The Certified Clinical Medical Assistant is an unlicensed, multi-skilled healthcare practitioner who is competent in both clinical and administrative procedures. As a CCMA you may perform some or all of the following tasks: Interview patients Measure and record vital signs Prepare exam rooms Clean and sterilize medical equipment Administer injections, as well as topical or oral medications Perform venipuncture and point-of-care testing Benefits to obtaining a Clinical Medical Assistant Certification may include: more job opportunities, an increased pay scale, job security, and increased subject matter expertise.