New 2021 ICD-10 Codes

Complete list of new 2021 ICD-10 Codes new for the fiscal year 2021, effective October 1, 2020 through September 30, 2021.
There are more than 490 new codes in the 2021 version of ICD-10-CM. CMS updates include several new codes for External causes of morbidity and mortality (V01–Y98) and for Factors influencing health status and contact with health services (Z00–Z99).

• Certain infectious and parasitic diseases (A00–B99)
• Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50–D89)
• Endocrine, nutritional and metabolic diseases (E00–E90)
• Mental and behavioural disorders (F00–F99)
• Diseases of the nervous system (G00–G99)
• Diseases of the eye and adnexa (H00–H59)
• Diseases of the respiratory system (J00–J99)
• Diseases of the digestive system (K00–K93)
• Diseases of the musculoskeletal system and connective tissue (M00–M99)
• Diseases of the genitourinary system (N00–N99)
• Pregnancy, childbirth and the puerperium (O00–O99)
• Certain conditions originating in the perinatal period (P00–P96)
• Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
• Injury, poisoning and certain other consequences of external causes (S00–T98)
• External causes of morbidity and mortality (V01–Y98)
• Factors influencing health status and contact with health services (Z00–Z99)
• Codes for Special Purposes (U00–U99)