AHA Coding Clinic® for ICD-9 - 2004 Issue 4; VOLUMES 1 AND 2 NEW/REVISED DIAGNOSIS CODES

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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