The CDEO Exam Study Guide 2022 Edition With 150 Question Mock Exam! The Certified Document Expert Outpatient (CDEO) Exam Study Guide includes questions and answers as of January 1, 2022. Questions are separated into sections to make it easier to spot strengths and weaknesses. It includes a 150 question practice exam with answers and rationale, Medical Terminology, Common Anatomy, Tips to passing the exam, Secrets to Reducing Exam Stress,...