Skip to content

P39.0

Billable

Neonatal infective mastitis

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A bacterial infection of the breast tissue in a newborn, causing inflammation and potential abscess formation.

Coding Tips

  • This is a rare condition in neonates; document the causative organism if identified
  • Distinguish from normal breast engorgement or physiologic discharge in newborns

Excludes 1 — Do NOT code together

  • breast engorgement of newborn (P83.4)
  • noninfective mastitis of newborn (P83.4)

Code Hierarchy

Open P39.0 in the Interactive Encoder

See full code details, AI coding tips, HCC mappings, and related codes in our interactive encoder. Start your 14-day Pro trial — no credit card required.