K05.0Non-Billable (Header)Acute gingivitisExcludes 1 — Do NOT code togetheracute necrotizing ulcerative gingivitis (A69.1)herpesviral [herpes simplex] gingivostomatitis (B00.2)Child CodesK05.00Acute gingivitis, plaque inducedK05.01Acute gingivitis, non-plaque inducedCode Hierarchy└K05Gingivitis and periodontal diseases└K05.0Acute gingivitis└K05.0Acute gingivitis