Individual provider Active NPI

Caroline Hwang, M.D.

  • Gastroenterology Physician
  • Los Angeles, CA
National Provider Identifier
1003090085
Registry record updated Mar 10, 2016
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
A108110 Issued in CA
Practice address
1520 San Pablo St
Suite 1000
Los Angeles, CA 90033-5310
Phone
(323) 442-5100
NPI assigned
Dec 26, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 10, 2016

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 245362 NY
Gastroenterology Physician 207RG0100X A108110 CA Primary

Addresses

Primary practice location

1520 San Pablo St
Suite 1000
Los Angeles, CA 90033-5310

Mailing address

PO Box 31309
Los Angeles, CA 90031-0309
Phone (323) 442-5100

Other identifiers 3

IdentifierTypeStateIssuer
W18762OtherCAGROUP MEDICARE
GR0100430OtherCAGROUP MEDI-CAL
1902846306OtherCAGROUP NPI

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
I20121121000477 CA Practitioner - GastroenterologyPractitioner - Internal Medicine 0941374375 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
GastroenterologyAlso: Internal Medicine
Education
University of California, Geffen School of Medicine, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Hoag ClinicGroup PAC ID 3274872064, 447 clinicians

Practice addresses (Care Compare)

1 Hoag Dr
Newport Beach, CA 92663-4162

1031 Avenida Pico
Suite 204
San Clemente, CA 92673-6352
Phone (949) 829-5533

16405 Sand Canyon Ave
Suite 200
Irvine, CA 92618-3786
Phone (949) 383-4190

500 Superior Ave
Suite 270
Newport Beach, CA 92663-3657
Phone (949) 791-3370

Hospital & facility affiliations

  • Hoag Memorial Hospital Presbyterian Hospital, Newport Beach, CA, CCN 050224

Merit-based Incentive Payment System (MIPS)

Final score
87.51 of 100Reported as group
Quality
84.12
Promoting interoperability
100
Improvement activities
40
Cost
74.24

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy60
Upper gastrointestinal (GI) endoscopy for acid reflux38

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
HHS exclusion list flag
Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Hoag Clinic CurrentSince Aug 1, 2021 Accepting new patients
Hoag Memorial Hospital Presbyterian Past Accepting new patients
Hoag Hospital Past Accepting new patients
Keck Medical Center of Usc Past Accepting new patients
Usc University Hospital, Inc. Past Accepting new patients
The New York and Presbyterian Hospital Past Accepting new patients
Usc Verdugo Hills Hospital, LLC Past Accepting new patients

Locations

26672 Portola Pkwy
Ste 104
Foothill Ranch, CA 92610
Phone (949) 464-2778

19582 Beach Blvd
Ste 270
Huntington Beach, CA 92648
Phone (714) 232-8833

16405 Sand Canyon Ave
Ste 280
Irvine, CA 92618
Phone (949) 557-0251

16105 Sand Canyon Ave
Ste 230
Irvine, CA 92618
Phone (949) 288-5701

1 Hoag Dr
Newport Beach, CA 92663
Phone (877) 742-4624

1031 Avenida Pico
Ste 204
San Clemente, CA 92673
Phone (949) 829-5533

15000 Kensington Park Dr
Ste 270
Tustin, CA 92782
Phone (714) 543-9855

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/10944/brand/3/csg/1/fhir/r4
  • FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/R4/
  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/DSTU2/

Organizations & group practices 7

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": "1198627200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1457568000000",
    "number": "1003090085",
    "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": "323-442-5100"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1520 SAN PABLO ST",
            "address_2": "SUITE 1000",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900335310",
            "telephone_number": "323-442-5100"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HWANG",
        "first_name": "CAROLINE",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-12-26",
        "last_updated": "2016-03-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "245362",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": "A108110",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "GROUP MEDICARE",
            "identifier": "W18762",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "GROUP MEDI-CAL",
            "identifier": "GR0100430",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "GROUP NPI",
            "identifier": "1902846306",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Los Angeles, CA

Sources for this page

Verify at the official NPI Registry.