K29.4
Non-billableChronic atrophic gastritis
Chronic atrophic gastritis
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Gastric atrophy
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •hiatus herniaK44
Child Codes (2)
Related Codes(8)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(18)
UMLS
- AG - Atrophic gastritisC0017154
- Atrophic GastritidesC0017154
- Atrophic GastritisC0017154
- Atrophic gastritisC0017154
- Atrophic gastritis (disorder)C0017154
- CAG - Chronic atrophic gastritisC0017154
- Chronic Atrophic GastritisC0017154
- Chronic atrophic gastritisC0017154
- Gastric AtrophyC0017154
- Gastric atrophyC0017154
- Gastritides, AtrophicC0017154
- Gastritis atrophicC0017154
- Gastritis, AtrophicC0017154
- atrophic gastritisC0017154
- atrophy gastricC0017154
- chronic atrophic gastritisC0017154
- gastric atrophyC0017154
- gastritis atrophicC0017154
Frequently Asked Questions
What is the ICD-10 code for chronic atrophic gastritis?
The ICD-10-CM code for chronic atrophic gastritis is K29.4. The full clinical description is "Chronic atrophic gastritis". K29.4 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code K29.4 mean?
ICD-10-CM code K29.4 represents “Chronic atrophic gastritis”. It is classified under Chapter 11: Diseases of the Digestive System and is a non-billable header code. Use a more specific child code for billing purposes.
Is K29.4 a billable code?
No, K29.4 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 2 child codes under K29.4.
What chapter is K29.4 in?
K29.4 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K29.4?
K29.4 has Excludes1 notes indicating codes that cannot be used together with it, including: eosinophilic gastritis or gastroenteritis (K52.81); Zollinger-Ellison syndrome (E16.4).
What are the subcategories under K29.4?
K29.4 has 2 child codes, including: K29.40 (Chronic atrophic gastritis without bleeding), K29.41 (Chronic atrophic gastritis with bleeding).
What are the UMLS CUIs for K29.4?
K29.4 is linked to 1 UMLS Concept Unique Identifier: C0017154. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does K29.4 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like chronic atrophic gastritis affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of K29.4?
K29.4 maps to the ICD-11 code: DA42.73 (Chronic atrophic gastritis of unknown aetiology).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.