Catherine Danielle Antonuk, MD

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

A157794 Issued in CA

Practice address

1000 W Carson St # 459
Torrance, CA 90502-2004

Phone

(424) 306-5667

NPI assigned

Mar 23, 2017

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

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in CA

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

Emergency Medicine

Education

University of Southern California Keck School of Medicine, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

County of Los AngelesGroup PAC ID 1850296534, 395 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Hollywood Presbyterian Medical Center Hospital, Los Angeles, CA, CCN 050063
• Kaiser Foundation Hospital - Baldwin Park Hospital, Baldwin Park, CA, CCN 050723
• Kaiser Foundation Hospital - Panorama City Hospital, Panorama City, CA, CCN 050137

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 and National Provider Directory roles.

• County of Los Angeles

  • General Acute Care Hospital
  • Torrance, CA
  • NPI 1851363188

  CA

  Medicare reassignment Care Compare group NPD
• Hollywood Presbyterian Emergency Medical Associates, Inc.

  • Emergency Medicine Physician
  • Los Angeles, CA
  • NPI 1972826931

  CA, Emergency Medicine

  Medicare reassignment NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Baldwin Park, CA
  • NPI 1770515280

  CA

  Medicare reassignment NPD
• County of Los Angeles

  • General Acute Care Hospital
  • Sylmar, CA
  • NPI 1134143415
  Care Compare group
• County of Los Angeles

  • General Acute Care Hospital
  • Downey, CA
  • NPI 1336154020
  Care Compare group
• County of Los Angeles

  • General Acute Care Hospital
  • Downey, CA
  • NPI 1336156363
  Care Compare group
• County of Los Angeles

  • Psychiatric Hospital Unit
  • Los Angeles, CA
  • NPI 1356350318
  Care Compare group
• County of Los Angeles

  • General Acute Care Hospital
  • Los Angeles, CA
  • NPI 1598773715
  Care Compare group
• County of Los Angeles

  • Clinic/Center
  • Los Angeles, CA
  • NPI 1780877613
  Care Compare group
• County of Los Angeles

  • Clinic/Center
  • Los Angeles, CA
  • NPI 1295407401
  NPD
• County of Los Angeles

  • Clinic/Center
  • La Puente, CA
  • NPI 1982615274
  NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Santa Clarita, CA
  • NPI 1316409410
  NPD

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

• Cha Hollywood Medical Center, LP

  • General Acute Care Hospital
  • Los Angeles, CA
  • NPI 1922033547

  Hospital

  Care Compare affiliation
• Kaiser Foundation Hospitals

  • General Acute Care Hospital
  • Panorama City, CA
  • NPI 1376698043

  Hospital

  Care Compare affiliation
• Kaiser Foundation Hospitals

  • General Acute Care Hospital
  • Baldwin Park, CA
  • NPI 1477608271

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1490227200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750809600000",
    "number": "1497286256",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 W CARSON ST # 459",
            "city": "TORRANCE",
            "state": "CA",
            "postal_code": "905022004",
            "telephone_number": "424-306-5667"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 W CARSON ST # 459",
            "city": "TORRANCE",
            "state": "CA",
            "postal_code": "905022004",
            "telephone_number": "424-306-5667"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1300 N Vermont Ave",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900276098",
            "country_code": "US",
            "telephone_number": "213-413-3000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ANTONUK",
        "first_name": "CATHERINE",
        "middle_name": "DANIELLE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-03-23",
        "last_updated": "2025-06-25",
        "certification_date": "2025-06-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207PH0002X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine, Hospice and Palliative Medicine",
            "state": "CA",
            "license": "A157794",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "A157794",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "Southern California Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "1011 Baldwin Park Blvd",
            "city": "Baldwin Park",
            "state": "CA",
            "country_code": "US",
            "postal_code": "917065806",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Sabina Anthony, SLP-CCC
• Jared Antolin
• Dante Anton
• Roderick Antone, RN
• Narin Antoniades
• Albert Antonyan, MD
• Holly Gruwell Antonyan, N.P.
• Mora Antoun
• Ifeyinwa S Anyanwu, NP
• Ogechi Anyanwu

• All providers in Torrance, CA
• Emergency Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 25, 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.