Individual provider Active NPI

Marissa Mallinckrodt, NP

  • Primary Care Nurse Practitioner
  • Wilmette, IL
National Provider Identifier
1821966961
Registry record updated Oct 29, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Primary Care Nurse PractitionerTaxonomy code 363LP2300X
License
209.033716 Issued in IL
Practice address
505 Skokie Blvd
Wilmette, IL 60091-2131
Phone
(847) 893-1020
NPI assigned
Oct 29, 2025
Last updated
Oct 29, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 29, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Primary Care Nurse Practitioner 363LP2300X 209.033716 IL Primary

Addresses

Primary practice location

505 Skokie Blvd
Wilmette, IL 60091-2131

Mailing address

505 Skokie Blvd
Wilmette, IL 60091-2131
Phone (847) 893-1020

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
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
209.033716ILMDPrimary Care Nurse Practitioner

NPI Registry JSON

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

{
    "created_epoch": "1761696000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761696000000",
    "number": "1821966961",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "505 SKOKIE BLVD",
            "city": "WILMETTE",
            "state": "IL",
            "postal_code": "600912131",
            "telephone_number": "847-893-1020"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "505 SKOKIE BLVD",
            "city": "WILMETTE",
            "state": "IL",
            "postal_code": "600912131",
            "telephone_number": "847-893-1020"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MALLINCKRODT",
        "first_name": "MARISSA",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-10-29",
        "last_updated": "2025-10-29",
        "certification_date": "2025-10-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP2300X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Primary Care",
            "state": "IL",
            "license": "209.033716",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Wilmette, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 29, 2025; 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.