📚 ICD-10 Chapters
Browse some of the top-level chapters below. Click "Browse All Codes" to explore the full ICD-10 dataset.
What Is ICD-10 and Why It Matters
The International Classification of Diseases, 10th Revision (ICD-10), is the global standard for diagnostic coding used by healthcare professionals, medical billers, and researchers. Each ICD-10 code represents a specific medical condition or symptom, helping streamline clinical documentation, insurance claims, and health data analysis.
Our ICD-10 Code Explorer allows you to quickly search and browse over 23,000 diagnosis codes. Whether you're a physician, medical coder, student, or researcher, this tool provides fast access to chapter categories, billable code details, and plain-English descriptions.
Fast & Accurate ICD-10 Lookup
Easily explore top-level chapters such as infectious diseases, neoplasms, or metabolic disorders. Use our search bar to look up a specific ICD-10 code or condition — like H57.12 – Pain in Left Eye — and get instant information including code status, related codes, and clinical usage guidance.