Individual provider Active NPI

Katherine Welter, M.D.

  • Hospitalist Physician
  • Chicago, IL
National Provider Identifier
1437538311
Registry record updated Nov 24, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
036.145669 Issued in IL
Practice address
251 E Huron St Ste 16-738
Chicago, IL 60611
Phone
(312) 926-5924
NPI assigned
May 25, 2015
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 24, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X 036.145669 IL Primary
Addiction Medicine (Internal Medicine) Physician 207RA0401X 036145669 IL
Internal Medicine Physician 207R00000X 125066555 IL

Addresses

Primary practice location

251 E Huron St Ste 16-738
Chicago, IL 60611

Mailing address

680 N Lake Shore Dr
Chicago, IL 60611-2987
Phone (312) 695-6868

Other practice location 1

1653 W Congress Pkwy
Chicago, IL 60612-3833
Phone (312) 942-5000

Other names 1

  • Katherine Lowry Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL
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
I20180621002759 IL Practitioner - HospitalistPractitioner - Internal Medicine 7113217100 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Southern Illinois University School of Medicine, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

251 E Huron
Chicago, IL 60611-2908

251 E Huron St
Chicago, IL 60611-2908

675 N Saint Clair St
Chicago, IL 60611-5975

675 N St Clair
Chicago, IL 60611-5975

676 N Saint Clair
Chicago, IL 60611-2927

676 N Saint Clair St
Chicago, IL 60611-2927

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
95.19 of 100Reported as apm
Quality
83.05
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036.145669ILMDHospitalist Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Northwestern Medical Faculty Foundation CurrentSince Aug 1, 2018 Accepting new patients
Northwestern Medical Faculty Foundation CurrentSince Aug 1, 2018 Accepting new patients

Locations

Dept 5777
Carol Stream, IL 60122

Carol Stream, IL 60122
Phone (630) 933-3300

680 N Lake Shore Dr
Chicago, IL 60611
Phone (312) 503-6000

680 N Lake Shore Dr
Ste 1000
Chicago, IL 60611
Phone (312) 695-4022

251 E Huron St
Ste 16738
Chicago, IL 60611
Phone (312) 926-5924

660 N Westmoreland Rd
#302
Lake Forest, IL 60045

Organizations & group practices 2

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": "1432512000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763942400000",
    "number": "1437538311",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "680 N LAKE SHORE DR",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112987",
            "telephone_number": "312-695-6868"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "251 E HURON ST STE 16-738",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "60611",
            "telephone_number": "312-926-5924"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1653 W Congress Pkwy",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606123833",
            "country_code": "US",
            "telephone_number": "312-942-5000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WELTER",
        "first_name": "KATHERINE",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-05-25",
        "last_updated": "2025-11-24",
        "certification_date": "2025-11-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "IL",
            "license": "036.145669",
            "primary": true
        },
        {
            "code": "207RA0401X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Addiction Medicine",
            "state": "IL",
            "license": "036145669",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "125066555",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATHERINE",
            "last_name": "LOWRY",
            "credential": "M.D.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.