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Home/Diagnosis/ICD-10 Coding for Superior Mesenteric Artery Stenosis

ICD-10 Coding for Superior Mesenteric Artery Stenosis

K55.1
I77.1

Complete ICD-10-CM coding and documentation guide for icd-10 coding for superior mesenteric artery stenosis includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
SMA Stenosis
Chronic Mesenteric Ischemia
mesenteric artery narrowing
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Key Information: ICD-10 Coding for Superior Mesenteric Artery Stenosis

Essential facts and insights about ICD-10 Coding for Superior Mesenteric Artery Stenosis

Use ICD-10 code K55.1 for chronic vascular disorders of intestine, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Chronic vascular disorders of intestine

Billable Code
K55.1
Billable

Diagnostic Criteria

  • • Chronic postprandial abdominal pain lasting ≥1 hour
  • • CTA-confirmed SMA stenosis ≥70%

Applicable To

  • • Chronic mesenteric ischemia

Important Notes

  • • Ensure documentation supports chronicity and imaging findings.

Stenosis of superior mesenteric artery

Billable Code
I77.1
Billable

Diagnostic Criteria

  • • CTA or MRA showing stenosis ≥70%

Applicable To

  • • Atherosclerosis of SMA

Important Notes

  • • Always sequence before K55.1.
Ancillary Codes

Additional codes that may be used with this diagnosis

I77.1

Use to specify the vascular etiology of SMA stenosis.

Use in conjunction with the main diagnosis codes when applicable.

Frequently Asked Questions

What is the ICD-10 code for SMA stenosis?

The ICD-10 code for chronic SMA stenosis is K55.1, used when chronic symptoms and imaging confirm stenosis.

How do you document chronic mesenteric ischemia?

Document chronic mesenteric ischemia by noting postprandial pain duration, imaging findings, and symptom chronicity.

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