Matthew Michael Williams, PH.D.

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

License

36045 Issued in TX

Practice address

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

Phone

(254) 781-2027

Fax

(254) 781-2028

NPI assigned

Feb 15, 2007

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in TX

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Clinical Psychologist

Education

Other, 2010

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Philosophy

State licenses

Practice roles

Locations

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.

• Matthew Williams, PHD PLLC

  • Clinical Psychologist
  • Killeen, TX
  • NPI 1871968503

  Professional, TX

  Medicare reassignment NPD Authorized official
• Bluebonnet Trails Community MHMR Center

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Round Rock, TX
  • NPI 1730135864

  Professional, TX

  Medicare reassignment NPD
• Bluebonnet Trails Community MHMR Center

  • Rural Health Clinic/Center
  • La Grange, TX
  • NPI 1518536309
  NPD

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

{
    "created_epoch": "1171497600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1743379200000",
    "number": "1962545491",
    "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": "254-781-2027",
            "fax_number": "254-781-2028"
        },
        {
            "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": {
        "last_name": "WILLIAMS",
        "first_name": "MATTHEW",
        "middle_name": "MICHAEL",
        "name_prefix": "Dr.",
        "credential": "PH.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-02-15",
        "last_updated": "2025-03-31",
        "certification_date": "2025-03-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "TX",
            "license": "36045",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jokia Williams
• Kristin Paige Williams
• Latisha Williams
• Lois Williams, LPN
• Lucia Stephanie Williams, COTA
• Rachel Williams
• Renee Williams
• Taylor Alexandra Williams, OTR/L
• Tiffany Williams
• Yolanda Ann Williams, LCDC

• All providers in Killeen, TX
• 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; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.