ICD-10-CM Code K29: Gastritis and duodenitis and Related Diagnosis Codes.


The ICD-10-CM (the International Classification of Diseases, Tenth Revision, Clinical Modification) is a standardized coding system used when classifying diseases and medical conditions. Healthcare providers report these codes on Medical claims when diagnosing patient care.

Explore ICD-10-CM codes, organized by chapters based on body systems and medical conditions, as outlined in the International Classification of Diseases, Tenth Revision, Clinical Modification.

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A categorized list of ICD-10-CM codes organized by chapters based on body systems or medical conditions, according to the International Classification of Diseases, Tenth Revision, Clinical Modification.

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

Note: The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) codes are developed and maintained by the Centers for Disease Control and Prevention (CDC). CDC's National Center for Health Statistics (NCHS) is responsible for the clinical modification of ICD-10 for use in the United States. The World Health Organization (WHO), which owns and publishes ICD-10, authorized NCHS to develop ICD-10-CM. All modifications to ICD-10 must conform to WHO's established ICD structure and conventions. All rights are reserved by the respective entities.