The ICD-10-CM code set in the United States is maintained by the ICD-10 Coordination and Maintenance Committee. This committee reviews all requests for changes or additions to the code set and includes representatives from the National Center for Health Statistics (NCHS) and the Centers for Medicare and Medicaid Services (CMS). The Center for Disease Control released the 2019 ICD-10 CM codes changes that includes 279 new codes, 51 deleted codes, and 143 revised codes. The following chapters have the most changes. Whereas Chapters 1, 3, and 8 have no new, deleted or revised codes.
- Chapter 2: Neoplasms – all 45 new codes in this chapter are related to the upper/lower eyelids right or left eye
- Chapter 7: Diseases of the Eye and Adnexa – now specify upper or lower lids
- Chapter 11: Diseases of the Digestive System – 15 new codes some demonstrating a breakout of generalized versus localized peritonitis in association with acute appendicitis – additionally five deleted codes and one revised
- Chapter 14: Diseases of the Genitourinary System – 17 new codes related to urethral strictures to further specify anatomy, underlying cause and patient gender – plus two deleted codes and one revised
- Chapter 15: Pregnancy, Childbirth and the Puerperium – 18 new codes covering triplets, quadruplets and other specified multiple gestations
- Chapter 16: Certain Conditions Originating in the Perinatal Period – 25 new codes dealing with newborn complications related to maternal drug use, metabolic disorders in the newborn and newborns affected by the Zika Virus – 5 deleted codes to be replaced with more specific new codes
- Chapter 19: Injury, Poisoning, and Certain Other Consequences of External Causes – 54 new codes, 3 deleted and 87 revised
The ICD-10 Coordination and Maintenance Committee approved the following changes for 2019. These code changes are valid for coding for dates of service 10/1/2018 – 9/30/2019.