The Optum ICD-10-CM Expert for Hospitals 2025 Spiral Medical Coding Textbook is a specialized resource for healthcare professionals looking to deepen their knowledge in medical coding. Published by Optum and written in English, this textbook covers the subject area of medical coding with a focus on ICD-10-CM guidelines. The spiral-bound format makes it easy to reference the content while also providing a comprehensive overview of the topic for adult learners and those in further education. With the inclusion of 2025 coding guidelines, this textbook serves as a valuable tool for those seeking expertise in medical coding.