K20-K31 ICD-10-CM Codes: Diseases of esophagus, stomach and duodenum
Browse the official section hierarchy and 136 code records in Vero’s FY 2027 U.S. ICD-10-CM reference dataset.
Official classification
About this section
K20-K31Diseases of esophagus, stomach and duodenum
Chapter 11 · Diseases of the digestive system (K00-K95)
Category index
Categories in K20-K31
Open a category to browse its progressively more specific child codes. This hierarchy gives you access to all 136 records in the section.
K20Esophagitis
K21Gastro-esophageal reflux disease
K22Other diseases of esophagus
K23Disorders of esophagus in diseases classified elsewhere
K25Gastric ulcer
K26Duodenal ulcer
K27Peptic ulcer, site unspecified
K28Gastrojejunal ulcer
K29Gastritis and duodenitis
K30Functional dyspepsia
K31Other diseases of stomach and duodenum
Transparency
Source and release
This section reference is generated from Vero’s repository-backed ICD-10-CM section, description, and hierarchy datasets. The visible range, record count, links, FAQs, and structured data share those sources.
Review the CDC/NCHS ICD-10-CM sourceSection guidance
Frequently asked questions
What does the ICD-10-CM range K20-K31 include?
K20-K31 is the FY 2027 U.S. ICD-10-CM section for “Diseases of esophagus, stomach and duodenum.” This page lists 136 records from Vero’s repository-backed dataset.
Which ICD-10-CM chapter contains K20-K31?
K20-K31 is listed in Chapter 11, Diseases of the digestive system (K00-K95).
How many ICD-10-CM records are listed in K20-K31?
Vero’s FY 2027 reference dataset contains 136 records in K20-K31. Use the individual code pages to review descriptions, hierarchy, and coding notes.
Is K20-K31 itself a billable ICD-10-CM code?
K20-K31 is a section range, not a billable diagnosis code. Select the most specific code supported by the documentation and confirm the active code set and payer requirements.
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