Southeast Texas ER Home / Southeast Texas ER Share: BUSINESS BUILDER MEMBERHOSPITALS & URGENT CARE FACILITIES Southeast Texas ER Visit Website 9180 Katy Freeway Houston, TX 77055 (281) 883-5525 (281) 883-5503 (fax) Visit Our Website Map What's Nearby? Distance: 5 10 15 20 25 50 mi.