A38
Non-billableScarlet fever
Scarlet fever
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
- scarlatina
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- certain localized infections - see body system-related chapters
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
- •streptococcal sore throatJ02.0
Use Additional Code
Additional codes that should follow this code
Child Codes (4)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(11)
Frequently Asked Questions
What is the ICD-10 code for scarlet fever?
The ICD-10-CM code for scarlet fever is A38. The full clinical description is "Scarlet fever". A38 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code A38 mean?
ICD-10-CM code A38 represents “Scarlet fever”. 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 A38 a billable code?
No, A38 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 A38.
What chapter is A38 in?
A38 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A38?
A38 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters.
What are the subcategories under A38?
A38 has 4 child codes, including: A38.0 (Scarlet fever with otitis media), A38.1 (Scarlet fever with myocarditis), A38.8 (Scarlet fever with other complications), A38.9 (Scarlet fever, uncomplicated).
Are additional codes required with A38?
Yes, when using A38, also report: resistance to antimicrobial drugs (Z16.-).
What are the UMLS CUIs for A38?
A38 is linked to 1 UMLS Concept Unique Identifier: C0036285. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does A38 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like scarlet fever 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 A38?
A38 maps to the ICD-11 code: 1B50 (Scarlet fever).
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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.