T81.61

Billable

Aseptic peritonitis due to foreign substance accidentally left during a procedure

T81.61 is the ICD-10-CM code for Aseptic peritonitis due to foreign substance accidentally left during a procedure. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
S00-T88
Parent
T81.6
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

What this means — in plain language

MedlinePlus · NIH

Your peritoneum is the tissue that lines your abdominal wall and covers most of the organs in your abdomen. A liquid, peritoneal fluid, lubricates the surface of this tissue. Disorders of the peritoneum are not common. They include: Peritonitis - an inflammation of the peritoneum Cancer Complications from peritoneal dialysis Your doctor may use imaging tests or lab tests to analyze the peritoneal fluid to diagnose…

Read more about Peritoneal Disorders at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • Chemical peritonitis

Frequently asked questions

What is ICD-10 code T81.61?
T81.61 is the ICD-10-CM code for "Aseptic peritonitis due to foreign substance accidentally left during a procedure". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T81.61 a billable code?
Yes — T81.61 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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