UNDERSTANDING HEALTH INSURANCE, 12th Edition is the essential learning tool you need when preparing for a career in medical insurance billing. This comprehensive and easy-to-understand text is fully-updated with the latest code sets and guidelines, and covers important topics in the field like managed care, legal and regulatory issues, coding systems, reimbursement methods, medical necessity, and common health insurance plans. The eleventh edition has been updated to include new legislation that affects healthcare, ICD-10-CM coding, implementing the electronic health record, the Medical Integrity Program (MIP), medical review process, and more. The practice exercises in each chapter provide plenty of review, and the accompanying workbook provides even more application-based assignments and additional case studies for reinforcement. Includes free online StudyWARET software that allows you to test your knowledge, free online SimClaimT CMS-1500 claims completion software, and free-trial access to Optum's EncoderPro.com-Expert encoder software.