ICD10BillableValid for clinical use

ICD-10 Code P90: Convulsions of newborn

P90 is a billable ICD-10 diagnosis code used to classify Convulsions of newborn in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Certain conditions originating in the perinatal period (P00-P96).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Certain conditions originating in the perinatal period (P00-P96).

When is it used?

  • May be used when a clinician documents convulsions of newborn in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
16Certain conditions originating in the perinatal period (P00-P96)
block
P90-P96Other disorders originating in the perinatal period
currentP90-P96

Official coding notes

Excludes1 (do not code together)
  • benign myoclonic epilepsy in infancy (G40.3-)
  • benign neonatal convulsions (familial) (G40.3-)

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

PediatricianNeonatologist

Coding guidelines

Compatibility

Legacy and official ICD code match exactly.
Legacy codes
P90

Common synonyms

Convulsions of newborn

Frequently asked questions

Code details

CodeP90
SystemICD10
Display nameConvulsions of newborn
ChapterCertain conditions originating in the perinatal period (P00-P96)
BlockOther disorders originating in the perinatal period

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Convulsions(idiopathic)Convulsions(idiopathic)FitNewborn(infant) (liveborn) (singleton)Newborn(infant) (liveborn) (singleton)Seizure(s)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code P90 for Convulsions of newborn | HealthAssure