K29.0 Acute gastritis

Non-billable header with 2 child codes.

Excludes1 (never code together)

• erosion (acute) of stomach (K25.-)

Use additional code

• code to identify:
• alcohol abuse and dependence (F10.-)

Applies from K29 Gastritis and duodenitis

Excludes1 (never code together)

• eosinophilic gastritis or gastroenteritis (K52.81)
• Zollinger-Ellison syndrome (E16.4)

Codes under K29.0

• K29.00 Acute gastritis without bleeding
• K29.01 Acute gastritis with bleeding

Code annotations containing back-references to K29.0

Back-references to K29.0

• Type 1 Excludes: K25 Gastric ulcer ("acute gastritis (K29.0-)")

Back-references to K29

• Type 1 Excludes: K92.2 Gastrointestinal hemorrhage, unspecified ("gastritis and duodenitis with hemorrhage (K29.-)")

Nearby codes

• K29 Gastritis and duodenitis
• K29.0 Acute gastritis (this code)
• K29.00 Acute gastritis without bleeding
• K29.01 Acute gastritis with bleeding
• K29.2 Alcoholic gastritis
• K29.20 Alcoholic gastritis without bleeding
• K29.21 Alcoholic gastritis with bleeding