Z20.0
Non-Billable
ChapterZ00–Z99
Ranksubcategory
Official Description
Contact with and (suspected) exposure to intestinal infectious diseases
Metadata & Insights
- •2026 ICD-10-CM Edition - Effective October 1, 2025.
- •Non-billable category (requires more specific sub-code).
- •Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).
General instructions are available for the parent sections:
Clinical Hierarchy
CH21Factors influencing health status and contact with health services (Z00-Z99)
Z20-Z29Persons with potential health hazards related to communicable diseases (Z20-Z29)
Z20Contact with and (suspected) exposure to communicable diseases
Z20.0Contact with and (suspected) exposure to intestinal infectious diseases
Z20.01Contact with and (suspected) exposure to intestinal infectious diseases due to Escherichia coli (E. coli)
Z20.09Contact with and (suspected) exposure to other intestinal infectious diseases
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to Z20.0:
Alphabetic Index Mentions
These are Diagnosis Index lookup paths that route to Z20.0. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.
8 raw paths
Contact (with)4 unique routes
MS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
Find Procedures (ICD-10-PCS)
Find surgical and procedural codes related to Contact with and (suspected) exposure to intestinal infectious diseases.
Search PCS Codes