New 2026 ICD-10-CM Diagnosis Codes List (original) (raw)

For the 2026 fiscal year, the ICD-10-CM diagnosis code system has been updated with 487 new billable codes.

The most significant updates were made to Chapter 19 - Injury, poisoning and certain other consequences of external causes (S00–T88). This chapter received a substantial addition of 213 new codes, enhancing the specificity for documenting various injuries and poisonings.

Another major expansion occurred in Chapter 12 - Diseases of the skin and subcutaneous tissue (L00–L99), which grew by 116 new codes. Other notable updates include 26 new codes for Chapter 21 - Factors influencing health status and contact with health services (Z00–Z99) and 23 new codes for Chapter 4 - Endocrine, nutritional and metabolic diseases (E00–E89).

Here is a summary of the new codes added this year:

Filter new diagnosis codes list: