Individual provider Active NPI

Thomas James Kelsey, M.D.

  • Orthopaedic Surgery Physician
  • Chicago, IL
National Provider Identifier
1639604994
Registry record updated May 8, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
036178836 Issued in IL
Practice address
1611 W Harrison St Ste 400
Chicago, IL 60612-4861
Phone
(877) 632-6637
Fax
(708) 409-5179
NPI assigned
Apr 25, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 8, 2026

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Adult Reconstructive Orthopaedic Surgery Physician 207XS0114X 01098457A IN
Orthopaedic Surgery Physician 207X00000X 01098457A IN
Orthopaedic Surgery Physician 207X00000X 30989 NE
Adult Reconstructive Orthopaedic Surgery Physician 207XS0114X 036178836 IL
Orthopaedic Surgery Physician 207X00000X 036178836 IL Primary

Addresses

Primary practice location

1611 W Harrison St Ste 400
Chicago, IL 60612-4861

Mailing address

PO Box 555191
Camp Pendleton, CA 92055-5191
Phone (760) 725-1288

Other practice location 1

PO Box 555191
Camp Pendleton, CA 92055-5191
Phone (760) 725-1288

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IN, IL2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20260213000970 IN Practitioner - Orthopedic Surgery 8224518832 Reassigns benefits to 1 organization
I20260224001046 IL Practitioner - Orthopedic Surgery 8224518832 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
Other, 2017
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

5250 Coleridge CT
Carlsbad, CA 92008-4607

PO Box
Suite 393
Seekonk, MA 02771

PO Box
Suite 393
Seekonk, MA 02771-0393

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036178836ILMDOrthopaedic Surgery Physician
30989NEMDOrthopaedic Surgery Physician
01098457AINMDAdult Reconstructive Orthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Orthomidwest, PLLC CurrentSince Feb 6, 2026 Accepting new patients
Orthomidwest, PLLC Orthopaedic Surgery CurrentSince Feb 6, 2026 Accepting new patients

Locations

770 Beloit Rd
Belvidere, IL 61008
Phone (815) 847-7060

1611 W Harrison St
Ste 400
Chicago, IL 60612
Phone (312) 243-4244

9601 Calumet Ave
Munster, IN 46321
Phone (312) 432-2591

9200 Calumet Ave
Ste 300
Munster, IN 46321
Phone (708) 236-2737

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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1493078400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778198400000",
    "number": "1639604994",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 555191",
            "city": "CAMP PENDLETON",
            "state": "CA",
            "postal_code": "920555191",
            "telephone_number": "760-725-1288"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1611 W HARRISON ST STE 400",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606124861",
            "telephone_number": "877-632-6637",
            "fax_number": "708-409-5179"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "PO Box 555191",
            "address_purpose": "LOCATION",
            "city": "Camp Pendleton",
            "state": "CA",
            "postal_code": "920555191",
            "country_code": "US",
            "telephone_number": "760-725-1288",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KELSEY",
        "first_name": "THOMAS",
        "middle_name": "JAMES",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-04-25",
        "last_updated": "2026-05-08",
        "certification_date": "2026-05-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XS0114X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Adult Reconstructive Orthopaedic Surgery",
            "state": "IN",
            "license": "01098457A",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "IN",
            "license": "01098457A",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "NE",
            "license": "30989",
            "primary": false
        },
        {
            "code": "207XS0114X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Adult Reconstructive Orthopaedic Surgery",
            "state": "IL",
            "license": "036178836",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "IL",
            "license": "036178836",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.