Individual provider Active NPI

Jennifer Fermaintt

  • Mental Health Counselor
  • Chicago, IL
National Provider Identifier
1477406015
Registry record updated Feb 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
178.020067 Issued in IL
Practice address
3139 N Lincoln Ave Ste 202
Chicago, IL 60657-3122
Phone
(773) 998-1624
NPI assigned
Feb 16, 2026
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 16, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X 178.020067 IL Primary

Addresses

Primary practice location

3139 N Lincoln Ave Ste 202
Chicago, IL 60657-3122

Mailing address

286 Exeter LN
Sugar Grove, IL 60554-9469
Phone (847) 313-5754

Other practice location 1

618 Library Pl
Evanston, IL 60201-2908
Phone (847) 733-4300

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

State licenses

LicenseStateTypeSpecialty
178.020067ILMDMental Health Counselor

NPI Registry JSON

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

{
    "created_epoch": "1771200000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771200000000",
    "number": "1477406015",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "286 EXETER LN",
            "city": "SUGAR GROVE",
            "state": "IL",
            "postal_code": "605549469",
            "telephone_number": "847-313-5754"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3139 N LINCOLN AVE STE 202",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606573122",
            "telephone_number": "773-998-1624"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "618 Library Pl",
            "address_purpose": "LOCATION",
            "city": "Evanston",
            "state": "IL",
            "postal_code": "602012908",
            "country_code": "US",
            "telephone_number": "847-733-4300",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FERMAINTT",
        "first_name": "JENNIFER",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-02-16",
        "last_updated": "2026-02-16",
        "certification_date": "2026-02-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "IL",
            "license": "178.020067",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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 Feb 16, 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.