The main job responsibilities of a medical auditor are to ensure that a healthcare facility complies with all industry regulations. As a medical auditor, you audit coding, billing, and organization systems to ensure accuracy. Additional auditing duties consist of analyzing medical records, Medicare programs, and billing records. A medical auditor’s primary objective is to maintain quality by recommending improvements to medical coding systems. The job is mostly performed alone, although some collaboration with other auditors as well as medical office managers is sometimes necessary.