B17.9

ICD-10Billable

Acute viral hepatitis, unspecified

Official ICD-10-CM descriptor (FY2026)

Acute viral hepatitis, unspecified

B17.9 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

  • Acute hepatitis NOS
  • Acute infectious hepatitis NOS

Related codes in B17

Where this code sits

Parent code
B17

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.

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