A74.8
Non-billableOther chlamydial diseases
Other chlamydial diseases
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
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)
- chlamydial pneumonia (J16.0)
Use Additional Code
Additional codes that should follow this code
- code to identify resistance to antimicrobial drugs (Z16.-)
Child Codes (2)
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code A74.8?
ICD-10-CM code A74.8 represents "Other chlamydial diseases". It is a non-billable header code — use a more specific child code for billing purposes.
Is A74.8 a billable code?
No, A74.8 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 2 child codes under A74.8.
What chapter is A74.8 in?
A74.8 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A74.8?
A74.8 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters; sexually transmitted chlamydial diseases (A55-A56); neonatal chlamydial conjunctivitis (P39.1); and 2 more.
What are the subcategories under A74.8?
A74.8 has 2 child codes, including: A74.81 (Chlamydial peritonitis), A74.89 (Other chlamydial diseases).
Are additional codes required with A74.8?
Yes, when using A74.8 you should also code: code to identify resistance to antimicrobial drugs (Z16.-).
What are the UMLS CUIs for A74.8?
A74.8 is linked to 1 UMLS Concept Unique Identifier: C0348162. 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.