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ICD-10

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May 14, 2024 Updated July 22, 2025 11 minute read

ICD-10 is the International Statistical Classification of Diseases and Related Health Problems, 10th Revision, published by the World Health Organization (WHO). It is a systematic and comprehensive classification of diseases, injuries, and other health problems. ICD-10 is used by healthcare professionals to code and classify diagnoses and procedures for statistical purposes, billing, and research, and is used in over 200 countries worldwide.

Why Learn ICD-10?

There are many reasons why one might want to learn ICD-10. Some of these reasons include:

  • To meet academic requirements. ICD-10 is a required course of study for many healthcare programs, including medical coding, nursing, and health information management.
  • To satisfy curiosity. ICD-10 is a fascinating and complex subject that can be of interest to anyone who is curious about the world of healthcare.
  • To develop career and professional ambitions. ICD-10 knowledge and skills are in high demand in the healthcare industry. Healthcare professionals who are proficient in ICD-10 coding have a competitive advantage in the job market.

How Online Courses Can Help You Learn ICD-10

There are many online courses available that can help you learn ICD-10. These courses can provide you with the knowledge and skills you need to succeed in your academic or professional endeavors. Online courses can offer a variety of benefits, including:

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Reading list

We've selected 28 books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in ICD-10.
This is the foundational book for anyone working with ICD-10-CM codes. It contains the complete official code set and guidelines for diagnosis coding in all healthcare settings. It's an essential reference tool and commonly used textbook for medical coding programs and professionals.
Complementing the ICD-10-CM codebook, this volume provides the complete official code set and guidelines for inpatient procedure coding. Understanding PCS is crucial for those involved in hospital coding and billing. It serves as a primary reference and is often used in advanced coding education.
A widely recognized handbook that provides guidance on applying ICD-10-CM and PCS codes. It's a valuable resource for both students and professionals, offering explanations and examples to clarify coding rules and guidelines.
Designed to accompany introductory texts, this workbook offers practical exercises to reinforce understanding of ICD-10-CM and PCS coding. It's invaluable for developing practical coding skills and solidifying theoretical knowledge through application.
This workbook, often updated annually, provides a wide range of coding scenarios for practice. It's an excellent resource for deepening coding skills and preparing for certification exams, covering both ICD-10-CM and ICD-10-PCS.
Understanding how healthcare providers are reimbursed is essential for medical coders and billers. explains the various payment methodologies and the significant role that accurate ICD-10 coding plays in the reimbursement process.
Medical necessity key concept in healthcare reimbursement, and it is often linked to the diagnoses reported with ICD-10 codes. helps in understanding how payers review claims for medical necessity and how accurate coding supports this process.
While focused on physician services and CPT, this book often discusses the interplay between diagnosis coding (ICD-10-CM) and procedural coding (CPT/HCPCS) for reimbursement. It provides valuable context on how ICD-10 impacts billing and revenue.
A thorough understanding of medical terminology prerequisite for effective ICD-10 coding. This comprehensive text provides a deep dive into the language of medicine, which is essential for accurately interpreting medical documentation and assigning the correct codes.
ICD-10 data is increasingly used for healthcare analytics, research, and public health tracking. explores how healthcare data, including coded information, is analyzed to improve patient care, identify trends, and inform decision-making. It provides a broader perspective on the importance of accurate ICD-10 coding beyond billing.
This introductory book on medical billing explains the overall process, including the role of coding systems like ICD-10 in generating claims and ensuring reimbursement. It's suitable for those new to medical billing and wanting to understand the context of ICD-10.
Health informatics explores the broader context of health information systems, including the use of standardized classifications like ICD-10 for data management, exchange, and analysis. provides a systems perspective on how coded data is utilized within healthcare IT.
While not solely focused on ICD-10, this book provides a broad overview of medical coding, including ICD-10, CPT, and HCPCS. It's a good starting point for high school or early undergraduate students to gain a general understanding of the field and where ICD-10 fits in.
This textbook covers the broader field of health information management, in which medical coding and classification systems like ICD-10 play a central role. It provides context on data integrity, privacy, and the flow of health information.
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