Harry Lloyd Cahill IV

Primary specialty

Diagnostic Radiology PhysicianTaxonomy code 2085R0202X

License

LA346412 Issued in LA

Practice address

3740 Lake Michel CT
Gretna, LA 70056-8325

Phone

(504) 287-2586

NPI assigned

Mar 18, 2019

Last updated

Mar 10, 2026By 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 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: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Diagnostic Radiology

Education

Louisiana State University School of Medicine in New Orleans, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Jefferson Radiology Associates, Inc.Group PAC ID 0143289363, 14 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• East Jefferson General Hospital Hospital, Metairie, LA, CCN 190176
• West Jefferson Medical Center Hospital, Marrero, LA, CCN 190039
• New Orleans East Hospital Hospital, New Orleans, LA, CCN 190313
• Touro Infirmary Hospital, New Orleans, LA, CCN 190046
• Thibodaux Regional Medical Center Hospital, Thibodaux, LA, CCN 190004

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.

• Jefferson Radiology Associates, Inc

  • Diagnostic Radiology Physician
  • Marrero, LA
  • NPI 1366490849
  Medicare reassignment Care Compare group NPD
• West Jefferson MRI, LLC

  dba MRI of Louisiana

  • Physiological Laboratory
  • Marrero, LA
  • NPI 1396776837
  NPD
• West Jefferson MRI, LLC

  dba MRI of Louisiana

  • Physiological Laboratory
  • Marrero, LA
  • NPI 1952302929
  NPD

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

• LCMC Health Clinical Services, LLC

  • Obstetrics & Gynecology Physician
  • New Orleans, LA
  • NPI 1417446501

  Hospital

  Care Compare affiliation
• Parish Hospital Service District for the Parish of Orleans - Dist a

  dba New Orleans East Hospital

  • General Acute Care Hospital
  • New Orleans, LA
  • NPI 1225450588
  Care Compare affiliation
• Thibodaux Regional Health System Inc

  • General Acute Care Hospital
  • Thibodaux, LA
  • NPI 1902465065
  Care Compare affiliation
• Touro Infirmary

  • Rehabilitation Hospital Unit
  • New Orleans, LA
  • NPI 1588817878
  Care Compare affiliation
• Touro Infirmary

  • General Acute Care Hospital
  • New Orleans, LA
  • NPI 1821098286
  Care Compare affiliation
• University Healthcare System, L.C.

  • Ambulance
  • Metairie, LA
  • NPI 1023717683

  Hospital

  Care Compare affiliation
• University Healthcare System, L.C.

  • General Acute Care Hospital
  • New Orleans, LA
  • NPI 1033611454
  Care Compare affiliation
• University Healthcare System, L.C.

  dba East Jefferson General Hospital

  • General Acute Care Hospital
  • Metairie, LA
  • NPI 1497792527
  Care Compare affiliation
• University Healthcare System, L.C.

  dba Lakeview Regional Behavioral Health

  • Psychiatric Hospital Unit
  • Covington, LA
  • NPI 1790722825
  Care Compare affiliation
• West Jefferson Holdings, LLC

  dba West Jefferson Medical Center

  • General Acute Care Hospital
  • Marrero, LA
  • NPI 1265437644
  Care Compare affiliation

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

{
    "created_epoch": "1552867200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773100800000",
    "number": "1093274268",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3740 LAKE MICHEL CT",
            "city": "GRETNA",
            "state": "LA",
            "postal_code": "700568325",
            "telephone_number": "504-287-2586"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3740 LAKE MICHEL CT",
            "city": "GRETNA",
            "state": "LA",
            "postal_code": "700568325",
            "telephone_number": "504-287-2586"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CAHILL",
        "first_name": "HARRY",
        "middle_name": "LLOYD",
        "name_suffix": "IV",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-18",
        "last_updated": "2026-03-10",
        "certification_date": "2026-03-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "LA",
            "license": "LA346412",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Shasta Denise Butler
• Kellie M Byrd, PHARMD
• C & D Total Health Care, LLC
• C W Belsom LCSW
• Sophia Olivia Cacioppo, DDS
• Maggie Joyner Cahill, MD
• Ralph F Cameron, MD
• Camillus Specialty Hospital LLC (Crescent City Specialty Hospital)
• Adam C Campbell Jr., CRT
• Emily Navarro Campbell

• Diagnostic Radiology Physician in Gretna, LA
• Providers in Gretna, LA by specialty
• Diagnostic Radiology Physician in Louisiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 10, 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.