At Vista College, our committed and caring staff is truly invested in your success. Our small class sizes help to make sure that you get the training you need to succeed in your future career! At our Longview, Texas location, we offer the following programs in the fields of health care, business and trades: Dental Assistant Diploma, Medical Assistant Diploma, Medical Insurance Billing and Coding Diploma Program, Medical Insurance Billing and Coding Associate of Applied Science, Business Administration Diploma, Business Administration Associate of Applied Science, Cosmetology and HVAC Diploma