Individual provider Active NPI

Cary Leonard Emard Klemmer, PH.D., LCSW

  • Clinical Social Worker
  • Evanston, IL
National Provider Identifier
1740957976
Registry record updated Feb 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
149.024234 Issued in IL
Practice address
1604 Chicago Ave Ste 7B
Evanston, IL 60201-6017
Phone
(773) 231-8407
NPI assigned
Aug 25, 2021
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 23, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 149.024234 IL Primary
Clinical Social Worker 1041C0700X 150.104577 IL

Addresses

Primary practice location

1604 Chicago Ave Ste 7B
Evanston, IL 60201-6017

Mailing address

1604 Chicago Ave Ste 7B
Evanston, IL 60201-6017
Phone (773) 231-8407

Other names 1

  • Cary Leonard Klemmer Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Philosophy

State licenses

LicenseStateTypeSpecialty
149.024234ILMDClinical Social Worker
150.104577ILMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
CLK Psychotherapy PLLC CurrentSince May 1, 2022 Accepting new patients

Locations

1604 Chicago Ave
Ste 7B
Evanston, IL 60201
Phone (773) 231-8407

Organizations & group practices 1

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": "1629849600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771804800000",
    "number": "1740957976",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1604 CHICAGO AVE STE 7B",
            "city": "EVANSTON",
            "state": "IL",
            "postal_code": "602016017",
            "telephone_number": "773-231-8407"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1604 CHICAGO AVE STE 7B",
            "city": "EVANSTON",
            "state": "IL",
            "postal_code": "602016017",
            "telephone_number": "773-231-8407"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "EMARD KLEMMER",
        "first_name": "CARY",
        "middle_name": "LEONARD",
        "credential": "PH.D.,  LCSW",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-08-25",
        "last_updated": "2026-02-23",
        "certification_date": "2026-02-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "IL",
            "license": "149.024234",
            "primary": true
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "IL",
            "license": "150.104577",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "CARY",
            "last_name": "KLEMMER",
            "middle_name": "LEONARD",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Evanston, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 23, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.