P59.9 — Neonatal jaundice, unspecified

P59.9

ICD-10 Chapter 16: Perinatal Period — illustrative image
Chapter 16: Certain conditions originating in the perinatal period (P00–P96) — illustrative image

What this code means

Neonatal jaundice is yellowing of a newborn's skin from bilirubin build-up as the liver matures; cause not specified.

Also called: neonatal jaundice, newborn jaundice.

When this code is used

Used for neonatal jaundice, unspecified.

Where it sits in ICD-10-CM

Code P59.9 belongs to Chapter 16: Certain conditions originating in the perinatal period, which covers codes P00–P96 in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.

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Frequently asked questions

What is ICD-10-CM code P59.9?

P59.9 is the ICD-10-CM diagnosis code for “Neonatal jaundice, unspecified”. Neonatal jaundice is yellowing of a newborn's skin from bilirubin build-up as the liver matures; cause not specified.

When is code P59.9 used?

Used for neonatal jaundice, unspecified. It belongs to Chapter 16 of ICD-10-CM (Certain conditions originating in the perinatal period).

This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.

More codes in Chapter 16

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