Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.
Applies from Z11 Encounter for screening for infectious and parasitic diseases
Applicable to
Screening is the testing for disease or disease precursors in asymptomatic individuals so that early detection and treatment can be provided for those who test positive for the disease.
Excludes1 (never code together)
encounter for diagnostic examination-code to sign or symptom
Applies from Z11.5 Encounter for screening for other viral diseases
Excludes2 (not included here)
encounter for screening for viral intestinal disease (Z11.0)
MS-DRG index
Defines the logic of DRG(s) 951 in MDC 23.
Medicare Code Edits (MCE v43.1 (April 2026))
Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.
Code annotations containing back-references to Z11.52
Back-references to Z11
Type 2 Excludes: Z00 Encounter for general examination without complaint, suspected or reported diagnosis ("special screening examinations (Z11-Z13)")
Type 2 Excludes: Z01 Encounter for other special examination without complaint, suspected or reported diagnosis ("screening examinations (Z11-Z13)")