Individual provider Active NPI

Ana Lopez-O'Sullivan, M.D.

  • Emergency Medicine Physician
  • Torrance, CA
National Provider Identifier
1235363193
Registry record updated Jun 16, 2014
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
A114378 Issued in CA
Practice address
3105 Lomita Blvd
Torrance, CA 90505-5108
Phone
(310) 784-4997
NPI assigned
May 7, 2009
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 16, 2014

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X A114378 CA Primary

Addresses

Primary practice location

3105 Lomita Blvd
Torrance, CA 90505-5108

Mailing address

8006 Westlawn Ave
Los Angeles, CA 90045-2751
Phone (310) 923-3092

Other names 1

  • Ana Lopez-O'Sullivan Professional name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, NC2 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 2

Enrollment IDStateProvider typePAC IDDetails
I20131111001462 CA Practitioner - Emergency Medicine 8022244540 Reassigns benefits to 3 organizations
I20251208000189 NC Practitioner - Emergency Medicine 8022244540 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
University of California, Geffen School of Medicine, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Raleigh Emergency Medicine Associates IncGroup PAC ID 9537067343, 26 clinicians

Practice addresses (Care Compare)

4420 Lake Boone TRL
Raleigh, NC 27607-7505
Phone (919) 784-3100

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A114378CAMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Torrance Health Association Inc CurrentSince Oct 1, 2022 Accepting new patients
County of Los Angeles CurrentSince Sep 1, 2013 Accepting new patients
County of Los Angeles CurrentSince Sep 1, 2013 Accepting new patients
Torrance Emergency Physicians, Inc Emergency Medicine CurrentSince Apr 1, 2014 Accepting new patients
Raleigh Emergency Medicine Associates Inc Emergency Medicine CurrentSince Aug 10, 2025 Accepting new patients

Locations

2110 E El Segundo Blvd
Ste 100
El Segundo, CA 90245
Phone (310) 517-7010

855 Manhattan Beach Blvd
Ste 101
Manhattan Beach, CA 90266
Phone (310) 257-0508

514 N Prospect Ave
Fl 4
Redondo Beach, CA 90277
Phone (310) 750-3300

14445 Olive View Dr
Sylmar, CA 91342
Phone (881) 836-4303

3330 Lomita Blvd
Torrance, CA 90505
Phone (310) 517-4675

23326 Hawthorne Blvd
Ste 200
Torrance, CA 90505
Phone (310) 257-7205

2900 Lomita Blvd
Torrance, CA 90505
Phone (310) 257-7260

850 S Main St
Holly Springs, NC 27540
Phone (919) 784-7093

4420 Lake Boone Trl
Raleigh, NC 27607
Phone (919) 784-3034

Organizations & group practices 5

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1241654400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1402876800000",
    "number": "1235363193",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8006 WESTLAWN AVE",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900452751",
            "telephone_number": "310-923-3092"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3105 LOMITA BLVD",
            "city": "TORRANCE",
            "state": "CA",
            "postal_code": "905055108",
            "telephone_number": "310-784-4997"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LOPEZ-O'SULLIVAN",
        "first_name": "ANA",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2009-05-07",
        "last_updated": "2014-06-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "A114378",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ANA",
            "last_name": "LOPEZ-O'SULLIVAN",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

Other providers in Torrance, CA

Sources for this page

Verify at the official NPI Registry.