Unspecified Viral Hepatitis C

Effective October 1, 2004, two new codes have been created to report unspecified viral hepatitis C without hepatic coma (070.70) and unspecified viral hepatitis C with hepatic coma (070.71). Prior to this change, both acute and unspecified hepatitis C were assigned to the same code, which made acute hepatitis C the default, even though chronic hepatitis C is the more common form. Codes 070.70, Unspecified viral hepatitis C with hepatic coma, and 070.71, Unspecified viral hepatitis without mention of hepatic coma, should only be used when neither the diagnostic statement nor a thorough review of...

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Note:  The following article synopsis was NOT provided by the AHA. It was created by Find-A-Code/innoviHealth.

Article Overview

This article covers a 2004 coding update involving unspecified viral hepatitis C within the broader viral hepatitis classification. It is relevant to coding professionals who need to understand the revised code structure, related exclusions, and the distinction between unspecified hepatitis C and other viral hepatitis categories.

Why This Topic Matters

It helps coders and auditors recognize that the viral hepatitis code family was revised effective October 1, 2004, and that certain unspecified hepatitis C scenarios were split into separate codes within the classification.

Article Sections

  1. Coding update and code structure changes

    Summarizes the update to the viral hepatitis code family and the addition of new subcategory and code placements within the broader classification.

  2. Revisions and exclusions within the viral hepatitis hierarchy

    Reviews related revisions to adjacent viral hepatitis categories and the exclusion notes associated with the updated unspecified hepatitis C entries.

What You Will Learn

  • What the article is about at a high level
  • How the viral hepatitis code family was updated
  • Which parts of the classification were revised alongside the new subcategory
  • What kinds of related exclusions are referenced in the update
  • Why the effective date matters for understanding the change

Who Should Read This

  • Medical coders
  • Coding auditors
  • Billing staff
  • Compliance professionals
  • Health information management professionals

Codes Discussed

  • ICD-10-CM: 070.70
  • ICD-10-CM: 070.71
  • ICD-10-CM: 070.41
  • ICD-10-CM: 070.51

Code Ranges Discussed

  • ICD-10-CM: 070
  • ICD-10-CM: 070.4
  • ICD-10-CM: 070.5
  • ICD-10-CM: 070.6
  • ICD-10-CM: 070.7
  • ICD-10-CM: 070.9

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