P81.9

ICD-10-CM Coding Rules

• P81.9

Applicable To

• Fever of newborn NOS

Approximate Synonyms

• Disturbance of temperature regulation of newborn

• Hyperthermia in newborn

• Neonatal hyperthermia

• Neonatal temperature regulation disorder

Details

• P81.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• Short description: Disturbance of temperature regulation of newborn, unsp

• The 2023 edition of ICD-10-CM P81.9 became effective on October 1, 2022.

• This is the American ICD-10-CM version of P81.9 – other international versions of ICD-10 P81.9 may differ.