D13.99
Billable codeBenign neoplasm of ill-defined sites within the digestive system
The ICD-10 code for benign neoplasm of ill-defined sites within the digestive system is D13.99.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Benign neoplasm of digestive system NOS
- Benign neoplasm of intestine NOS
- Benign neoplasm of spleen
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- D13.91Familial adenomatous polyposis
- D13.99Benign neoplasm of ill-defined sites within the digestive system
Associated MS-DRGs
D13.99 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 314Other Circulatory System Diagnoses with MCC
- DRG 315Other Circulatory System Diagnoses with CC
- DRG 316Other Circulatory System Diagnoses without CC/MCC
- DRG 393Other Digestive System Diagnoses with MCC
- DRG 394Other Digestive System Diagnoses with CC
- DRG 395Other Digestive System Diagnoses without CC/MCC