Matthew Williams, PHD PLLC

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

License

36045 Issued in TX

Legal business name

MATTHEW WILLIAMS, PHD PLLC

Practice address

1711 E Central Texas Expy Ste 106B
Killeen, TX 76541-9145

Phone

(254) 781-2027

Fax

(254) 781-2028

NPI assigned

Dec 7, 2015

Organization subpart

No

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

Authorized official

Name

Dr. Matthew Michael Williams, LPNPI 1962545491

Title

Psychologist/President

Phone

(254) 781-2027

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in TX

Enrollment records 1

Locations

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Matthew Michael Williams, PH.D.

  • Clinical Psychologist
  • Killeen, TX
  • NPI 1962545491

  Professional

  Medicare reassignment NPD Authorized official

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

{
    "created_epoch": "1449446400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1743379200000",
    "number": "1871968503",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "715 CACTUS LN",
            "city": "COPPERAS COVE",
            "state": "TX",
            "postal_code": "765227686",
            "telephone_number": "254-547-3166"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1711 E CENTRAL TEXAS EXPY STE 106B",
            "city": "KILLEEN",
            "state": "TX",
            "postal_code": "765419145",
            "telephone_number": "254-781-2027",
            "fax_number": "254-781-2028"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MATTHEW WILLIAMS, PHD PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2015-12-07",
        "last_updated": "2025-03-31",
        "certification_date": "2025-03-31",
        "status": "A",
        "authorized_official_last_name": "WILLIAMS",
        "authorized_official_first_name": "MATTHEW",
        "authorized_official_middle_name": "MICHAEL",
        "authorized_official_title_or_position": "PSYCHOLOGIST/PRESIDENT",
        "authorized_official_telephone_number": "254-781-2027",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "LP"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Psychologist, Clinical",
            "state": "TX",
            "license": "36045",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Nia Mathis
• Peggy Jean Mathis, RN, FNP-BC
• Sarah Mathis, OTR
• Mariela Lisvette Matos Rodriguez
• Megan Matos, SLP
• Chelsea A Matthews, LPC
• Hollie Matthews
• Daaiyah Mauras, LMFTA
• Rena Maus, MS LPC-S
• Keyarah C Maxie, RBT

• Clinical Psychologist in Killeen, TX
• Providers in Killeen, TX by specialty
• Clinical Psychologist in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 31, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.