K29.8 ICD-10-CM Code: Duodenitis
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
K29.8Duodenitis
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where K29.8 sits
- 1
Chapter 11
Diseases of the digestive system (K00-K95)
- 2
Section
Diseases of esophagus, stomach and duodenum (K20-K31)
- 3
Category K29
Gastritis and duodenitis
- 4
Code K29.8
Duodenitis
More specific choices
Codes under K29.8
K29.8 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for K29.8.
Code first
No “code first” instruction is listed for K29.8.
Use additional code
No “use additional code” instruction is listed for K29.8.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for K29.8.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for K29.8.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code K29.8 mean?
K29.8 is the FY 2027 U.S. ICD-10-CM code for “Duodenitis.”
Is K29.8 a billable or specific ICD-10-CM code?
No. K29.8 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is K29.8 located in ICD-10-CM?
K29.8 is listed in Chapter 11, Diseases of the digestive system (K00-K95), within Diseases of esophagus, stomach and duodenum (K20-K31) (K20–K31), under category K29, Gastritis and duodenitis.
What coding notes are listed for K29.8?
No inclusion terms are listed for K29.8 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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Related K29 codes
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