Notable ICD-10 Code Changes for FY 2027

CalMHSA has reviewed the ICD-10 code changes that impact behavioral healthcare providers. One F code was impacted. Some Z codes were impacted, but none within the Z55-Z65 range. 

Current ICD-10 Code 

Change Summary 

New Options 

F64.9 Gender identity disorder, unspecified 

Added a new option 

F64.A Gender identity disorder, in remission 

F64.9 Gender identity disorder, unspecified