Is P56.99 a billable ICD-10 code?

Yes. P56.99 (Hydrops fetalis due to other hemolytic disease) is billable and can be used for insurance claims. Always verify payer-specific requirements.

P56.99 ✓ Billable

Hydrops fetalis due to other hemolytic disease

Q: What is ICD-10 code P56.99?

ICD-10-CM code P56.99 stands for "Hydrops fetalis due to other hemolytic disease". It is a billable code in the Certain Conditions Originating in the Perinatal Period chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Certain Conditions Originating in the Perinatal Period

Code

P56.99

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Certain Conditions Originating in the Perinatal Period

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code P56.99?

ICD-10-CM code P56.99 represents Hydrops fetalis due to other hemolytic disease. It is a billable diagnosis code in the Certain Conditions Originating in the Perinatal Period chapter, effective October 1, 2025 – September 30, 2026.

Is P56.99 billable?

Yes. P56.99 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is P56.99 in?

P56.99 belongs to the Certain Conditions Originating in the Perinatal Period chapter (P00–P96) of ICD-10-CM.

Related codes in the P56 category

P56 Hydrops fetalis due to hemolytic disease Non-billable P56.0 Hydrops fetalis due to isoimmunization Billable P56.9 Hydrops fetalis due to other and unspecified hemolytic disease Non-billable P56.90 Hydrops fetalis due to unspecified hemolytic disease Billable

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