Individual provider Active NPI

Lauren Irene O'Brien, M.D.

  • Anatomic Pathology & Clinical Pathology Physician
  • Los Angeles, CA
National Provider Identifier
1689608556
Registry record updated Nov 27, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anatomic Pathology & Clinical Pathology PhysicianTaxonomy code 207ZP0102X
License
G46005 Issued in CA
Practice address
1500 San Pablo St
Los Angeles, CA 90033
Phone
(323) 442-2582
NPI assigned
Jul 10, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 27, 2023

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X G46005 CA Primary

Addresses

Primary practice location

1500 San Pablo St
Los Angeles, CA 90033

Mailing address

PO Box 31309
Los Angeles, CA 90031-0309
Phone (323) 442-2582

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address lauren.o'brien@direct.usc.edu Direct USC CARE MEDICAL GROUP, INC

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20101019001054 CA Practitioner - Pathology 8022201318 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pathology
Education
Duke University School of Medicine, 1978
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Usc Care Medical Group IncGroup PAC ID 0446157747, 1,378 clinicians

Practice addresses (Care Compare)

1500 San Pablo St
Los Angeles, CA 90033-5313
Phone (323) 442-8444

1516 San Pablo St
Los Angeles, CA 90033-5313
Phone (800) 872-2273

1520 San Pablo St
Los Angeles, CA 90033-5310
Phone (800) 872-2273

1520 San Pablo St 1St Floor N
Los Angeles, CA 90033-5310
Phone (800) 872-2273

Hospital & facility affiliations

  • Keck Hospital of Usc Hospital, Los Angeles, CA, CCN 050696
  • Usc Kenneth Norris Jr Cancer Hospital Hospital, Los Angeles, CA, CCN 050660
  • Usc Verdugo Hills Hospital Hospital, Glendale, CA, CCN 050124

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G46005CAMDAnatomic Pathology & Clinical Pathology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Usc Care Medical Group, Inc Anatomic Pathology & Clinical Pathology CurrentSince Feb 9, 2013 Accepting new patients
Usc Care Medical Group, Inc CurrentSince Feb 9, 2013 Accepting new patients
Keck Medical Center of Usc Past Accepting new patients
Pasadena Hospital Association, LTD. Past Accepting new patients
Huntington Pathology Medical Group Inc Anatomic Pathology & Clinical Pathology Past Accepting new patients
Usc University Hospital, Inc. Past Accepting new patients
University of California San Francisco Past Accepting new patients
Usc Verdugo Hills Hospital, LLC Past Accepting new patients
Pasadena Hosptial Association, LTD. Past Accepting new patients
Dr Henry D Slosser Inc Anatomic Pathology & Clinical Pathology Past Accepting new patients

Locations

1520 San Pablo St
Los Angeles, CA 90033
Phone (323) 442-5849

1450 San Pablo St
Fl 2
Los Angeles, CA 90033

1500 San Pablo St
Los Angeles, CA 90033
Phone (323) 443-8500

100 W California Blvd
Pasadena, CA 91105
Phone (626) 397-3445

Organizations & group practices 10

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 3

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": "1152489600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1701043200000",
    "number": "1689608556",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 31309",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900310309",
            "telephone_number": "323-442-2582"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 SAN PABLO ST",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "90033",
            "telephone_number": "323-442-2582"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'BRIEN",
        "first_name": "LAUREN",
        "middle_name": "IRENE",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-07-10",
        "last_updated": "2023-11-27",
        "certification_date": "2020-09-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "CA",
            "license": "G46005",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "lauren.o'brien@direct.usc.edu",
            "affiliation": "Y",
            "affiliationName": "USC CARE MEDICAL GROUP, INC",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "1500 San Pablo St",
            "city": "Los Angeles",
            "state": "CA",
            "country_code": "US",
            "postal_code": "90033",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Los Angeles, CA

Sources for this page

Verify at the official NPI Registry.