Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Inpatient Payment Groups (MS-DRG)

MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v43.0 (FY2026), Appendix B.

A diagnosis appearing in a group's logic does not by itself determine the DRG assigned to a stay; the grouper uses the full claim.

Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.

Official Registry Overview & Definition

Encounter for screening for other viral diseases is a billable ICD-10-CM diagnosis code (Z11.59).

Sequencing, inclusion, and exclusion notes published for Z11.59 in the official ICD-10-CM tabular list.

Conditions that can never be reported with this code; the two are mutually exclusive.

Conditions not covered by this code, but which may be reported alongside it when both are present.

Official ICD-10-CM classifications closest to Z11.59 in its code family, with their registry titles.

Z11.2 — Encounter for screening for other bacterial diseases
Z11.3 — Encounter for screening for infections with a predominantly sexual mode of transmission
Z11.4 — Encounter for screening for human immunodeficiency virus [HIV]
Z11.5 — Encounter for screening for other viral diseases
Z11.51 — Encounter for screening for human papillomavirus (HPV)
Z11.52 — Encounter for screening for COVID-19
Z11.6 — Encounter for screening for other protozoal diseases and helminthiases
Z11.7 — Encounter for testing for latent tuberculosis infection
Z11.8 — Encounter for screening for other infectious and parasitic diseases
Z11.9 — Encounter for screening for infectious and parasitic diseases, unspecified

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.