G91.8
BillableOther hydrocephalus
Other hydrocephalus
Coding Notes
Includes
Conditions included under this code
- acquired hydrocephalus
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Also Known As / Clinical Terms
SNOMED CT
- Chatter-box syndrome15139001
- Chronic brain-hydrocephalus syndrome15139001
- Cocktail party syndrome15139001
- Obstructive hydrocephalus230746009
- Isolated fourth ventricle hydrocephalus230747000
- Hydrocephalus following infectious disease1162256002
- Post-infectious hydrocephalus1162256002
- Hydrocephalus due to and following infection of central nervous system1177054002
- Postinfectious hydrocephalus1177054002
Frequently Asked Questions
What is the ICD-10 code for other hydrocephalus?
The ICD-10-CM code for other hydrocephalus is G91.8. The full clinical description is "Other hydrocephalus". G91.8 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code G91.8 mean?
ICD-10-CM code G91.8 represents "Other hydrocephalus". It is classified under Chapter 6: Diseases of the Nervous System and is a billable/specific code that can be used on a claim.
Is G91.8 a billable code?
Yes, G91.8 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is G91.8 in?
G91.8 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What codes cannot be used with G91.8?
G91.8 has Excludes1 notes indicating codes that cannot be used together with it, including: Arnold-Chiari syndrome with hydrocephalus (Q07.-); congenital hydrocephalus (Q03.-); spina bifida with hydrocephalus (Q05.-).
What SNOMED CT codes does G91.8 map to?
G91.8 maps to 5 SNOMED CT concepts: 15139001, 1177054002, 1162256002, 230747000, 230746009. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for G91.8?
G91.8 is linked to 1 UMLS Concept Unique Identifier: C0477417. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.