B95.5
ICD-10-CMUnspecified streptococcus as the cause of diseases classified elsewhere
This code indicates that an unspecified Streptococcus species is identified as the underlying cause of another disease process that is classified elsewhere in ICD-10-CM. It signifies a bacterial infection by Streptococcus where the specific type (e.g., Group A, Group B) is not documented. This code is always a secondary code, providing additional specificity to the primary condition.
Use this code when the medical record explicitly states a streptococcal infection is the etiology of a primary diagnosis, but the specific strain of Streptococcus is not identified. This often occurs when laboratory results confirm Streptococcus but do not further speciate it, or when clinical documentation attributes a condition to "strep infection" without further detail.
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