Katelin Wilder Wixson, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

345986 Issued in LA

Practice address

1322 Elton Rd Ste H
Jennings, LA 70546-4100

Phone

(337) 246-7200

Fax

(337) 246-7202

NPI assigned

Mar 25, 2022

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

Other names 1

• Katelin Rose Wixson Former name

Medicare fee-for-service enrollment

Enrolled in LA

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

Internal MedicineAlso: Hospitalist

Education

Louisiana State University School of Medicine in Shreveport, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Lsuhn Billing LLCGroup PAC ID 0446337802, 203 clinicians

Our Lady of the Lake Physician Group LLCGroup PAC ID 4587849781, 637 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Our Lady of the Lake Regional Medical Center Hospital, Baton Rouge, LA, CCN 190064

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://epicproxy.et0830.epichosted.com/FHIRProxy/api/FHIR/R4/
• Direct secure messaging: kwilderwixson2517984@direct.casso.us.com

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.

• Lsuhn Billing LLC

  • Multi-Specialty Clinic/Center
  • Lafayette, LA
  • NPI 1992975775
  Medicare reassignment Care Compare group NPD
• Our Lady of the Lake Physician Group LLC

  • Internal Medicine Physician
  • Baton Rouge, LA
  • NPI 1033494943
  Medicare reassignment Care Compare group NPD
• Lsuhn Billing LLC

  • Oral and Maxillofacial Surgery (Dentist)
  • Baton Rouge, LA
  • NPI 1306247556
  NPD
• Our Lady of the Lake Physician Group LLC

  • Comprehensive Outpatient Rehabilitation Facility (CORF)
  • Baton Rouge, LA
  • NPI 1235912502
  NPD
• Lsuhn Billing LLC

  • Family Medicine Physician
  • Baton Rouge, LA
  • NPI 1669648564
  NPD (past)
• Our Lady of the Lake Hospital Inc.

  • General Acute Care Hospital
  • Baton Rouge, LA
  • NPI 1366436123
  NPD (past)

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

• Our Lady of the Lake Hospital Inc.

  • General Acute Care Hospital
  • Baton Rouge, LA
  • NPI 1366436123
  Care Compare affiliation

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

{
    "created_epoch": "1648166400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786406400000",
    "number": "1104576701",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1322 ELTON RD STE H",
            "city": "JENNINGS",
            "state": "LA",
            "postal_code": "705464100",
            "telephone_number": "337-246-7200",
            "fax_number": "337-246-7202"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1322 ELTON RD STE H",
            "city": "JENNINGS",
            "state": "LA",
            "postal_code": "705464100",
            "telephone_number": "337-246-7200",
            "fax_number": "337-246-7202"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WIXSON",
        "first_name": "KATELIN",
        "middle_name": "WILDER",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-03-25",
        "last_updated": "2026-08-11",
        "certification_date": "2026-08-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "LA",
            "license": "345986",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "LA",
            "license": "345986",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2588397",
            "state": "LA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATELIN",
            "last_name": "WIXSON",
            "middle_name": "ROSE",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• William Dean Fontenot Inc.
• Chaka Williams
• Juliet Theresa Williams, P.T.
• Sydney Wilson, PT, DPT
• Cheryl Winey, NP
• Ashley Renee Woods, CEO
• Kassy Zerangue, PT, DPT
• Michael Lloyd Ziegler, O.D.
• Stephanie Zink, SLP-CF

• Internal Medicine Physician in Jennings, LA
• Providers in Jennings, LA by specialty
• Internal Medicine Physician in Louisiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 11, 2026; 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.