P74.31

Hyperkalemia of newborn

Billable / specific

P74.31 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from P74)

  • conditions that have their origin in the fetal or perinatal period (before birth through the first 28 days after birth) even if morbidity occurs later
  • transitory endocrine and metabolic disturbances caused by the infant's response to maternal endocrine and metabolic factors, or its adjustment to extrauterine environment
  • Note: Codes from this chapter are for use on newborn records only, never on maternal records

Excludes2

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

  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) (from P74)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from P74)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from P74)
  • neoplasms (C00-D49) (from P74)
  • tetanus neonatorum (A33) (from P74)

Also known as

  • Disturbance, potassium balance, newborn, hyperkalemia

Parent code

  • P74.3Disturbances of potassium balance of newbornHeader

Related codes

  • P74.32Hypokalemia of newbornBillable

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