ICD-10-CM Code B18.9
Chronic viral hepatitis, unspecified
Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.B18.9 is a billable ICD code used to specify a diagnosis of chronic viral hepatitis, unspecified. A 'billable code' is detailed enough to be used to specify a medical diagnosis.
The ICD code B18 is used to code Viral hepatitis
Viral hepatitis is liver inflammation due to a viral infection. It may present in acute (recent infection, relatively rapid onset) or chronic forms. The most common causes of viral hepatitis are the five unrelated hepatotropic viruses Hepatitis A, Hepatitis B, Hepatitis C, Hepatitis D, and Hepatitis E. In addition to the nominal hepatitis viruses, other viruses that can also cause liver inflammation include Herpes simplex, Cytomegalovirus, Epstein–Barr virus, and Yellow fever.
| Specialty: | Infectious Disease |
| MeSH Code: | D006525 |
| ICD 9 Code: | 70 |
Micrograph showing ground glass hepatocytes, which are seen in chronic hepatitis B infections (a type of viral hepatitis), and represent accumulations of viral antigen in the endoplasmic reticulum. H&E stain.
MS-DRG Mapping
- DRG Group #441-443 - Disorders of liver except malig, cirr, alc hepa with MCC.
- DRG Group #441-443 - Disorders of liver except malig, cirr, alc hepa with CC.
- DRG Group #441-443 - Disorders of liver except malig, cirr, alc hepa without CC or MCC.
- DRG Group #793 - Full term neonate with major problems.
Related Concepts SNOMET-CT
- Chronic persistent viral hepatitis (disorder)
- Chronic active viral hepatitis (disorder)
Coding Advice SNOMET-CT
- Possible requirement for an external cause code
ICD-10-CM Alphabetical Index References for 'B18.9 - Chronic viral hepatitis, unspecified'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code B18.9. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Code GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code B18.9 and a single ICD9 code, 070.59 is an approximate match for comparison and conversion purposes.
Parent Code: B18 - Chronic viral hepatitis