F64.2: Gender identity disorder of childhood

You do not feel that you belong to your physical gender.

You have had this feeling since before you entered puberty.

When a person does not feel that they belong to their physical gender, they can feel that they are in the wrong body. A person can be born with a female body and feel male. A person can be born with a male body and feel female. Some people do not feel they belong either to the female or male gender.

The need may arise to live, and be recognized, as a member of the other sex. They may also want to have gender reassignment treatment.

Additional indicator

On medical documents, the ICD code is often appended by letters that indicate the diagnostic certainty or the affected side of the body.

  • G: Confirmed diagnosis
  • V: Tentative diagnosis
  • Z: Condition after
  • A: Excluded diagnosis
  • L: Left
  • R: Right
  • B: Both sides

Further information


This information is not intended for self-diagnosis and does not replace professional medical advice from a doctor. If you find an ICD code on a personal medical document, please also note the additional indicator used for diagnostic confidence.
Your doctor will assist you with any health-related questions and explain the ICD diagnosis code to you in a direct consultation if necessary.


Provided by the non-profit organization “Was hab’ ich?” gemeinnützige GmbH on behalf of the Federal Ministry of Health (BMG).