P81.0
Billable codeEnvironmental hyperthermia of newborn
The ICD-10 code for environmental hyperthermia of newborn is P81.0.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- P81.8Other specified disturbances of temperature regulation of newborn
- P81.9Disturbance of temperature regulation of newborn, unspecified
- P81.0Environmental hyperthermia of newborn
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 7784Approximate match
Associated MS-DRGs
P81.0 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.