K26.5
BillableChronic or unspecified duodenal ulcer with perforation
Chronic or unspecified duodenal ulcer with perforation
Coding Notes
Includes
Conditions included under this code
- erosion (acute) of duodenum
- duodenum ulcer (peptic)
- postpyloric ulcer (peptic)
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
Use Additional Code
Additional codes that should follow this code
- code to identify:
- •alcohol abuse and dependenceF10
Related Codes(8)
K26.0Acute duodenal ulcer with hemorrhage
K26.1Acute duodenal ulcer with perforation
K26.2Acute duodenal ulcer with both hemorrhage and perforation
K26.3Acute duodenal ulcer without hemorrhage or perforation
K26.4Chronic or unspecified duodenal ulcer with hemorrhage
K26.6Chronic or unsp duodenal ulcer w both hemorrhage and perf
K26.7Chronic duodenal ulcer without hemorrhage or perforation
K26.9Duodenal ulcer, unsp as acute or chronic, w/o hemor or perf
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(48)
SNOMED CT
- Chronic duodenal ulcer with perforation but without obstruction34602004
- Chronic duodenal ulcer with perforation49916007
- Perforated chronic duodenal ulcer49916007
- Chronic peptic ulcer with perforation AND obstruction57871005
- Chronic duodenal ulcer with perforation AND obstruction60551006
- Duodenal ulcer with perforation AND obstruction77410006
- Duodenal ulcer with perforation but without obstruction86983005
- DU - Perforated duodenal ulcer88968005
- Duodenal ulcer with perforation88968005
- Perforation of duodenal ulcer88968005
- Chronic duodenal ulcer with obstruction196666001
- Bursting injury of small intestine235742009
- Disruption of small intestine235742009
- Rupture of small intestine235742009
- Rupture of intestine235799001
- Bursting injury of duodenum262846002
- Disruption of duodenum262846002
- Duodenal rupture262846002
- Rupture of duodenum262846002
- Duodenal perforation270909006
- Perforation of duodenum270909006
- Non-traumatic duodenal rupture405575002
- Nontraumatic duodenal rupture405575002
UMLS
Clinical Terms
- Disruption of small intestine
- Perforated chronic duodenal ulcer
- Chronic duodenal ulcer with obstruction
- Duodenal rupture
- Duodenal ulcer with perforation AND obstruction
- Bursting injury of small intestine
- Chronic duodenal ulcer with perforation AND obstruction
- Bursting injury of duodenum
- Rupture of duodenum
- Rupture of small intestine
- Nontraumatic duodenal rupture
- Perforation of duodenum
- Duodenal perforation
- Duodenal ulcer with perforation but without obstruction
- Chronic peptic ulcer with perforation AND obstruction
- Disruption of duodenum
- Rupture of intestine
- Chronic duodenal ulcer with perforation
- Perforation of duodenal ulcer
- DU - Perforated duodenal ulcer
- Duodenal ulcer with perforation
- Non-traumatic duodenal rupture
- Chronic duodenal ulcer with perforation but without obstruction
Frequently Asked Questions
What is the ICD-10 code for chronic or unspecified duodenal ulcer with perforation?
The ICD-10-CM code for chronic or unspecified duodenal ulcer with perforation is K26.5. The full clinical description is "Chronic or unspecified duodenal ulcer with perforation". K26.5 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code K26.5 mean?
ICD-10-CM code K26.5 represents “Chronic or unspecified duodenal ulcer with perforation”. 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 K26.5 a billable code?
Yes, K26.5 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is K26.5 in?
K26.5 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K26.5?
K26.5 has Excludes1 notes indicating codes that cannot be used together with it, including: peptic ulcer NOS (K27.-).
Are additional codes required with K26.5?
Yes, when using K26.5, also report: ; alcohol abuse and dependence (F10.-).
What SNOMED CT codes does K26.5 map to?
K26.5 maps to 13 SNOMED CT concepts: 262846002, 235742009, 196666001, 49916007, 60551006, and 8 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for K26.5?
K26.5 is linked to 1 UMLS Concept Unique Identifier: C0391983. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does K26.5 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like chronic or unspecified duodenal ulcer with perforation 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 K26.5?
K26.5 maps to the ICD-11 code: DA63.Z (Duodenal ulcer, unspecified).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.