The 2026 HCPCS Level II Expert study guide, authored by AAPC, is a comprehensive educational resource designed for adult learners seeking to prepare for exams. This book, published in 2026 in the United States, focuses on the HCPCS Level II Expert content area, providing a thorough review and understanding of the subject matter. With a focus on exam preparation, this study guide offers a valuable resource for individuals looking to enhance their knowledge and skills in the field of healthcare coding and billing.