K66.1

Billable

Hemoperitoneum

K66.1 is the ICD-10-CM code for Hemoperitoneum. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
K00-K95
Parent
K66
Edition
FY2026

K00-K95 Diseases of the digestive system

Includes

  • Peritoneal hematoma
  • Peritoneal hemorrhage

Excludes1 — not coded here

  • traumatic hemoperitoneum (S36.8-)

Excludes2 — not included here

  • retroperitoneal hematoma (K68.3)
  • retroperitoneal hemorrhage (K68.3)

Frequently asked questions

What is ICD-10 code K66.1?
K66.1 is the ICD-10-CM code for "Hemoperitoneum". It falls under K00-K95 Diseases of the digestive system.
Is K66.1 a billable code?
Yes — K66.1 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from K66.1?
Excludes1 (not coded here): traumatic hemoperitoneum (S36.8-).

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

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