Individual provider Active NPI

Irene Riley Sung, M.D.

  • Family Medicine Physician
  • Claremont, CA
National Provider Identifier
1720514185
Registry record updated Jul 15, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
A166573 Issued in CA
Practice address
1601 Monte Vista Ave Ste 190
Claremont, CA 91711-6600
Phone
(909) 865-9977
Fax
(909) 469-2109
NPI assigned
May 4, 2017
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 15, 2022

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X A166573 CA Primary

Addresses

Primary practice location

1601 Monte Vista Ave Ste 190
Claremont, CA 91711-6600

Mailing address

1601 Monte Vista Ave Ste 190
Claremont, CA 91711-6600
Phone (909) 865-9977

Other practice location 1

3110 Chino Ave Ste 150B
Chino Hills, CA 91709-1295
Phone (909) 630-7868

Other practice location 2

2333 Foothill Blvd Ste C
LA Verne, CA 91750-3027
Phone (909) 392-6511

Other identifiers 1

IdentifierTypeStateIssuer
1720514185MedicaidCA

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
I20201210001452 CA Practitioner - Family Practice 7810309143 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Other, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

1000 Flower St
Glendale, CA 91201-3007
Phone (818) 659-5000

10250 Santa Monica Blvd
Suite 2440
Los Angeles, CA 90067-6469
Phone (310) 286-0122

2020 Santa Monica Blvd
Suite 210
Santa Monica, CA 90404-2139
Phone (310) 458-2381

2424 Wilshire Blvd
Santa Monica, CA 90403-5806
Phone (310) 828-4530

4323 W Riverside Dr
Burbank, CA 91505-4044
Phone (818) 556-2700

4560 Admiralty Way
Suite 100
Marina del Rey, CA 90292-5424
Phone (310) 827-3700

6000 Sepulveda Blvd
Suite E10
Culver City, CA 90230-6421
Phone (310) 313-0020

6344 Topanga Canyon Blvd
Suite 2040
Woodland Hills, CA 91367-2362
Phone (818) 610-0292

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A166573CAMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
The Regents of the University of California CurrentSince Sep 1, 2025 Accepting new patients
Southern California Permanente Medical Group CurrentSince Sep 29, 2025 Accepting new patients
The Regents of the University of California Family Medicine CurrentSince Sep 1, 2025 Accepting new patients
Regents of the University of California CurrentSince Sep 1, 2025 Accepting new patients
Regents of the University of California Family Medicine CurrentSince Sep 1, 2025 Accepting new patients
Southern California Permanente Medical Group CurrentSince Sep 29, 2025 Accepting new patients
Premier Family Medicine Associates, Inc Family Medicine Past Accepting new patients

Locations

5475 E La Palma Ave
Anaheim, CA 92807
Phone (714) 279-6088

1000 Flower St
Glendale, CA 91201
Phone (818) 659-5000

24302 Paseo de Valencia
Ste 200
Laguna Hills, CA 92653
Phone (949) 458-8252

File 59755
Los Angeles, CA 90074

File 55737
Los Angeles, CA 90074

5767 W Century Blvd
Ste 400
Los Angeles, CA 90045
Phone (310) 301-5200

892 Aerovista Pl
Ste 240
San Luis Obispo, CA 93401
Phone (805) 541-8252

2020 Santa Monica Blvd
Ste 210
Santa Monica, CA 90404
Phone (310) 458-2381

100 Moody Ct
Ste 200
Thousand Oaks, CA 91360
Phone (805) 418-3500

Interoperability endpoints

  • Direct secure messaging: isung1452441@direct.uclahealth.org

Organizations & group practices 8

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.

NPI Registry JSON

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

{
    "created_epoch": "1493856000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1657843200000",
    "number": "1720514185",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1601 MONTE VISTA AVE STE 190",
            "city": "CLAREMONT",
            "state": "CA",
            "postal_code": "917116600",
            "telephone_number": "909-865-9977",
            "fax_number": "909-469-2109"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1601 MONTE VISTA AVE STE 190",
            "city": "CLAREMONT",
            "state": "CA",
            "postal_code": "917116600",
            "telephone_number": "909-865-9977",
            "fax_number": "909-469-2109"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3110 Chino Ave Ste 150B",
            "address_purpose": "LOCATION",
            "city": "Chino Hills",
            "state": "CA",
            "postal_code": "917091295",
            "country_code": "US",
            "telephone_number": "909-630-7868",
            "fax_number": "909-469-2109",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2333 Foothill Blvd Ste C",
            "address_purpose": "LOCATION",
            "city": "LA Verne",
            "state": "CA",
            "postal_code": "917503027",
            "country_code": "US",
            "telephone_number": "909-392-6511",
            "fax_number": "909-469-2137",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SUNG",
        "first_name": "IRENE",
        "middle_name": "RILEY",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-05-04",
        "last_updated": "2022-07-15",
        "certification_date": "2022-07-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CA",
            "license": "A166573",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1720514185",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Claremont, CA

Sources for this page

Verify at the official NPI Registry.