Individual provider Active NPI

Ari Weinreb, M.D./PH.D.

  • Clinical Genetics (M.D.) Physician
  • Los Angeles, CA
National Provider Identifier
1437261229
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Genetics (M.D.) PhysicianTaxonomy code 207SG0201X
License
G76766 Issued in CA
Practice address
11301 Wilshire Blvd
Vaglahs BLDG. 500 111J
Los Angeles, CA 90073-1003
Phone
(310) 268-3633
Fax
(310) 268-4250
NPI assigned
Aug 31, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Rheumatology Physician 207RR0500X G76766 CA
Clinical Genetics (M.D.) Physician 207SG0201X G76766 CA Primary

Addresses

Primary practice location

11301 Wilshire Blvd
Vaglahs BLDG. 500 111J
Los Angeles, CA 90073-1003

Mailing address

11301 Wilshire Blvd
Vaglahs BLDG. 500 111J
Los Angeles, CA 90073-1003
Phone (310) 268-3633

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Medicine, Doctor of Philosophy

State licenses

LicenseStateTypeSpecialty
G76766CAMDRheumatology Physician

NPI Registry JSON

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

{
    "created_epoch": "1156982400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1437261229",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11301 WILSHIRE BLVD",
            "address_2": "VAGLAHS BLDG. 500 111J",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900731003",
            "telephone_number": "310-268-3633",
            "fax_number": "310-268-4250"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11301 WILSHIRE BLVD",
            "address_2": "VAGLAHS BLDG. 500 111J",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900731003",
            "telephone_number": "310-268-3633",
            "fax_number": "310-268-4250"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WEINREB",
        "first_name": "ARI",
        "name_prefix": "Dr.",
        "credential": "M.D./PH.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-31",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "CA",
            "license": "G76766",
            "primary": false
        },
        {
            "code": "207SG0201X",
            "taxonomy_group": "",
            "desc": "Medical Genetics, Clinical Genetics (M.D.)",
            "state": "CA",
            "license": "G76766",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Los Angeles, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.