What are the characters of the ICD-10-CM code?

The ICD-10-CM code consists of a combination of alphanumeric characters. It typically starts with a letter followed by two digits, and then a period, which is followed by up to four additional characters that can include letters and numbers. This structure allows for a high level of specificity in coding diagnoses and conditions. Overall, the format is designed to enhance the classification and understanding of health-related issues.