Individual provider Active NPI

Gwendolyn Di Domenico

  • Mental Health Counselor
  • Littleton, CO
National Provider Identifier
1821900523
Registry record updated Sep 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
LSW0009925818 Issued in CO
Practice address
5500 S Sycamore St Ste 100
Littleton, CO 80120-1132
Phone
(303) 730-8858
NPI assigned
Sep 18, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 18, 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 LSW0009925818 CO Primary

Addresses

Primary practice location

5500 S Sycamore St Ste 100
Littleton, CO 80120-1132

Mailing address

116 Inverness Dr E Ste 105
Englewood, CO 80112-5125
Phone (303) 730-8858

Medicare participation

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

NPI Registry JSON

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

{
    "created_epoch": "1789689600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789689600000",
    "number": "1821900523",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "116 INVERNESS DR E STE 105",
            "city": "ENGLEWOOD",
            "state": "CO",
            "postal_code": "801125125",
            "telephone_number": "303-730-8858"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5500 S SYCAMORE ST STE 100",
            "city": "LITTLETON",
            "state": "CO",
            "postal_code": "801201132",
            "telephone_number": "303-730-8858"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DI DOMENICO",
        "first_name": "GWENDOLYN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-09-18",
        "last_updated": "2026-09-18",
        "certification_date": "2026-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "CO",
            "license": "LSW0009925818",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Littleton, CO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 18, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.