Organization Active NPI

Clark, Nelson, and Associates, Inc.

  • Family Nurse Practitioner
  • Chicago, IL
National Provider Identifier
1902457450
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
Legal business name
CLARK, NELSON, AND ASSOCIATES, INC.
Doing business as
Clark, Nelson, and Associates, Inc.
Practice address
2600 S Michigan Ave
Ste LLD
Chicago, IL 60616
Phone
(312) 866-4642
NPI assigned
Sep 26, 2019
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Authorized official

Name
Shammona Clark, NP-CNPI 1235785809
Title
Family Nurse Practitioner
Phone
(574) 298-3090

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse PractitionerGroup: 193400000X SINGLE SPECIALTY GROUP 363LF0000X Primary
Psychiatric/Mental Health Nurse PractitionerGroup: 193200000X MULTI-SPECIALTY GROUP 363LP0808X

Addresses

Primary practice location

2600 S Michigan Ave
Ste LLD
Chicago, IL 60616

Mailing address

2600 S Michigan Ave
Ste LLD
Chicago, IL 60616
Phone (312) 866-4642

Other practice location 1

7533 S Center View Ct Ste N
West Jordan, UT 84084-5526
Phone (312) 866-4642

Other names 1

  • Clark, Nelson, and Associates, Inc. Doing business as

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20191227000115 IL Part B Supplier - Clinic/Group Practice 8123452166 Receives reassigned benefits from 4 practitioners
Practice locations: Chicago, IL

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
14D2242480Clark, Nelson, and Associates, Inc2600 S Michigan Ave - Ste LLD, Chicago, IL 60616Certificate of waiverNov 8, 2027

National Provider Directory

National Provider Directory

Locations

19801 Governors Hwy
Ste 140
Flossmoor, IL 60422
Phone (708) 600-0965

Practitioners & affiliated clinicians

Practitioners 4

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1569456000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1902457450",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2600 S MICHIGAN AVE",
            "address_2": "STE LLD",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "60616",
            "telephone_number": "312-866-4642"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2600 S MICHIGAN AVE",
            "address_2": "STE LLD",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "60616",
            "telephone_number": "312-866-4642"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "7533 S Center View Ct Ste N",
            "address_purpose": "LOCATION",
            "city": "West Jordan",
            "state": "UT",
            "postal_code": "840845526",
            "country_code": "US",
            "telephone_number": "312-866-4642",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "CLARK, NELSON, AND ASSOCIATES, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2019-09-26",
        "last_updated": "2025-09-11",
        "certification_date": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "CLARK",
        "authorized_official_first_name": "SHAMMONA",
        "authorized_official_title_or_position": "FAMILY NURSE PRACTITIONER",
        "authorized_official_telephone_number": "574-298-3090",
        "authorized_official_credential": "NP-C"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Nurse Practitioner, Family",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "363LP0808X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Clark, Nelson, and Associates, Inc.",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Clark, Nelson, and Associates, Inc.",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Chicago, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.