Allison Leonard, M.D

Primary specialty

Hospitalist PhysicianTaxonomy code 208M00000X

License

303428 Issued in LA

Practice address

1514 Jefferson Hwy
New Orleans, LA 70121-2429

Phone

(504) 842-3000

NPI assigned

Mar 27, 2014

Last updated

Dec 19, 2025By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

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: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Hospitalist

Education

Louisiana State University School of Medicine in New Orleans, 2014

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Belle Chasse Physician Services LLCGroup PAC ID 9335379379, 258 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Ochsner Home Health of New Orleans Home health agency, Metairie, LA, CCN 197203
• Ochsner Medical Center Acute Hospital, New Orleans, LA, CCN 190036

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: aleonard157370@direct.ochsner.org

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.

• Belle Chasse Physician Services LLC

  • Hospitalist Physician
  • Terrytown, LA
  • NPI 1245653237
  Medicare reassignment Care Compare group NPD
• Ochsner Clinic LLC

  • General Practice Physician
  • New Orleans, LA
  • NPI 1538151428
  Medicare reassignment NPD
• Ochsner Clinic LLC

  dba Diabetes Prevention Program

  • Registered Dietitian
  • Covington, LA
  • NPI 1013747039

  Internal Medicine

  NPD
• Ochsner Clinic LLC

  dba Ochsner Health Center - New Orleans

  • General Practice Physician
  • New Orleans, LA
  • NPI 1881877561
  NPD
• Ochsner Clinic Foundation

  dba Ochsner Medical Center Acute

  • General Acute Care Hospital
  • New Orleans, LA
  • NPI 1811973100
  NPD (past)

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

• Louisiana Homecare of Kenner, LLC

  dba Ochsner Home Health of New Orleans

  • Home Health Agency
  • Metairie, LA
  • NPI 1801033576
  Care Compare affiliation
• Ochsner Clinic Foundation

  dba Ochsner Medical Center Acute

  • General Acute Care Hospital
  • New Orleans, LA
  • NPI 1811973100
  Care Compare affiliation

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

{
    "created_epoch": "1395878400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766102400000",
    "number": "1962829846",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1514 JEFFERSON HWY",
            "city": "NEW ORLEANS",
            "state": "LA",
            "postal_code": "701212429",
            "telephone_number": "504-842-4000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1514 JEFFERSON HWY",
            "city": "NEW ORLEANS",
            "state": "LA",
            "postal_code": "701212429",
            "telephone_number": "504-842-3000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LEONARD",
        "first_name": "ALLISON",
        "credential": "M.D",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2014-03-27",
        "last_updated": "2025-12-19",
        "certification_date": "2025-12-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "LA",
            "license": "303428",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Daniel Leon-Ariza, MD
• Alejandro Leon, M.D.
• Gabriel A Leon Sr.
• Laura Leon, RN
• Nicole Spector Leon, LPC
• Edward Ryan Leonard, MD
• Jonathan Leong, M.D.
• Keiko Leong, MD
• Emily Kramer Leonhard, CCC-SLP
• Rhonda G Leopold, MD

• Hospitalist Physician in New Orleans, LA
• Providers in New Orleans, LA by specialty
• Hospitalist Physician in Louisiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 19, 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.