Individual provider Active NPI

Xylene Contaoi, BCBA

  • Behavior Analyst
  • Mesa, AZ
National Provider Identifier
1538403142
Registry record updated Aug 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Behavior AnalystTaxonomy code 103K00000X
License
1-14-9698 Issued in CA
Practice address
455 E 6TH St
Mesa, AZ 85203-7118
Phone
(480) 359-4160
NPI assigned
Nov 20, 2012
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 11, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Behavior Analyst 103K00000X BCABA 0-10-3966 CA
Behavior Analyst 103K00000X 1-14-9698 CA Primary

Addresses

Primary practice location

455 E 6TH St
Mesa, AZ 85203-7118

Mailing address

9620 Chesapeake Dr Ste 105
San Diego, CA 92123-1324
Phone (714) 834-1111

Other practice location 1

2932 Heritage Pl NE
Milledgeville, GA 31061-9208
Phone (951) 433-5946

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

Practice roles

OrganizationSpecialtyStatusNew patients
Primecare ABA Past Accepting new patients
True Crew California LLC Behavior Analyst PastSince Aug 1, 2023 Accepting new patients
Aces 2020, LLC Behavior Analyst Past Accepting new patients

Organizations & group practices 3

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1353369600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786406400000",
    "number": "1538403142",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9620 CHESAPEAKE DR STE 105",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921231324",
            "telephone_number": "714-834-1111"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "455 E 6TH ST",
            "city": "MESA",
            "state": "AZ",
            "postal_code": "852037118",
            "telephone_number": "480-359-4160"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2932 Heritage Pl NE",
            "address_purpose": "LOCATION",
            "city": "Milledgeville",
            "state": "GA",
            "postal_code": "310619208",
            "country_code": "US",
            "telephone_number": "951-433-5946",
            "fax_number": "478-245-0671",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CONTAOI",
        "first_name": "XYLENE",
        "credential": "BCBA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2012-11-20",
        "last_updated": "2026-08-11",
        "certification_date": "2026-08-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "",
            "desc": "Behavior Analyst",
            "state": "CA",
            "license": "BCABA 0-10-3966",
            "primary": false
        },
        {
            "code": "103K00000X",
            "taxonomy_group": "",
            "desc": "Behavior Analyst",
            "state": "CA",
            "license": "1-14-9698",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Mesa, AZ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 11, 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.