Individual provider Active NPI

Julie Colantonio, LCSW, LCDC

  • Addiction (Substance Use Disorder) Counselor
  • Houston, TX
National Provider Identifier
1215088943
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X
License
4470 Issued in TX
Practice address
3801 Kirby Dr
Suite 730
Houston, TX 77098-4100
Phone
(713) 533-1560
Fax
(713) 533-1656
NPI assigned
Jan 16, 2007
Sex
Female
Sole proprietor
Yes

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 16825 TX
Addiction (Substance Use Disorder) Counselor 101YA0400X 4470 TX Primary

Addresses

Primary practice location

3801 Kirby Dr
Suite 730
Houston, TX 77098-4100

Mailing address

3801 Kirby Dr
Suite 730
Houston, TX 77098-4100
Phone (713) 533-1560

Other names 1

  • Mrs. Julie Marrelli Other 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

State licenses

LicenseStateTypeSpecialty
4470TXMDAddiction (Substance Use Disorder) Counselor
16825TXMDClinical Social Worker

NPI Registry JSON

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

{
    "created_epoch": "1168905600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1215088943",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3801 KIRBY DR",
            "address_2": "SUITE 730",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770984100",
            "telephone_number": "713-533-1560",
            "fax_number": "713-533-1656"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3801 KIRBY DR",
            "address_2": "SUITE 730",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770984100",
            "telephone_number": "713-533-1560",
            "fax_number": "713-533-1656"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "COLANTONIO",
        "first_name": "JULIE",
        "name_prefix": "Mrs.",
        "credential": "LCSW, LCDC",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-01-16",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "TX",
            "license": "16825",
            "primary": false
        },
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "TX",
            "license": "4470",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "JULIE",
            "last_name": "MARRELLI",
            "prefix": "MRS.",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Houston, TX

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.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.