2021 ICD-10-CM Codes for Gastritis and duodenitis (K29)

Instructional Notations

Type 1 Excludes Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

  • eosinophilic gastritis or gastroenteritis K52.81
  • Zollinger-Ellison syndrome E16.4
    • ICD-10 Index

      • Diseases of the digestive system (K00–K93)

        • Diseases of esophagus, stomach and duodenum (K20-K31)

            • Gastritis and duodenitis (K29)
            • K29 - Gastritis and duodenitis NON-BILLABLE CODE
            • K29.0 - Acute gastritis NON-BILLABLE CODE
            • K29.00 - Acute gastritis without bleeding BILLABLE CODE
            • K29.01 - Acute gastritis with bleeding BILLABLE CODE
            • K29.2 - Alcoholic gastritis NON-BILLABLE CODE
            • K29.20 - Alcoholic gastritis without bleeding BILLABLE CODE
            • K29.21 - Alcoholic gastritis with bleeding BILLABLE CODE
            • K29.3 - Chronic superficial gastritis NON-BILLABLE CODE
            • K29.30 - Chronic superficial gastritis without bleeding BILLABLE CODE
            • K29.31 - Chronic superficial gastritis with bleeding BILLABLE CODE
            • K29.4 - Chronic atrophic gastritis NON-BILLABLE CODE
            • K29.40 - Chronic atrophic gastritis without bleeding BILLABLE CODE
            • K29.41 - Chronic atrophic gastritis with bleeding BILLABLE CODE
            • K29.5 - Unspecified chronic gastritis NON-BILLABLE CODE
            • K29.50 - Unspecified chronic gastritis without bleeding BILLABLE CODE
            • K29.51 - Unspecified chronic gastritis with bleeding BILLABLE CODE
            • K29.6 - Other gastritis NON-BILLABLE CODE
            • K29.60 - Other gastritis without bleeding BILLABLE CODE
            • K29.61 - Other gastritis with bleeding BILLABLE CODE
            • K29.7 - Gastritis, unspecified NON-BILLABLE CODE
            • K29.70 - Gastritis, unspecified, without bleeding BILLABLE CODE
            • K29.71 - Gastritis, unspecified, with bleeding BILLABLE CODE
            • K29.8 - Duodenitis NON-BILLABLE CODE
            • K29.80 - Duodenitis without bleeding BILLABLE CODE
            • K29.81 - Duodenitis with bleeding BILLABLE CODE
            • K29.9 - Gastroduodenitis, unspecified NON-BILLABLE CODE
            • K29.90 - Gastroduodenitis, unspecified, without bleeding BILLABLE CODE
            • K29.91 - Gastroduodenitis, unspecified, with bleeding BILLABLE CODE