P55.0 RH ISOIMMUNIZATION OF NEWBORN

Code Information

Diagnosis Code: P55.0
Short Description: Rh isoimmunization of newborn
Long Description: Rh isoimmunization of newborn
Code Version: 2025 ICD-10-CM

The code P55.0 is VALID for claim submission

Code Classification

Certain conditions originating in the perinatal period (P00–P96)
- Hemorrhagic and hematological disorders of newborn (P50-P61)
  - Hemolytic disease of newborn (P55)

Synonyms

Hemolytic disease of fetus OR newborn due to RhD isoimmunization
Rhesus isoimmunization due to anti-c
Rhesus isoimmunization due to anti-Cw
Rhesus isoimmunization due to anti-D
Rhesus isoimmunization due to anti-E

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
P55.0		773.0	NB hemolyt dis:rh isoimm

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
P55	Hemolytic disease of newborn
P55.1	ABO isoimmunization of newborn
P55.8	Other hemolytic diseases of newborn
P55.9	Hemolytic disease of newborn, unspecified

This page was last updated on: 10/1/2024

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