P55 ICD-10-CM Code: Hemolytic disease of newborn
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
P55Hemolytic disease of newborn
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where P55 sits
- 1
Chapter 16
Certain conditions originating in the perinatal period (P00-P96)
- 2
Section
Hemorrhagic and hematological disorders of newborn (P50-P61)
- 3
Category P55
Hemolytic disease of newborn
- 4
Code P55
Hemolytic disease of newborn
More specific choices
Codes under P55
P55 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for P55.
Code first
No “code first” instruction is listed for P55.
Use additional code
No “use additional code” instruction is listed for P55.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for P55.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for P55.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code P55 mean?
P55 is the FY 2027 U.S. ICD-10-CM code for “Hemolytic disease of newborn.”
Is P55 a billable or specific ICD-10-CM code?
No. P55 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is P55 located in ICD-10-CM?
P55 is listed in Chapter 16, Certain conditions originating in the perinatal period (P00-P96), within Hemorrhagic and hematological disorders of newborn (P50-P61) (P50–P61), under category P55, Hemolytic disease of newborn.
What coding notes are listed for P55?
No inclusion terms are listed for P55 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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