If you want to translate ICD-10-CM theory into confident, exam-ready skill, this workbook is your fast-track route. Spanning eleven clinically organised chapters—from Infectious & Parasitic Diseases through Symptoms, Z-Codes and comprehensive Coding Guidelines—each section delivers focused worksheets, case-based drills and chapter-ending quizzes that mirror the challenges coders face on the job and on certification exams. You will practise sequenced sepsis codes, neoplasm staging, injury seventh-character extensions, obstetric trimester indicators and post-COVID residuals, all verified against current-year guidelines. Every exercise is paired with generous writing space and a fully explained answer key, so you learn by doing—and understanding. Timed drills build speed; strategy starter sheets sharpen Alphabetic-Index-to-Tabular navigation; reflection prompts lock in nuance. Whether you are a student aiming for CPC®/CCS® success, an instructor seeking ready-made class activities, or a clinical coder determined to reduce denials and audit risk, this activity-based book converts passive reading into muscle memory. Grab your code book, open this workbook, and watch your accuracy climb—one real-world scenario at a time. Order now and turn page flipping into point-and-click certainty on test day and beyond.