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)
Excludes 2
Conditions not included here, but the patient may have both
- carrier or suspected carrier of infectious disease (Z22.-)
- 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
Additional codes that should follow this code
- code to identify resistance to antimicrobial drugs (Z16.-)
Child Codes (4)
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code A56.0?
ICD-10-CM code A56.0 represents "Chlamydial infection of lower genitourinary tract". It 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 you should also code: code to identify 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.
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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.