AutoICD API

K26.4

Billable

Chronic or unspecified duodenal ulcer with hemorrhage

Chronic or unspecified duodenal ulcer with hemorrhage

Status

Billable / Specific

Block

K20-K31

Parent Code

K26

ICD-11 Mapping

1 equivalent

Coding Notes

Includes

Conditions included under this code

  • erosion (acute) of duodenum
  • duodenum ulcer (peptic)
  • postpyloric ulcer (peptic)

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

Use Additional Code

Additional codes that should follow this code

Related Codes(8)
K26.0

Acute duodenal ulcer with hemorrhage

BillableK26.1

Acute duodenal ulcer with perforation

BillableK26.2

Acute duodenal ulcer with both hemorrhage and perforation

BillableK26.3

Acute duodenal ulcer without hemorrhage or perforation

BillableK26.5

Chronic or unspecified duodenal ulcer with perforation

BillableK26.6

Chronic or unsp duodenal ulcer w both hemorrhage and perf

BillableK26.7

Chronic duodenal ulcer without hemorrhage or perforation

BillableK26.9

Duodenal ulcer, unsp as acute or chronic, w/o hemor or perf

Billable
ICD-11 Equivalents(1)

ICD-11 Equivalents

View full mapping

Corresponding ICD-11 codes from the WHO crosswalk mapping

DA63.ZDuodenal ulcer, unspecifiedequivalentPrimary
Also Known As / Clinical Terms(54)

SNOMED CT

UMLS

Clinical Terms

  • Chronic duodenal ulcer with obstruction
  • Duodenal erosion
  • Bleeding chronic duodenal ulcer
  • Duodenal ulcer with haemorrhage but without obstruction
  • Chronic duodenal ulcer with hemorrhage but without obstruction
  • Chronic peptic ulcer with hemorrhage AND obstruction
  • Chronic duodenal ulcer with hemorrhage AND obstruction
  • Duodenal ulcer with haemorrhage AND obstruction
  • Haemorrhagic erosion of duodenum
  • Erosion of duodenum with haemorrhage
  • Bleeding superficial ulcer of duodenum
  • Chronic duodenal ulcer with haemorrhage but without obstruction
  • Erosion of duodenum with hemorrhage
  • Chronic peptic ulcer with haemorrhage AND obstruction
  • Chronic duodenal ulcer with haemorrhage
  • Chronic duodenal ulcer with haemorrhage AND obstruction
  • Bleeding duodenal erosion
  • Bleeding duodenal ulcer
  • Duodenal ulcer with hemorrhage
  • Superficial ulcer of duodenum with haemorrhage
  • Chronic duodenal ulcer with hemorrhage
  • Hemorrhagic erosion of duodenum
  • Duodenal ulcer with hemorrhage AND obstruction
  • Duodenal ulcer with hemorrhage but without obstruction
  • Superficial ulcer of duodenum with hemorrhage
  • Duodenal ulcer with haemorrhage
Frequently Asked Questions
What is the ICD-10 code for chronic or unspecified duodenal ulcer with hemorrhage?

The ICD-10-CM code for chronic or unspecified duodenal ulcer with hemorrhage is K26.4. The full clinical description is "Chronic or unspecified duodenal ulcer with hemorrhage". K26.4 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code K26.4 mean?

ICD-10-CM code K26.4 represents “Chronic or unspecified duodenal ulcer with hemorrhage”. It is classified under Chapter 11: Diseases of the Digestive System and is a billable/specific code that can be used on a claim.

Is K26.4 a billable code?

Yes, K26.4 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is K26.4 in?

K26.4 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).

What codes cannot be used with K26.4?

K26.4 has Excludes1 notes indicating codes that cannot be used together with it, including: peptic ulcer NOS (K27.-).

Are additional codes required with K26.4?

Yes, when using K26.4, also report: ; alcohol abuse and dependence (F10.-).

What SNOMED CT codes does K26.4 map to?

K26.4 maps to 10 SNOMED CT concepts: 89469000, 1148555003, 27281001, 34021006, 62341002, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for K26.4?

K26.4 is linked to 1 UMLS Concept Unique Identifier: C0156004. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does K26.4 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like chronic or unspecified duodenal ulcer with hemorrhage 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 K26.4?

K26.4 maps to the ICD-11 code: DA63.Z (Duodenal ulcer, unspecified).

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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.