Individual provider Active NPI

Lawrence Timothy Kacmar, M.D.

  • Sports Medicine (Family Medicine) Physician
  • Aurora, IL
National Provider Identifier
1699861682
Registry record updated Feb 26, 2014
On this page

Key facts

NPPES NPI Registry
Primary specialty
Sports Medicine (Family Medicine) PhysicianTaxonomy code 207QS0010X
License
036-091557 Issued in IL
Practice address
3965 75TH St
Suite 103
Aurora, IL 60504-7925
Phone
(630) 375-1625
Fax
(630) 375-1925
NPI assigned
Oct 5, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 26, 2014

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Sports Medicine (Family Medicine) Physician 207QS0010X 036-091557 IL Primary

Addresses

Primary practice location

3965 75TH St
Suite 103
Aurora, IL 60504-7925

Mailing address

3965 75TH St
Suite 103
Aurora, IL 60504-7925
Phone (630) 375-1625

Other identifiers 3

IdentifierTypeStateIssuer
036091557MedicaidIL
17167232OtherILUNITED HEALTHCARE
0002232125OtherILBLUECROSS/BLUESHIELD

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
I20080710000065 IL Practitioner - Family PracticePractitioner - Other (Physician) 4183796089 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Indiana Medical College, School of Medicine of Purdue University, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Complexcare Medical Group Midwest H PLLCGroup PAC ID 0143737148, 128 clinicians
Theoria MedicalGroup PAC ID 5395098339, 317 clinicians

Practice addresses (Care Compare)

335 Illinois St
Crystal Lake, IL 60014-3618
Phone (815) 459-7791

3965 75TH St
Suite 103
Aurora, IL 60504-7926
Phone (630) 375-1625

800 Division St
Dixon, IL 61021-4107
Phone (248) 660-1220

Hospital & facility affiliations

  • Serenity Hospice and Home Hospice, Oregon, IL, CCN 141579
  • Northwestern Medicine Central Dupage Hospital Hospital, Winfield, IL, CCN 140242
  • Osf Saint Katharine Medical Center Hospital, Dixon, IL, CCN 140012
  • Edward Hospital Hospital, Naperville, IL, CCN 140231
  • Swedish Hospital Hospital, Chicago, IL, CCN 140114
  • Copley Memorial Hospital Hospital, Aurora, IL, CCN 140029
  • Dixon Rehab & HCC Nursing home, Dixon, IL, CCN 145906

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of skin lesions1-10
Removal or shaving of skin growth1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036-091557ILMDSports Medicine (Family Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Theoria Medical CurrentSince May 28, 2025 Accepting new patients
Complexcare Medical Group Midwest H PLLC CurrentSince Aug 31, 2025 Accepting new patients
Lawrence T. Kacmar MDSC PastSince Jul 1, 2002 Accepting new patients

Locations

471 W Terra Cotta Ave
Crystal Lake, IL 60014
Phone (815) 455-0550

335 Illinois St
Crystal Lake, IL 60014
Phone (815) 459-7791

41800 W 11 Mile Rd
Ste 109
Novi, MI 48375
Phone (833) 578-2763

Organizations & group practices 4

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 8

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": "1160006400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1393372800000",
    "number": "1699861682",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3965 75TH ST",
            "address_2": "SUITE 103",
            "city": "AURORA",
            "state": "IL",
            "postal_code": "605047925",
            "telephone_number": "630-375-1625",
            "fax_number": "630-375-1925"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3965 75TH ST",
            "address_2": "SUITE 103",
            "city": "AURORA",
            "state": "IL",
            "postal_code": "605047925",
            "telephone_number": "630-375-1625",
            "fax_number": "630-375-1925"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KACMAR",
        "first_name": "LAWRENCE",
        "middle_name": "TIMOTHY",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-05",
        "last_updated": "2014-02-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207QS0010X",
            "taxonomy_group": "",
            "desc": "Family Medicine, Sports Medicine",
            "state": "IL",
            "license": "036-091557",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036091557",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "UNITED HEALTHCARE",
            "identifier": "17167232",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUECROSS/BLUESHIELD",
            "identifier": "0002232125",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Aurora, IL

Sources for this page

Verify at the official NPI Registry.