G91.4 Hydrocephalus in diseases classified elsewhere

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

Code First

underlying condition, such as:
congenital syphilis (A50.4-)
neoplasm (C00-D49)
plasminogen deficiency (E88.02)

Type 1 Excludes

hydrocephalus due to congenital toxoplasmosis (P37.1)

GEM Conversion to ICD-9 CM


MDC / MS-DRG Reference


Back Reference of Diagnostic Codes

Hydrocephalus (acquired) (external) (internal) (malignant) (recurrent) G91.9
in (due to)
neoplastic disease NEC (see also Neoplasm) G91.4

Sibling Codes


Parent Sibling Codes


View in Tabular

Code Title
G00-G99 Diseases of the nervous system (G00-G99)
G89-G99 Other disorders of the nervous system (G89-G99)
G91 Hydrocephalus
G91.4 Hydrocephalus in diseases classified elsewhere
Type 1 Excludes
hydrocephalus due to congenital toxoplasmosis (P37.1)

Code First
underlying condition, such as:
congenital syphilis (A50.4-)
neoplasm (C00-D49)
plasminogen deficiency (E88.02)