A56Other sexually transmitted chlamydial diseases
ICD-10-CM category (non-billable header) code — part of Infections with a predominantly sexual mode of transmission (A50-A64)
Coding Notes
Includes
- sexually transmitted diseases due to Chlamydia
- trachomatis
Excludes1 (never code both together)
- neonatal chlamydial conjunctivitis (P39.1)
- neonatal chlamydial pneumonia (P23.1)
Excludes2 (not part of this condition — may code both)
- chlamydial lymphogranuloma (A55)
- conditions classified to A74.-
Subcategories (6)
- A56.0 Chlamydial infection of lower genitourinary tract
- A56.1 Chlamydial infection of pelviperitoneum and oth GU organs
- A56.2 Chlamydial infection of genitourinary tract, unspecified
- A56.3 Chlamydial infection of anus and rectum
- A56.4 Chlamydial infection of pharynx
- A56.8 Sexually transmitted chlamydial infection of other sites