All Hospitals & Emergency Care Home - Places - Hospitals & Emergency Care Alternative & Holistic Health 4Chiropractic Care 14Dental Care 23Diagnostic & Medical Testing 10Hearing & Audiology 10Home Health, Hospice & In-Home Care 22Hospitals & Emergency Care 4Medical Specialists 24Medical Transportation 1Mental & Behavioral Health 22Primary & Urgent Care 23Rehabilitation & Therapy 14Vision & Eye Care 18 All categories Automotive Beauty & Wellness Community Education & Childcare Food & Drink Health & Medical Lodging Pets & Animals Real Estate & Housing Services Shopping & Retail Things to Do Search Neighborhood / Area AnyDowntownTexas State / CampusNorth San MarcosSouth San Marcos (1)East San MarcosWest San MarcosWonder World AreaAquarena Springs AreaI-35 / Highway 123 Area (3)Outlet / Centerpoint Area Parking Options Accessible Parking (4) Wheelchair Accessible Wheelchair Accessible (4) Locally Owned Locally Owned Payment Options Credit Cards (4) Debit Cards (4) Contactless Payment (4) Pet Friendly Pet Friendly Languages Spoken Provider Type AnyHospitalClinicIndividual PracticeGroup PracticeDiagnostic FacilityHome Health / Hospice Specialties Accepting New Patients AnyYesNoCall to Confirm More filters Telehealth Available Telehealth Available Provider Credentials Services & Procedures Conditions Treated Patient Age Groups Self-Pay Available Self-Pay Available Payment Plans Available Payment Plans Available Referral Required AnyNoYesDepends on Insurance / ServiceCall to Confirm Apply Filters 4 results found Sort by DefaultName A-ZName Z-ANewest first Ally Medical Emergency Room – San Marcos 2810 S I-35 South Frontage Rd, San Marcos +1 830-381-0911 CHRISTUS Santa Rosa Hospital – San Marcos 1301 Wonder World Dr, San Marcos +1 512-353-8979 CHRISTUS Santa Rosa Hospital – San Marcos – Emergency Room 1301 Wonder World Dr, San Marcos +1 512-353-8979 Central Texas Medical Center ER 1301 Wonder World Dr, San Marcos +1 512-353-8979