Organization Active NPI

Surgical Practices of South Texas, PLLC

  • Neurological Surgery Physician
  • San Antonio, TX
National Provider Identifier
1821021437
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurological Surgery PhysicianTaxonomy code 207T00000X
Legal business name
SURGICAL PRACTICES OF SOUTH TEXAS, PLLC
Practice address
343 W Houston St
Suite 705
San Antonio, TX 78205-2107
Phone
(210) 545-3660
NPI assigned
Jul 8, 2006
Organization subpart
No

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

Authorized official

Name
Dr. Moises Mateo Soulas IX, M.D.
Title
President/Manager
Phone
(210) 545-3660

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Neurological Surgery PhysicianGroup: 193400000X MULTIPLE SINGLE SPECIALTY GROUP 207T00000X Primary
Surgery PhysicianGroup: 193400000X MULTIPLE SINGLE SPECIALTY GROUP 208600000X
Colon & Rectal Surgery PhysicianGroup: 193400000X MULTIPLE SINGLE SPECIALTY GROUP 208C00000X

Addresses

Primary practice location

343 W Houston St
Suite 705
San Antonio, TX 78205-2107

Mailing address

343 W Houston St
Suite 705
San Antonio, TX 78205-2107
Phone (210) 545-3660

Other identifiers 1

IdentifierTypeStateIssuer
PENDINGMedicaidTX

National Provider Directory

National Provider Directory

Locations

311 Arsenal St
Ste 102
Watertown, MA 02472

343 W Houston St
Ste 705
San Antonio, TX 78205
Phone (210) 229-0688

11212 State Highway 151
Ste 230
San Antonio, TX 78251
Phone (210) 265-1924

Practitioners & affiliated clinicians

Practitioners 3

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

NPI Registry JSON

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

{
    "created_epoch": "1152316800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1821021437",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "343 W HOUSTON ST",
            "address_2": "SUITE 705",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782052107",
            "telephone_number": "210-545-3660"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "343 W HOUSTON ST",
            "address_2": "SUITE 705",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782052107",
            "telephone_number": "210-545-3660"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SURGICAL PRACTICES OF SOUTH TEXAS, PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-07-08",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "SOULAS",
        "authorized_official_first_name": "MOISES",
        "authorized_official_middle_name": "MATEO",
        "authorized_official_title_or_position": "PRESIDENT/MANAGER",
        "authorized_official_telephone_number": "210-545-3660",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_name_suffix": "IX",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207T00000X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Neurological Surgery",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "208600000X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Surgery",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208C00000X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Colon & Rectal Surgery",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "PENDING",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in San Antonio, 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.