Natalie Mahieu, MD

Primary specialty

Diagnostic Radiology PhysicianTaxonomy code 2085R0202X

License

339666 Issued in LA

Practice address

4440 W 95TH St Dept of
Oak Lawn, IL 60453-2600

Phone

(708) 684-5503

Fax

(708) 684-2675

NPI assigned

Aug 6, 2007

Last updated

Apr 9, 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 5

Addresses

Other identifiers 1

Electronic endpoints 2

Medicare fee-for-service enrollment

Enrolled in CA, IL, LA3 enrollments

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 3

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: nmahieu2175557@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.

• Advocate Health and Hospitals Corporation

  dba Advocate Medical Group

  • Multi-Specialty Clinic/Center
  • Oak Brook, IL
  • NPI 1700824455
  Medicare reassignment NPD
• Children's Hospital Los Angeles Medical Group, Inc.

  • Multi-Specialty Clinic/Center
  • Los Angeles, CA
  • NPI 1265530653
  Medicare reassignment NPD
• Lsu Health Sciences Center Shreveport Faculty Group Practice

  • Family Medicine Physician
  • Shreveport, LA
  • NPI 1013374222
  Medicare reassignment NPD
• Ochsner Clinic LLC

  • General Practice Physician
  • New Orleans, LA
  • NPI 1538151428
  Medicare reassignment NPD
• Advocate Health and Hospitals Corporation

  dba Advocate Children's Hospital

  • Children's Hospital
  • Oak Lawn, IL
  • NPI 1508315516
  NPD
• Ochsner Clinic LLC

  dba Diabetes Prevention Program

  • Registered Dietitian
  • Covington, LA
  • NPI 1013747039
  NPD
• Ochsner Clinic LLC

  dba Ochsner Health Center - St Bernard

  • General Practice Physician
  • Chalmette, LA
  • NPI 1417485798
  NPD
• Brfhh Shreveport LLC

  dba University Health Shreveport

  • General Acute Care Hospital
  • Shreveport, LA
  • NPI 1912909912
  NPD (past)
• Children's Hospital Los Angeles Medical Group

  • Pediatric Radiology Physician
  • Los Angeles, CA
  • NPI 1669657318
  NPD (past)

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

{
    "created_epoch": "1186358400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744156800000",
    "number": "1184815011",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "29373 NETWORK PL",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606731293",
            "telephone_number": "847-390-5900"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4440 W 95TH ST DEPT OF",
            "city": "OAK LAWN",
            "state": "IL",
            "postal_code": "604532600",
            "telephone_number": "708-684-5503",
            "fax_number": "708-684-2675"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1514 Jefferson Hwy",
            "address_purpose": "LOCATION",
            "city": "New Orleans",
            "state": "LA",
            "postal_code": "701212429",
            "country_code": "US",
            "telephone_number": "504-842-3470",
            "fax_number": "504-842-7372",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4650 W Sunset Blvd",
            "address_2": "#81",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900276062",
            "country_code": "US",
            "telephone_number": "323-361-5686",
            "fax_number": "323-361-3018",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MAHIEU",
        "first_name": "NATALIE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-08-06",
        "last_updated": "2025-04-09",
        "certification_date": "2025-04-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "LA",
            "license": "201048",
            "primary": false
        },
        {
            "code": "2085P0229X",
            "taxonomy_group": "",
            "desc": "Radiology, Pediatric Radiology",
            "state": "LA",
            "license": "339666",
            "primary": false
        },
        {
            "code": "2085P0229X",
            "taxonomy_group": "",
            "desc": "Radiology, Pediatric Radiology",
            "state": "IL",
            "license": "036-152580",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "CA",
            "license": "A112667",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "LA",
            "license": "339666",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1091065",
            "state": "LA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "4440 W 95th St Dept Of",
            "city": "Oak Lawn",
            "state": "IL",
            "country_code": "US",
            "postal_code": "604532600",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "nmahieu265167@direct.myadvocateaurora.org",
            "affiliation": "N",
            "address_1": "4440 W 95th St Dept Of",
            "city": "Oak Lawn",
            "state": "IL",
            "country_code": "US",
            "postal_code": "604532600",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Josie Magnabosco
• Paige June Magnin, PA-C
• Ahmed Mahafzah, PHARM.D
• Ankita Mahajan, DO
• John T Mahay, DPT
• Sarah Kaye Mahowald, DPM
• Munazza Majeed, M.D
• Hadeel A Majid
• Sophia Majid, D.O.
• Mihir Majmundar, M.D.

• Diagnostic Radiology Physician in Oak Lawn, IL
• Providers in Oak Lawn, IL by specialty
• Diagnostic Radiology Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 9, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.