A59 Trichomoniasis

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Trichomoniasis is A59 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
A50-A64: Infections with a predominantly sexual mode of transmission (A50-A64)
Category A59
9 codes (7 billable)
FY2026 Status
Stable since FY2024
Excludes2
Not included here. These conditions are coded elsewhere but may be coded together if applicable.
  • intestinal trichomoniasis (A07.8)

Official Coding Guidelines

HIV Infections (TOC entry)

a. Human Immunodeficiency Virus (HIV) Infections .............................................................. 19

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.1.a
Infectious agents causing diseases in other chapters (TOC)

b. Infectious agents as the cause of diseases classified to other chapters ................................. 22

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.1.b

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

More Specific Codes

A59.0 Urogenital trichomoniasis A59.00 Urogenital trichomoniasis, unspecified A59.01 Trichomonal vulvovaginitis A59.02 Trichomonal prostatitis A59.03 Trichomonal cystitis and urethritis A59.09 Other urogenital trichomoniasis A59.8 Trichomoniasis of other sites A59.9 Trichomoniasis, unspecified

Related Codes in A59

A59.0 Urogenital trichomoniasis A59.00 Urogenital trichomoniasis, unspecified A59.01 Trichomonal vulvovaginitis A59.02 Trichomonal prostatitis A59.03 Trichomonal cystitis and urethritis A59.09 Other urogenital trichomoniasis A59.8 Trichomoniasis of other sites A59.9 Trichomoniasis, unspecified
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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