Z29.11 ICD-10-CM Code: Encounter for prophylactic immunotherapy for respiratory syncytial virus (RSV)
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.
- MS-DRG 951 — OTHER FACTORS INFLUENCING HEALTH STATUS (MDC 23)
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
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for Z29.11 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- desensitization to allergens (Z51.6)
- prophylactic surgery (Z40.-)
Nearest Codes in This Family
Official ICD-10-CM classifications closest to Z29.11 in its code family, with their registry titles.
- Z29 — Encounter for other prophylactic measures
- Z29.1 — Encounter for prophylactic immunotherapy
- Z29.12 — Encounter for prophylactic antivenin
- Z29.13 — Encounter for prophylactic Rho(D) immune globulin
- Z29.14 — Encounter for prophylactic rabies immune globulin
- Z29.3 — Encounter for prophylactic fluoride administration
- Z29.8 — Encounter for other specified prophylactic measures
- Z29.81 — Encounter for HIV pre-exposure prophylaxis
- Z29.89 — Encounter for other specified prophylactic measures
- Z29.9 — Encounter for prophylactic measures, unspecified
Indexed Clinical Terms (1)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Encounter (with health service) (for), prophylactic measures, immunotherapy for respiratory syncytial virus (RSV)