Individual provider Active NPI

Young In Song, DO

  • Internal Medicine Physician
  • Los Angeles, CA
National Provider Identifier
1356085682
Registry record updated Apr 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
20A21442 Issued in CA
Practice address
1731 E 120TH St
Los Angeles, CA 90059-3051
Phone
(323) 563-4991
NPI assigned
Apr 22, 2022
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 12, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 20A21442 CA Primary

Addresses

Primary practice location

1731 E 120TH St
Los Angeles, CA 90059-3051

Mailing address

20600 Main St SPC 44
Carson, CA 90745-1108
Phone (714) 788-9490

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 Osteopathy

State licenses

LicenseStateTypeSpecialty
20A21442CAMDInternal Medicine Physician

Interoperability endpoints

  • Direct secure messaging: young.song.1@17661.direct.athenahealth.com
  • Direct secure messaging: young.song.1@31788.direct.athenahealth.com

NPI Registry JSON

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

{
    "created_epoch": "1650585600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775952000000",
    "number": "1356085682",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "20600 MAIN ST SPC 44",
            "city": "CARSON",
            "state": "CA",
            "postal_code": "907451108",
            "telephone_number": "714-788-9490"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1731 E 120TH ST",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900593051",
            "telephone_number": "323-563-4991"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SONG",
        "first_name": "YOUNG",
        "middle_name": "IN",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2022-04-22",
        "last_updated": "2026-04-12",
        "certification_date": "2026-04-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "20A21442",
            "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 Apr 12, 2026; 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.