ICD-10-CM Book 2025 Edition
Chapters ICD-10-CM Book Table of Content /
chapter 1 A00-B99 Certain infectious and parasitic diseases /
A50-A64 Infections with a predominantly sexual mode of transmission /
A56 Other sexually transmitted chlamydial diseases
Billable ICD-10-CM Code A56.3
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A56.3
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Chlamydial infection of anus and rectum
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