K66.1

Hemoperitoneum

Billable / specific

K66.1 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Peritoneal hematoma
  • Peritoneal hemorrhage

Excludes1

Not coded here — never report together with this code.

  • traumatic hemoperitoneum (S36.8-)

Excludes2

Not included here — may be reported together when both conditions exist.

  • retroperitoneal hematoma (K68.3)
  • retroperitoneal hemorrhage (K68.3)
  • certain conditions originating in the perinatal period (P04-P96) (from K66)
  • certain infectious and parasitic diseases (A00-B99) (from K66)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from K66)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) (from K66)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from K66)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from K66)
  • neoplasms (C00-D49) (from K66)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from K66)
  • ascites (R18.-) (from K66)
  • peritoneal effusion (chronic) (R18.8) (from K66)

Also known as

  • Peritoneal hematoma
  • Peritoneal hemorrhage
  • Hematoma, peritoneal
  • Hemorrhage, hemorrhagic, intrapelvic, male
  • Hemorrhage, hemorrhagic, intraperitoneal
  • Hemorrhage, hemorrhagic, mesentery
  • Hemorrhage, hemorrhagic, omentum
  • Hemorrhage, hemorrhagic, peritoneum, peritoneal

Parent code

  • K66Other disorders of peritoneumHeader

Related codes

  • K66.0Peritoneal adhesions (postprocedural) (postinfection)Billable
  • K66.8Other specified disorders of peritoneumBillable
  • K66.9Disorder of peritoneum, unspecifiedBillable

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