The CPT Professional 2023 and e/M Companion 2023 Bundle by AMA is a comprehensive textbook set focused on medical coding and billing. Published by the American Medical Association in 2022, this spiral-bound edition contains 1318 pages and is authored by the AMA. It is designed for professionals in the field of pathology and allied health services, providing detailed information on coding and billing practices in the medical industry. The bundle includes two companion books that cover a wide range of subjects within the medical coding and billing realm, making it an essential resource for those looking to enhance their knowledge and skills in this specialized area.