Individual provider Active NPI

Il-Ran Hwang, M.D

  • Internal Medicine Physician
  • Chicago, IL
National Provider Identifier
1346528593
Registry record updated Aug 2, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
125060559 Issued in IL
Practice address
1500 S California Avenue
Chicago, IL 60608-1797
Phone
(773) 542-2000
Fax
(773) 257-6027
NPI assigned
Jul 21, 2011
Last updated
Aug 2, 2011By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 2, 2011

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 125060559 IL Primary

Addresses

Primary practice location

1500 S California Avenue
Chicago, IL 60608-1797

Mailing address

1500 S California Ave
Chicago, IL 60608-1797
Phone (773) 542-2000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
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
I20180420001091 TX Practitioner - Internal Medicine 7911223912 Reassigns benefits to 6 organizations
Practice locations: Sugar Land, TX

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 1989
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Vanguard Inpatient Physicians PLLCGroup PAC ID 4183907652, 32 clinicians

Practice addresses (Care Compare)

4645 Sweetwater Blvd
Suite 200
Sugar Land, TX 77479-3016
Phone (281) 565-1112

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
125060559ILMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Round Table Physicians Group PLLC Current Accepting new patients
Ies Hospitalists PLLC CurrentSince Jul 24, 2024 Accepting new patients
Round Table Specialist Group, PLLC CurrentSince Mar 1, 2020 Accepting new patients
Lonestar Hospital Medicine Associates, PA Internal Medicine CurrentSince Jun 12, 2018 Accepting new patients
Jefferson Physician Services, PLLC Internal Medicine CurrentSince Mar 1, 2024 Accepting new patients
Hospitalist Medicine Physicians of Texas, PLLC Internal Medicine CurrentSince Jul 28, 2023 Accepting new patients
Vanguard Inpatient Physicians, PLLC Internal Medicine CurrentSince Jul 22, 2025 Accepting new patients
San Jacinto Methodist Hospital Past Accepting new patients
The Community Hospital of Brazosport Past Accepting new patients

Locations

5701 W Slaughter Ln
Bldg G
Austin, TX 78749
Phone (512) 651-5787

2830 Calder St
Beaumont, TX 77702
Phone (409) 899-7000

1014 Wirt Rd
Ste 200
Houston, TX 77055
Phone (713) 527-5000

11103 Westheimer Rd
#C
Houston, TX 77042

4560 FM 1960 Rd W
Ste 101
Houston, TX 77069
Phone (281) 444-0000

800 W Central Texas Expy
Killeen, TX 76541
Phone (254) 220-4117

100 Medical Dr
Lake Jackson, TX 77566
Phone (713) 496-7555

2400 Round Rock Ave
Round Rock, TX 78681
Phone (512) 255-6066

4645 Sweetwater Blvd
Ste 200
Sugar Land, TX 77479
Phone (281) 565-1112

Interoperability endpoints

  • Direct secure messaging: ihwang457028@direct.stlukeshealth.org

Organizations & group practices 9

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

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": "1311206400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1312243200000",
    "number": "1346528593",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1500 S CALIFORNIA AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606081797",
            "telephone_number": "773-542-2000",
            "fax_number": "773-257-6027"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 S CALIFORNIA AVENUE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606081797",
            "telephone_number": "773-542-2000",
            "fax_number": "773-257-6027"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HWANG",
        "first_name": "IL-RAN",
        "name_prefix": "Ms.",
        "credential": "M.D",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2011-07-21",
        "last_updated": "2011-08-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "125060559",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.