ICD-10 K55.0
Non-Billable HeaderAcute vascular disorders of intestine
About ICD-10-CM K55.0
ICD-10-CM code K55.0 represents Acute vascular disorders of intestine. This is a non-billable header code in the Digestive System chapter (block K55). The 2026 edition of ICD-10-CM K55.0 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under K55.0. Per CMS ICD-10-CM Tabular 2026.
- Infarction of appendices epiploicae
- Mesenteric (artery) (vein) embolism
- Mesenteric (artery) (vein) infarction
- Mesenteric (artery) (vein) thrombosis
Medicare LCD Coverage for K55.0
Local Coverage Determinations (LCDs) from CMS MACs that list K55.0 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing K55.0.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but K55.0 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with K55.0
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 44500 Vascular access procedure Gastroenterology
Codes Adjacent To K55.0
Other codes in section K55-K64 (Other diseases of intestines).
ICD-10 K55.0, Billing FAQ
Is ICD-10 code K55.0 billable? +
No, K55.0 is a non-billable header code. Use a more specific child code from block K55 when submitting claims.
What other names or terms map to K55.0? +
ICD-10 K55.0 includes: Infarction of appendices epiploicae; Mesenteric (artery) (vein) embolism; Mesenteric (artery) (vein) infarction, and 1 more clinical synonyms.
What CPT codes are commonly billed with K55.0? +
Procedures frequently paired with K55.0 include: 44500.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 1, 2026.
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