G91.4 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Hydrocephalus in diseases classified elsewhere.
Code first
Type 1 excludes
Hydrocephalus due to congenital toxoplasmosis (P37.1)
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
Code changed
Code first
underlying condition, such as:congenital syphilis (A50.4-)neoplasm (C00-D49)
- underlying condition, such as:
- congenital syphilis (A50.4-)
- neoplasm (C00-D49)
- plasminogen deficiency (E88.02)
2018
No changes
2017
No changes
2016
New code