10ICD Code Hub

P91.6

Header — not billable

Hypoxic ischemic encephalopathy [HIE]

The ICD-10 code for hypoxic ischemic encephalopathy [hie] is P91.6.

P91.6 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 4 more specific codes below.

Clinical notes

Excludes1 (not coded here)

An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).

  • Neonatal cerebral depression (P91.4)
  • Neonatal cerebral irritability (P91.3)
  • Neonatal coma (P91.5)

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under P91.6

Related codes in this category