ICD-10-CM · B96.20
ICD-10 B96.20: Unspecified Escherichia coli as the cause of diseases classified elsewhere
E. coli organism code, used as secondary code when causative organism documented.
Code
B96.20
Category
Certain infectious and parasitic diseases (A00-B99)
Clinical context
E. coli organism code, used as secondary code when causative organism documented.
Documentation requirements
- Culture confirming E. coli
- Primary infection diagnosis code (e.g., N39.0 UTI)
Common related procedures
- 87086 culture
- 87186 sensitivity
Common payer denial patterns
- Use as secondary code only; primary should be infection site
Frequently asked questions
What does ICD-10 B96.20 mean?
Unspecified Escherichia coli as the cause of diseases classified elsewhere
When is this code documented?
E. coli organism code, used as secondary code when causative organism documented.
What documentation supports this code?
Culture confirming E. coli; Primary infection diagnosis code (e.g., N39.0 UTI).
What are common denials associated with this diagnosis?
Use as secondary code only; primary should be infection site.
Related diagnoses
Sources
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