Is Z20.01 a billable code?
Yes. Z20.01 is a billable ICD-10-CM code and can be used on claims and superbills for dates of service from October 1, 2026 to September 30, 2027.
ICD-10-CM FY2027 diagnosis code
Z20.01: Contact with and (suspected) exposure to intestinal infectious diseases due to Escherichia coli (E. coli)
Billable codeValid for dates of service October 1, 2026 to September 30, 2027
Z20.01 is a billable ICD-10-CM diagnosis code for contact with and (suspected) exposure to intestinal infectious diseases due to escherichia coli (e. coli). It is specific enough to use on an insurance claim, a superbill or a Good Faith Estimate.
Superbill GeneratorStart a superbill with Z20.01 already added.Good Faith EstimateStart a cost estimate with Z20.01 already added.CMS-1500 Claim FormFill a claim form with Z20.01 in box 21.
Other codes in Z20.0 Contact with and (suspected) exposure to intestinal infectious diseases
Z20.01 questions
What does Z20.01 mean?
Z20.01 is the ICD-10-CM code for Contact with and (suspected) exposure to intestinal infectious diseases due to Escherichia coli (E. coli). It is in chapter 22, Factors influencing health status and contact with health services (Z00-Z99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.