Other sexually transmitted chlamydial diseases
Non-billable header
A56 is a non-billable header code. Use one of the more specific codes below.
Inclusion terms
Includes
- diseases generally recognized as communicable or transmissible
- sexually transmitted diseases due to Chlamydia
- trachomatis
Excludes1
Not coded here — never report together with this code.
Excludes2
Not included here — may be reported together when both conditions exist.
- carrier or suspected carrier of infectious disease (Z22.-)
- certain localized infections - see body system-related chapters
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
- infectious and parasitic diseases specific to the perinatal period (P35-P39)
- influenza and other acute respiratory infections (J00-J22)
- human immunodeficiency virus [HIV] disease (B20)
- chlamydial lymphogranuloma (A55)
- conditions classified to A74.-
Use additional code
Add a code to identify the following, if applicable.
- code to identify resistance to antimicrobial drugs (Z16.-)
More specific codes A56
- A56.0Chlamydial infection of lower genitourinary tractHeader
- A56.1Chlamydial infection of pelviperitoneum and other genitourinary organsHeader
- A56.2Chlamydial infection of genitourinary tract, unspecifiedBillable
- A56.3Chlamydial infection of anus and rectumBillable
- A56.4Chlamydial infection of pharynxBillable
- A56.8Sexually transmitted chlamydial infection of other sitesBillable
Related codes
- A50Congenital syphilisHeader
- A51Early syphilisHeader
- A52Late syphilisHeader
- A53Other and unspecified syphilisHeader
- A54Gonococcal infectionHeader
- A55Chlamydial lymphogranuloma (venereum)Billable
- A57ChancroidBillable
- A58Granuloma inguinaleBillable
- A59TrichomoniasisHeader
- A60Anogenital herpesviral [herpes simplex] infectionsHeader
- A63Other predominantly sexually transmitted diseases, not elsewhere classifiedHeader
- A64Unspecified sexually transmitted diseaseBillable