P81 ICD-10-CA category: Other disturbances of temperature regulation of newborn
P81 isn’t a code on its own. Choose one of the 3 codes beneath it, the one the documentation supports.
Official description
P81Other disturbances of temperature regulation of newborn
ICD-10-CA · Canada
Codes in P81
P81 isn’t a code on its own. Open the code that matches what the note documents.
Notes for P81
As CIHI prints them, with any note P81 takes from the headings above it.
Includes
- Conditions that have their origin in the perinatal period even though death or morbidity occurs laterFrom Chapter 16: Certain conditions originating in the perinatal period (P00-P96)
Excludes
Conditions classified elsewhere.
- Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)tetanus neonatorum (A33)whooping cough (A37.-)From Chapter 16: Certain conditions originating in the perinatal period (P00-P96)
Where P81 sits
- 1ChapterChapter 16: Certain conditions originating in the perinatal period (P00-P96)
- 2Block P80-P83Conditions involving the integument and temperature regulation of fetus and newborn
- 3Category P81Other disturbances of temperature regulation of newborn
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
Is P81 a valid ICD-10-CA code?
No. P81 (Other disturbances of temperature regulation of newborn) is a category heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 3 codes; record the one the documentation supports.
Where is P81 in ICD-10-CA?
P81 sits under P80-P83 Conditions involving the integument and temperature regulation of fetus and newborn, within Chapter 16: Certain conditions originating in the perinatal period (P00-P96).
What coding notes apply to P81?
ICD-10-CA lists Includes, Excludes notes for P81, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.