Individual provider Active NPI

Kami Jo Larson Harless, MD

  • Family Medicine Physician
  • Springfield, IL
National Provider Identifier
1841533171
Registry record updated Aug 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
036.142057 Issued in IL
Practice address
520 N 4TH St
Springfield, IL 62702-5208
Phone
(217) 545-8000
Fax
(217) 757-8161
NPI assigned
Apr 4, 2013
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 12, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 036.142057 IL Primary
Addiction Medicine (Family Medicine) Physician 207QA0401X 036.142057 IL
Family Medicine Physician 207Q00000X MD60587321 WA

Addresses

Primary practice location

520 N 4TH St
Springfield, IL 62702-5208

Mailing address

PO Box 19639
Springfield, IL 62794-9639
Phone (217) 545-8000

Other practice location 1

319 E Madison St Ste 1F
Springfield, IL 62701-3118
Phone (217) 545-8000

Other practice location 2

2833 S Grand Ave E Ste 100
Springfield, IL 62703-2175
Phone (217) 535-3100

Other practice location 3

1401 Madison St
Ste. 100
Seattle, WA 98104-1316
Phone (206) 386-6197

Other practice location 4

1600 E Clear Lake Ave Ste 120
Springfield, IL 62703-1172
Phone (217) 545-8000

Other names 1

  • Kami Jo Larson Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA, 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
I20161019000600 WA Practitioner - Family Practice 7719205137 Reassigns benefits to 1 organization
I20240122001219 IL Practitioner - Family PracticePractitioner - Addiction Medicine 7719205137 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Family PracticeAlso: Addiction Medicine
Education
University of Wisconsin School of Medicine, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

319 E Madison St
Springfield, IL 62701-3118
Phone (217) 545-8000

520 N 4TH St
Springfield, IL 62702-5238
Phone (217) 545-8000

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Board of Trustees of Southern Illinois University Family Medicine CurrentSince Jan 22, 2024 Accepting new patients
King County Finance CurrentSince Sep 1, 2016 Accepting new patients
Board of Trustees of Southern Illinois University Current Accepting new patients
King County Finance CurrentSince Sep 1, 2016 Accepting new patients
Board of Trustees of Southern Illinois University CurrentSince Jan 22, 2024 Accepting new patients
Southern Illinois University Past Accepting new patients

Locations

319 E Madison St
Ste 1F
Springfield, IL 62701
Phone (217) 788-3948

1600 E Clear Lake Ave
Ste 120
Springfield, IL 62703

520 N 4th St
Springfield, IL 62702
Phone (217) 757-8100

2833 South Grand Ave E
#100
Springfield, IL 62703
Phone (217) 535-3100

401 5th Ave
Ste 1200
Seattle, WA 98104
Phone (206) 205-5975

2124 4th Ave
Seattle, WA 98121
Phone (206) 296-4755

Interoperability endpoints

  • Direct secure messaging: kamiharless@siusm.allscriptsdirect.net

Organizations & group practices 6

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": "1365033600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786492800000",
    "number": "1841533171",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 19639",
            "city": "SPRINGFIELD",
            "state": "IL",
            "postal_code": "627949639",
            "telephone_number": "217-545-8000",
            "fax_number": "844-470-2488"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "520 N 4TH ST",
            "city": "SPRINGFIELD",
            "state": "IL",
            "postal_code": "627025208",
            "telephone_number": "217-545-8000",
            "fax_number": "217-757-8161"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "319 E Madison St Ste 1F",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "IL",
            "postal_code": "627013118",
            "country_code": "US",
            "telephone_number": "217-545-8000",
            "fax_number": "217-757-8161",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2833 S Grand Ave E Ste 100",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "IL",
            "postal_code": "627032175",
            "country_code": "US",
            "telephone_number": "217-535-3100",
            "fax_number": "217-535-3104",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1401 Madison St",
            "address_2": "Ste. 100",
            "address_purpose": "LOCATION",
            "city": "Seattle",
            "state": "WA",
            "postal_code": "981041316",
            "country_code": "US",
            "telephone_number": "206-386-6197",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1600 E Clear Lake Ave Ste 120",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "IL",
            "postal_code": "627031172",
            "country_code": "US",
            "telephone_number": "217-545-8000",
            "fax_number": "217-679-1890",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HARLESS",
        "first_name": "KAMI",
        "middle_name": "JO LARSON",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2013-04-04",
        "last_updated": "2026-08-12",
        "certification_date": "2026-08-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "IL",
            "license": "036.142057",
            "primary": true
        },
        {
            "code": "207QA0401X",
            "taxonomy_group": "",
            "desc": "Family Medicine, Addiction Medicine",
            "state": "IL",
            "license": "036.142057",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "WA",
            "license": "MD60587321",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KAMI",
            "last_name": "LARSON",
            "middle_name": "JO",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Springfield, IL

Sources for this page

Verify at the official NPI Registry.