Dwayne O. Williams, M.D., P.a.

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

H4796 Issued in TX

Legal business name

DWAYNE O. WILLIAMS, M.D., P.A.

Practice address

17510 W Grand Pkwy S
Suite 180
Sugar Land, TX 77479-2645

Phone

(281) 238-3100

Fax

(281) 238-3101

NPI assigned

Dec 11, 2008

Organization subpart

No

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

Authorized official

Name

Dr. Dwayne Oneal Williams, M.D.

Title

Owner

Phone

(281) 238-3100

Specialties & licenses 1

Addresses

Other identifiers 1

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/1812/brand/1/csg/1/fhir/r4

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

{
    "created_epoch": "1228953600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1782691200000",
    "number": "1891930459",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "17510 W GRAND PKWY S",
            "address_2": "SUITE 180",
            "city": "SUGAR LAND",
            "state": "TX",
            "postal_code": "774792645",
            "telephone_number": "281-238-3100",
            "fax_number": "281-238-3101"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "17510 W GRAND PKWY S",
            "address_2": "SUITE 180",
            "city": "SUGAR LAND",
            "state": "TX",
            "postal_code": "774792645",
            "telephone_number": "281-238-3100",
            "fax_number": "281-238-3101"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "DWAYNE O. WILLIAMS, M.D., P.A.",
        "organizational_subpart": "NO",
        "enumeration_date": "2008-12-11",
        "last_updated": "2026-06-29",
        "certification_date": "2026-06-29",
        "status": "A",
        "authorized_official_last_name": "WILLIAMS",
        "authorized_official_first_name": "DWAYNE",
        "authorized_official_middle_name": "ONEAL",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "281-238-3100",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Family Medicine",
            "state": "TX",
            "license": "H4796",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "131699407",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Family Medicine Physician in Sugar Land, TX
• Providers in Sugar Land, TX by specialty
• Family Medicine Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 29, 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.