F64.0 Transsexualism

Billable ICD-10-CM code, FY2026.

Applicable to

• Gender dysphoria in adolescents and adults
• Gender identity disorder in adolescence and adulthood
• Gender incongruence in adolescents and adults
• Transgender

Excludes1 (never code together)

• gender identity disorder of childhood (F64.2)

MS-DRG index

Defines the logic of DRG(s) 887 in MDC 19.

Approximate ICD-9-CM (GEMs)

• 302.50 Trans-sexualism with unspecified sexual history (approximate)
• 302.51 Trans-sexualism with asexual history (approximate)
• 302.52 Trans-sexualism with homosexual history (approximate)
• 302.53 Trans-sexualism with heterosexual history (approximate)

Code annotations containing back-references to F64.0

Back-references to F64.0

• Type 1 Excludes: F64.2 Gender identity disorder of childhood ("gender identity disorder in adolescence and adulthood (F64.0)")

Diagnosis Index entries for F64.0

• Disorder (of) › gender incongruence › in adolescents and adults
• Disorder (of) › gender-identity or -role › of adolescence or adulthood
• Dysphoria › gender › in › adolescence and adulthood
• Transgender
• Transsexualism

Nearby codes

• F64 Gender identity disorders
• F64.0 Transsexualism (this code)
• F64.1 Dual role transvestism
• F64.2 Gender identity disorder of childhood
• F64.8 Other gender identity disorders
• F64.9 Gender identity disorder, unspecified