Z45.41 Encounter for adjustment and management of cerebrospinal fluid drainage device
The ICD-10-CM code for Encounter for adjustment and management of cerebrospinal fluid drainage device is Z45.41 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- Z40-Z53: Encounters for other specific health care (Z40-Z53)
- Category Z45
- 27 codes (19 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to Z45.41:
- Management (of) › cerebrospinal fluid drainage device
- Admission (for) › adjustment (of) › device NEC › implanted › nervous system › CSF drainage
Inclusion Terms
- Encounter for adjustment and management of cerebral ventricular (communicating) shunt
U.S. Hospital Utilization
- An estimated 450 U.S. inpatient stays in 2023 included Z45.41 among the documented diagnoses.
- 165 stays listed it as the principal diagnosis.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
Used with any code in range A00.0-T88.9, Z00-Z991) Used with any code in the range of A00.0-T88.9, Z00-Z99 An external cause code may be used with any code in the range of A00.0-T88.9, Z00-Z99, classification that represents a health condition due to an external cause. Though they are most applicable to injuries, they are also valid for use with such things as infections or diseases due to an external source, and other health conditions, such as a heart attack that occurs during strenuous physical activity.
Additional codes with observation code (fragment)observation code, but only if they are unrelated to the suspected condition being observed.
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026