Z03.818
BillableEncounter for observation for suspected exposure to other biological agents ruled out
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
A medical visit where a patient was observed and evaluated for possible exposure to biological agents other than anthrax, but the exposure was ruled out.
Coding Tips
- •Document the specific biological agent suspected in the medical record for clarity
- •This code covers exposures to agents like plague, smallpox, or other bioterrorism-related organisms
Code Hierarchy
└Z03Encounter for medical observation for suspected diseases and conditions ruled out└Z03.8Encounter for observation for other suspected diseases and conditions ruled out└Z03.81Encounter for observation for suspected exposure to biological agents ruled out└Z03.818Encounter for observation for suspected exposure to other biological agents ruled out
└Z03.818Encounter for observation for suspected exposure to other biological agents ruled out