S36.400
Non-billableUnspecified injury of duodenum
Unspecified injury of duodenum
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- injuries to the abdominal wall
- injuries to the anus
- injuries to the buttock
- injuries to the external genitalia
- injuries to the flank
- injuries to the groin
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
Code Also
A second code may be required; sequencing depends on circumstances
Child Codes (3)
Related Codes(2)
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for unspecified injury of duodenum?
The ICD-10-CM code for unspecified injury of duodenum is S36.400. The full clinical description is "Unspecified injury of duodenum". S36.400 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code S36.400 mean?
ICD-10-CM code S36.400 represents “Unspecified injury of duodenum”. It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.
Is S36.400 a billable code?
No, S36.400 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under S36.400.
What chapter is S36.400 in?
S36.400 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with S36.400?
S36.400 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71).
What are the subcategories under S36.400?
S36.400 has 3 child codes, including: S36.400A (Unspecified injury of duodenum, initial encounter), S36.400D (Unspecified injury of duodenum, subsequent encounter), S36.400S (Unspecified injury of duodenum, sequela).
Are additional codes required with S36.400?
Yes, when using S36.400, also report: any retained foreign body, if applicable (Z18.-).
What are the UMLS CUIs for S36.400?
S36.400 is linked to 1 UMLS Concept Unique Identifier: C2839286. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does S36.400 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like unspecified injury of duodenum 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 S36.400?
There is no direct ICD-11 mapping available for S36.400 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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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.