P91.6 – Hypoxic ischemic encephalopathy [HIE]
ICD-10-CM 2027 diagnosis code · Other disorders originating in the perinatal period
ICD-10-CM code
P91.6
- Code
P91.6(claims format:P916)- Description
- Hypoxic ischemic encephalopathy [HIE]
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 16. Certain conditions originating in the perinatal period (P00-P96)
- Block
- P90-P96 Other disorders originating in the perinatal period
- Parent codes
- P91
Billable codes under P91.6
P91.6 is a header code and cannot be used on claims. Choose the most specific code:
Notes for P91.6
Related codes in P91
- P91.0 – Neonatal cerebral ischemiaBillable
- P91.1 – Acquired periventricular cysts of newbornBillable
- P91.2 – Neonatal cerebral leukomalaciaBillable
- P91.3 – Neonatal cerebral irritabilityBillable
- P91.4 – Neonatal cerebral depressionBillable
- P91.5 – Neonatal comaBillable
- P91.8 – Other specified disturbances of cerebral status of newbornHeader
- P91.9 – Disturbance of cerebral status of newborn, unspecifiedBillable
Frequently asked questions
What is ICD-10 code P91.6?
P91.6 is the ICD-10-CM code for hypoxic ischemic encephalopathy [HIE], in the block P90-P96 (Other disorders originating in the perinatal period).
Is P91.6 a billable code?
No. P91.6 is a header code with more specific child codes; report one of the billable codes listed above.
What category does P91.6 belong to?
It belongs to category P91 – Other disturbances of cerebral status of newborn.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.