ICD-10 F64.2
Billable / SpecificGender identity disorder of childhood
About ICD-10-CM F64.2
ICD-10-CM code F64.2 represents Gender identity disorder of childhood. This is a billable/specific code in the Mental, Behavioral, and Neurodevelopmental chapter (block F64). The 2026 edition of ICD-10-CM F64.2 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under F64.2. Per CMS ICD-10-CM Tabular 2026.
- Gender dysphoria in children
- Gender incongruence of childhood
Type 1 Excludes
Pure excludes, these codes can never be coded together with F64.2. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- gender identity disorder in adolescence and adulthood (F64.0)
Type 2 Excludes
Not included here, the excluded code is not part of F64.2, but a patient may have both conditions at the same time. Both codes may be coded together when applicable.
- sexual maturation disorder (F66)
Medicare LCD Coverage for F64.2
Local Coverage Determinations (LCDs) from CMS MACs that list F64.2 as a covered diagnosis.
Showing top 10 of 326 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing F64.2.
1 Cigna
5 Medicare
CPT Codes Commonly Billed with F64.2
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- J3145 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- 84403 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- 84410 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- J1072 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- 11980 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- J1071 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- J3121 CMS LCD: Billing and Coding: Treatment of Males with Low Testosterone CMS LCD
- 15820 CMS LCD: Billing and Coding: Sex Reassignment Services for Sexual Identity Dysphoria CMS LCD
- 56625 CMS LCD: Billing and Coding: Sex Reassignment Services for Sexual Identity Dysphoria CMS LCD
- 21209 CMS LCD: Billing and Coding: Sex Reassignment Services for Sexual Identity Dysphoria CMS LCD
Convert F64.2 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| F64.2 | 3026 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To F64.2
Other codes in section F60-F69 (Disorders of adult personality and behavior).
ICD-10 F64.2, Billing FAQ
Is ICD-10 code F64.2 billable? +
Yes, F64.2 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to F64.2? +
ICD-10 F64.2 includes: Gender dysphoria in children; Gender incongruence of childhood.
What codes are Type 1 Excludes for F64.2? +
Type 1 Excludes (never code together with F64.2): gender identity disorder in adolescence and adulthood (F64.0)
What codes are Type 2 Excludes for F64.2? +
Type 2 Excludes (may be coded together when both conditions exist): sexual maturation disorder (F66)
What CPT codes are commonly billed with F64.2? +
Procedures frequently paired with F64.2 include: J3145, 84403, 84410, J1072, 11980.
What ICD-9 codes does F64.2 map to? +
Per CMS GEMs, F64.2 maps to ICD-9 codes: 3026. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on July 17, 2026.
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