ICD-10-CM Diagnosis Code (2025)
Official Description for A56
Other sexually transmitted chlamydial diseases
Coding Notes & Guidelines for A56
Includes Notes
- sexually transmitted diseases due to Chlamydia
- trachomatis
Excludes1: Not Coded Here
- neonatal chlamydial conjunctivitis (P39.1)
- neonatal chlamydial pneumonia (P23.1)
Excludes2: Not Included Here
- chlamydial lymphogranuloma (A55)
- conditions classified to A74.-
Inclusion Terms
Chlamydial cervicitis
Inclusion Terms
- Chlamydial epididymitis
- Chlamydial orchitis
Child Codes (More Specific Codes for A56):
A56.0 - Chlamydial infection of lower genitourinary tract
A56.00 - Chlamydial infection of lower genitourinary tract, unspecified
A56.01 - Chlamydial cystitis and urethritis
A56.02 - Chlamydial vulvovaginitis
A56.09 - Other chlamydial infection of lower genitourinary tract
A56.1 - Chlamydial infection of pelviperitoneum and other genitourinary organs
A56.11 - Chlamydial female pelvic inflammatory disease
A56.19 - Other chlamydial genitourinary infection
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
About ICD-10-CM Code A56 (Other sexually transmitted chlamydial diseases)
ICD-10-CM code A56 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM A56 became effective on October 1, 2024.
This page provides detailed information about A56 - Other sexually transmitted chlamydial diseases. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other sexually transmitted chlamydial diseases.