O86.4

Billable

Pyrexia of unknown origin following delivery

O86.4 is the ICD-10-CM code for Pyrexia of unknown origin following delivery. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
O00-O9A
Parent
O86
Edition
FY2026

O00-O9A Pregnancy, childbirth and the puerperium

Includes

  • Puerperal infection NOS following delivery
  • Puerperal pyrexia NOS following delivery

Excludes2 — not included here

  • pyrexia during labor (O75.2)

Frequently asked questions

What is ICD-10 code O86.4?
O86.4 is the ICD-10-CM code for "Pyrexia of unknown origin following delivery". It falls under O00-O9A Pregnancy, childbirth and the puerperium.
Is O86.4 a billable code?
Yes — O86.4 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.