Mark Andrew Simmons, D.D.S.

Primary specialty

DentistTaxonomy code 122300000X

License

TX14122 Issued in TX

Practice address

101 Villas Dr
La Vernia, TX 78121-4491

Phone

(830) 779-6511

Fax

(830) 779-1711

NPI assigned

Aug 29, 2005

Reactivated

Mar 22, 2006

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: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Dentist

Education

The Dental School at University of Texas HSC at San Antonio, 1984

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

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.

• Sleep Better la Vernia PLLC

  • General Practice Dentistry
  • La Vernia, TX
  • NPI 1235909441
  Medicare reassignment NPD Authorized official
• La Vernia Dental

  • General Practice Dentistry
  • La Vernia, TX
  • NPI 1144850728
  NPD Authorized official
• La Vernia Sleep Solutions LLC

  • Customized Equipment (DME)
  • La Vernia, TX
  • NPI 1215785324
  NPD Authorized official

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

{
    "created_epoch": "1125273600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789344000000",
    "number": "1710970389",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "101 VILLAS DR",
            "city": "LA VERNIA",
            "state": "TX",
            "postal_code": "781214491",
            "telephone_number": "830-779-6511",
            "fax_number": "830-779-1711"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 VILLAS DR",
            "city": "LA VERNIA",
            "state": "TX",
            "postal_code": "781214491",
            "telephone_number": "830-779-6511",
            "fax_number": "830-779-1711"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIMMONS",
        "first_name": "MARK",
        "middle_name": "ANDREW",
        "name_prefix": "Dr.",
        "credential": "D.D.S.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-08-29",
        "last_updated": "2026-09-14",
        "certification_date": "2026-09-14",
        "deactivation_date": "2006-03-17",
        "reactivation_date": "2006-03-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "TX",
            "license": "TX14122",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Roderick D. Ekmark, MD, PA
• Kimberly Schmitt
• Ruby Sciore
• Emily Shumard
• Elizabeth Yvonne Silva
• Liliana Sivak, LPC
• Sleep Better la Vernia PLLC
• The Quick Clinic P.a.
• Cassandra Medina Thompson
• Touchstone Strategies - Lavernia LLC (Country Care Manor)

• Dentist in La Vernia, TX
• Providers in La Vernia, TX by specialty
• Dentist in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 14, 2026; 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.