A56.0
Non-billableChlamydial infection of lower genitourinary tract
Chlamydial infection of lower genitourinary tract
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
- sexually transmitted diseases due to Chlamydia
- trachomatis
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- certain localized infections - see body system-related chapters
- •nonspecific and nongonococcal urethritisN34.1
- •Reiter's diseaseM02.3
- •neonatal chlamydial conjunctivitisP39.1
- •neonatal chlamydial pneumoniaP23.1
Excludes 2
Conditions not included here, but the patient may have both
- •carrier or suspected carrier of infectious diseaseZ22
- •infectious and parasitic diseases complicating pregnancy, childbirth and the puerperiumO98
- •infectious and parasitic diseases specific to the perinatal periodP35-P39
- •influenza and other acute respiratory infectionsJ00-J22
- •human immunodeficiency virus [HIV] diseaseB20
- •chlamydial lymphogranulomaA55
- •conditions classified toA74
Use Additional Code
Additional codes that should follow this code
Child Codes (4)
Related Codes(5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(4)
Frequently Asked Questions
What is the ICD-10 code for chlamydial infection of lower genitourinary tract?
The ICD-10-CM code for chlamydial infection of lower genitourinary tract is A56.0. The full clinical description is "Chlamydial infection of lower genitourinary tract". A56.0 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code A56.0 mean?
ICD-10-CM code A56.0 represents “Chlamydial infection of lower genitourinary tract”. It is classified under Chapter 1: Certain Infectious and Parasitic Diseases and is a non-billable header code. Use a more specific child code for billing purposes.
Is A56.0 a billable code?
No, A56.0 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under A56.0.
What chapter is A56.0 in?
A56.0 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A56.0?
A56.0 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters; nonspecific and nongonococcal urethritis (N34.1); Reiter's disease (M02.3-); and 2 more.
What are the subcategories under A56.0?
A56.0 has 4 child codes, including: A56.00 (Chlamydial infection of lower genitourinary tract, unsp), A56.01 (Chlamydial cystitis and urethritis), A56.02 (Chlamydial vulvovaginitis), A56.09 (Other chlamydial infection of lower genitourinary tract).
Are additional codes required with A56.0?
Yes, when using A56.0, also report: resistance to antimicrobial drugs (Z16.-).
What are the UMLS CUIs for A56.0?
A56.0 is linked to 1 UMLS Concept Unique Identifier: C0348904. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does A56.0 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like chlamydial infection of lower genitourinary tract affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of A56.0?
A56.0 maps to the ICD-11 code: 1A81.0 (Chlamydial infection of lower genitourinary tract).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.