ICD-10 diagnosis code

K23 Disorders of oesophagus in diseases classified elsewhere

K23 is the ICD-10 code for Disorders of oesophagus in diseases classified elsewhere. It is a three-character category divided into 3 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block K20–K31 (Diseases of oesophagus, stomach and duodenum) in Chapter XI, Diseases of the digestive system.

Code type: Category (3 characters)
Chapter: XI · K00–K93
Classification: WHO ICD-10, 2019 version

Subcodes of K23

K23 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

K23Förändringar i matstrupen vid sjukdomar som klassificeras på annan plats

DenmarkICD-10-DK

DK23Sygdom i øsofagus ved sygdom klassificeret andetsteds

GermanyICD-10-GM

K23Krankheiten des Ösophagus bei anderenorts klassifizierten Krankheiten

United StatesICD-10-CM

K23Disorders of esophagus in diseases classified elsewhere

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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