NPIMap

Individual provider Active NPI

William A Kcomt, M.D.

  • Rheumatology Physician
  • La Grange, IL
National Provider Identifier
1710989587
Registry record updated Sep 18, 2018
On this page

Key facts

NPPES NPI Registry
Primary specialty
Rheumatology PhysicianTaxonomy code 207RR0500X
License
180005257 Issued in IL
Practice address
5201 S. Willow Springs Road
Suite 450
La Grange, IL 60525
Phone
(716) 346-7645
NPI assigned
Aug 11, 2005
Last updated
Sep 18, 2018By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 18, 2018

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 01057051A IN
Rheumatology Physician 207RR0500X MD424246 PA
Rheumatology Physician 207RR0500X 01057051A IN
Rheumatology Physician 207RR0500X 180005257 IL Primary
Hospitalist Physician 208M00000X 01057051A IN

Addresses

Primary practice location

5201 S. Willow Springs Road
Suite 450
La Grange, IL 60525

Mailing address

1616 E 56TH St Unit 707
Chicago, IL 60637-2706

Other identifiers 1

IdentifierTypeStateIssuer
1010426340002MedicaidPA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20150904002420 IL Practitioner - HospitalistPractitioner - Internal MedicinePractitioner - Rheumatology 1456323443 Reassigns benefits to 7 organizations

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine, Rheumatology
Education
Other, 1994
Medicare assignment
May accept Medicare assignment
Group practices
Prime Healthcare Illinois Medical Group LLCGroup PAC ID 5597275685, 278 clinicians
Chicago Physician Services PCGroup PAC ID 5496194698, 23 clinicians
Advance Inpatient Medicine LLCGroup PAC ID 8022305697, 42 clinicians

Practice addresses (Care Compare)

100 N River Rd
Des Plaines, IL 60016-1209
Phone (847) 297-1800

2233 W Division St
Chicago, IL 60622-3086
Phone (312) 770-2000

310 N Hammes Ave
Suite 101B
Joliet, IL 60435-8171
Phone (716) 346-7645

500 Remington Blvd
Bolingbrook, IL 60440-4906
Phone (630) 312-5000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
95.11 of 100Reported as group
Quality
74.7
Promoting interoperability
100
Improvement activities
40
Cost
85.45

Merit-based Incentive Payment System (MIPS)

Final score
95.51 of 100Reported as group
Quality
93.25
Improvement activities
40
Cost
79.74

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
01057051AINMDInternal Medicine Physician
180005257ILMDRheumatology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Prime Healthcare Illinois Medical Group LLC Internal Medicine CurrentSince Jun 26, 2025 Accepting new patients
WK Arthritis Care LLC Internal Medicine CurrentSince Sep 1, 2018 Accepting new patients
Advance Inpatient Medicine LLC Hospitalist CurrentSince Oct 1, 2024 Accepting new patients
Mount Sinai Community Foundation Current Accepting new patients
Hospitalist Physicians of Illinois, P.C. Internal Medicine CurrentSince Jan 15, 2022 Accepting new patients
Chicago Physician Services, P.C. Internal Medicine CurrentSince Sep 1, 2024 Accepting new patients
Cook County Current Accepting new patients
Cook County Internal Medicine CurrentSince Jun 17, 2022 Accepting new patients
Cook County CurrentSince Jun 17, 2022 Accepting new patients
Mount Sinai Community Foundation Internal Medicine CurrentSince May 14, 2017 Accepting new patients
Mount Sinai Community Foundation Internal Medicine CurrentSince May 14, 2017 Accepting new patients
St. Francis Hospital and Health Centers Rheumatology Past Accepting new patients
St. Francis Medical Group, LLC Internal Medicine Past Accepting new patients
Olympia Fields Eyecare, LTD. Past Accepting new patients

Locations

1801 W Olympic Blvd
#2636
Pasadena, CA 91199

1325 N Highland Ave
Aurora, IL 60506
Phone (630) 801-2756

500 Remington Blvd
Bolingbrook, IL 60440
Phone (630) 312-5000

100 Provena Way
Ste 103
Bourbonnais, IL 60914
Phone (815) 937-8780

1901 W Harrison St
Chicago, IL 60612
Phone (312) 864-5100

26460 Network Pl
Chicago, IL 60673
Phone (708) 786-2900

500 E 51st St
Chicago, IL 60615
Phone (312) 572-2000

7435 W Talcott Ave
Chicago, IL 60631
Phone (773) 467-9977

100 N River Rd
Des Plaines, IL 60016
Phone (847) 297-1800

1 Ingalls Dr
Harvey, IL 60426
Phone (708) 333-2300

534 W Chestnut St
Ste 100
Hinsdale, IL 60521
Phone (630) 568-3382

18636 Dixie Hwy
Homewood, IL 60430
Phone (708) 647-0571

201 N Hammes Ave
Joliet, IL 60435
Phone (224) 273-6350

310 N Hammes Ave
Ste 101B
Joliet, IL 60435
Phone (716) 346-7645

333 Madison St
Joliet, IL 60435
Phone (815) 725-7222

5201 Willow Springs Rd
Ste 450
La Grange Highlands, IL 60525
Phone (708) 354-2008

120 N Oak St
Oak Brook Mall, IL 60521
Phone (630) 856-6700

3700 W 203rd St
Ste 301
Olympia Flds, IL 60461
Phone (708) 679-2850

1131 W Jefferson St
Shorewood, IL 60404

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/18869/brand/1/csg/1/fhir/r4
  • FHIR API: https://fhir.meditouchehr.com/api/fhir/r4/

Organizations & group practices 14

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.

View all 14

Hospital & facility affiliations 7

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": "1123718400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1537228800000",
    "number": "1710989587",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1616 E 56TH ST UNIT 707",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606372706"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5201 S. WILLOW SPRINGS ROAD",
            "address_2": "SUITE 450",
            "city": "LA GRANGE",
            "state": "IL",
            "postal_code": "60525",
            "telephone_number": "716-346-7645"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KCOMT",
        "first_name": "WILLIAM",
        "middle_name": "A",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-08-11",
        "last_updated": "2018-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IN",
            "license": "01057051A",
            "primary": false
        },
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "PA",
            "license": "MD424246",
            "primary": false
        },
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "IN",
            "license": "01057051A",
            "primary": false
        },
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "IL",
            "license": "180005257",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "IN",
            "license": "01057051A",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1010426340002",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in La Grange, IL

Sources for this page

Verify at the official NPI Registry.