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Diagnosis Code

P55.1 ABO ISOIMMUNIZATION OF NEWBORN


Code Information

Diagnosis Code: P55.1

Short Description: ABO isoimmunization of newborn

Long Description: ABO isoimmunization of newborn

The code P55.1 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)
        • P55.1 ABO isoimmunization of newborn

Code Version: 2022 ICD-10-CM


Synonyms

  • Fetal anemia
  • Hemolytic disease of fetus due to ABO immunization
  • Hemolytic disease of fetus OR newborn due to ABO immunization
  • Hemolytic disease of newborn co-occurrent and due to ABO immunization
  • Neonatal anemia
  • Neonatal jaundice due to ABO incompatibility

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
P55.1 Right Arrow 773.1 NB hemolyt dis-abo isoim

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
P55.0 Rh isoimmunization of newborn
P55.8 Other hemolytic diseases of newborn
P55.9 Hemolytic disease of newborn, unspecified

This page was last updated on: 10/1/2023

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