What is the ICD-10 code for hormone therapy?

The ICD-10 code for long-term hormone therapy is Z79.890, used for patients undergoing hormone replacement therapy for conditions like gender dysphoria or menopause.

How do you code hormone therapy for gender dysphoria?

For gender dysphoria, use F64.0 as the primary code and Z79.890 for long-term hormone therapy. Ensure mental health documentation supports the diagnosis.

ICD-10 Coding for Hormone Therapy(F64.0, F64.1, F64.9)

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Explore ICD-10 coding for hormone therapy, including codes F64.0 and Z79.890. Learn about documentation requirements and common coding pitfalls.

Also known as:

HRTHormone Replacement TherapyGender-Affirming Hormone Therapy

Related ICD-10 Code Ranges

Complete code families applicable to Hormone Therapy

F01-F99Primary Range

Mental, Behavioral and Neurodevelopmental disorders

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

Code	Description	When to Use	Key Documentation
F64.0	Transsexualism	Use for patients diagnosed with gender dysphoria undergoing hormone therapy.	Formal diagnosis of gender dysphoria Mental health evaluation documentation
Z79.890	Hormone replacement therapy	Use for patients on long-term hormone therapy, such as for gender transition or menopause.	Documentation of hormone therapy exceeding 12 months Specific hormone levels within target range

Primary ICD-10-CM Codes

Transsexualism

F64.0Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Dual-role transvestismF64.1

Other long-term (current) drug therapyZ79.899

Documentation & Coding Risks

Avoid these common issues when documenting Hormone Therapy.

Omitting mental health documentation for F64.0

Impact

Clinical: May lead to inappropriate treatment, Regulatory: Non-compliance with coding standards, Financial: Potential claim denials

Mitigation

Ensure mental health evaluations are documented

Using Z79.890 for short-term hormone therapy

Impact

Reimbursement: Claims may be denied if incorrect duration is coded., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate data on therapy duration.

Mitigation

Use Z79.3 for short-term hormone therapy.

Documentation of hormone therapy

Impact

Inadequate documentation of therapy duration and mental health evaluations

Mitigation

Regular audits of patient records to ensure compliance

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with F64.0.

Primary Code

F64.0

Transsexualism

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ICD-10 codes6

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ICD-10 Coding for Hormone Therapy(F64.0, F64.1, F64.9)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for hormone therapy?

How do you code hormone therapy for gender dysphoria?

Related condition guides