360",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "AL",
            "license": "45360",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Melissa Bearden Vandenberg, PA-C
• Tania L Vanderbeck, PHARMD
• Thomas C Vanderheyden, MD
• Anoohya Vangala, MD
• Alexandra Baxter Vanhaneghan, MD
• John Scott Vanloock, M.D.
• Ashley Vann, BS
• Jacob D Vann, CRNA
• K Keith Varden, M.D.
• Jyotsna Varma, MD

• Critical Care Medicine (Internal Medicine) Physician in Mobile, AL
• Providers in Mobile, AL by specialty
• Critical Care Medicine (Internal Medicine) Physician in Alabama

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 14, 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.