ICD-10-CM > A00-B99 > A50-A64 > A56 A56 Other sexually transmitted chlamydial diseases Non-Billable/Non-Specific Includes sexually transmitted diseases due to Chlamydiatrachomatis Type 1 Excludes neonatal chlamydial conjunctivitis (P39.1)neonatal chlamydial pneumonia (P23.1) Type 2 Excludes chlamydial lymphogranuloma (A55)conditions classified to A74.- Codes A56.0Chlamydial infection of lower genitourinary tractA56.00Chlamydial infection of lower genitourinary tract, unspecifiedA56.01Chlamydial cystitis and urethritisA56.02Chlamydial vulvovaginitisA56.09Other chlamydial infection of lower genitourinary tractA56.1Chlamydial infection of pelviperitoneum and other genitourinary organsA56.11Chlamydial female pelvic inflammatory diseaseA56.19Other chlamydial genitourinary infectionA56.2Chlamydial infection of genitourinary tract, unspecifiedA56.3Chlamydial infection of anus and rectumA56.4Chlamydial infection of pharynxA56.8Sexually transmitted chlamydial infection of other sites