F66

ICD-10Billable

Other sexual disorders

Official ICD-10-CM descriptor (FY2026)

Other sexual disorders

F66 is valid for submission on a claim: CMS flags it as a billable, specific code.

Inclusion terms

Sexual maturation disorder
Sexual relationship disorder

Where this code sits

Chapter: 5. Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
Block: Disorders of adult personality and behavior (F60-F69)

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.