ICD-10 diagnosis code

B18 Chronic viral hepatitis

B18 is the ICD-10 code for Chronic viral hepatitis. It is a three-character category divided into 5 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block B15–B19 (Viral hepatitis) in Chapter I, Certain infectious and parasitic diseases.

Code type: Category (3 characters)
Chapter: I · A00–B99
Classification: WHO ICD-10, 2019 version

Subcodes of B18

B18 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

B18Kronisk virushepatit

DenmarkICD-10-DK

DB18Kronisk viral leverbetændelse

FinlandICD-10-FI

B18Pitkäaikainen virusmaksatulehdus

GermanyICD-10-GM

B18Chronische Virushepatitis

FranceICD-10-FR

B18Hépatite virale chronique

NetherlandsICD-10-NL

B18chronische virushepatitis

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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