999 Complications of medical care not elsewhere classified 
999.0 Generalized vaccinia as a complication of medical care not elsewhere classified convert 999.0 to ICD-10-CM 999.1 Air embolism as a complication of medical care not elsewhere classified convert 999.1 to ICD-10-CM 999.2 Other vascular complications of medical care not elsewhere classified convert 999.2 to ICD-10-CM 999.3 Other infection due to medical care not elsewhere classified convert 999.3 to ICD-10-CM 999.4 Anaphylactic shock due to serum not elsewhere classified convert 999.4 to ICD-10-CM 999.5 Other serum reaction not elsewhere classified convert 999.5 to ICD-10-CM 999.6 Abo incompatibility reaction not elsewhere classified convert 999.6 to ICD-10-CM 999.7 Rh incompatibility reaction not elsewhere classified convert 999.7 to ICD-10-CM 999.8 Other transfusion reaction not elsewhere classified convert 999.8 to ICD-10-CM
999.9 Other and unspecified complications of medical care not elsewhere classified convert 999.9 to ICD-10-CM