- F66 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM F66 became effective on October 1, 2022.
- This is the American ICD-10-CM version of F66 – other international versions of ICD-10 F66 may differ.
ICD-10-CM F66 is grouped within Diagnostic Related Group(s):
- 887 Other mental disorder diagnoses
Applicable To
- Sexual maturation disorder
- Sexual relationship disorder
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to F66:
- effect on relationship > gender-identity or -role F64.9
- uncertainty > gender-identity or -role F64.9
- sexual > associated with F54
- development > sexual F66
- relationship > sexual F66
- development > psychosexual F65.9
- due to sexual orientation > relationship F68.8
- maturation > sexual F52.22
- relationship > sexual F52.22
- gender identity > involving Z63.5
- psychosexual (development) > Problem (with) (related to)