Individual provider Active NPI

Laura Kek

  • Gastroenterology Physician
  • Chicago, IL
National Provider Identifier
1013668656
Registry record updated Apr 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
77574 Issued in MN
Practice address
1620 W Harrison St
Chicago, IL 60612-3801
Phone
(312) 942-5000
NPI assigned
Jan 14, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 18, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 33358 MN
Internal Medicine Physician 207R00000X 77574 MN
Gastroenterology Physician 207RG0100X 77574 MN Primary

Addresses

Primary practice location

1620 W Harrison St
Chicago, IL 60612-3801

Mailing address

200 1St St SW
Rochester, MN 55905-0001
Phone (507) 284-2511

Other practice location 1

3333 Green Bay Rd
North Chicago, IL 60064-3095
Phone (847) 578-3000

Other practice location 2

200 1st St SW
Rochester, MN 55905-0001
Phone (507) 284-2511

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address lkek1950132@ehrdirect.mayoclinicmsg.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MN
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
I20240826002323 MN Practitioner - Internal Medicine 9931565587 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
R Franklin University of Med & Sci/Chicago Medical School, 2023
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mayo ClinicGroup PAC ID 6507778255, 4,829 clinicians

Practice addresses (Care Compare)

200 1St St SW
Rochester, MN 55905-0001
Phone (507) 284-2511

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
33358MNMDInternal Medicine Physician
77574MNMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mayo Clinic CurrentSince Jul 12, 2024 Accepting new patients
Mayo Clinic CurrentSince Jul 12, 2024 Accepting new patients
Mayo Clinic Gastroenterology Current Accepting new patients

Locations

200 1st St SW
Rochester, MN 55905
Phone (507) 266-4850

Organizations & group practices 3

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": "1642118400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776470400000",
    "number": "1013668656",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "200 1ST ST SW",
            "city": "ROCHESTER",
            "state": "MN",
            "postal_code": "559050001",
            "telephone_number": "507-284-2511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1620 W HARRISON ST",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606123801",
            "telephone_number": "312-942-5000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3333 Green Bay Rd",
            "address_purpose": "LOCATION",
            "city": "North Chicago",
            "state": "IL",
            "postal_code": "600643095",
            "country_code": "US",
            "telephone_number": "847-578-3000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "200 1st St SW",
            "address_purpose": "LOCATION",
            "city": "Rochester",
            "state": "MN",
            "postal_code": "559050001",
            "country_code": "US",
            "telephone_number": "507-284-2511",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KEK",
        "first_name": "LAURA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-01-14",
        "last_updated": "2026-04-18",
        "certification_date": "2026-04-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MN",
            "license": "33358",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MN",
            "license": "77574",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MN",
            "license": "77574",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "lkek1950132@ehrdirect.mayoclinicmsg.org",
            "affiliation": "N",
            "address_1": "200 1st St SW",
            "city": "Rochester",
            "state": "MN",
            "country_code": "US",
            "postal_code": "559050001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.