Non-Billable / Non-Specific Code
ICD-10-CM P56 is the diagnosis code for Hydrops fetalis due to hemolytic disease. This code falls under the section "Hemorrhagic and hematological disorders of newborn" within Chapter 16 — Certain conditions originating in the perinatal period (P00-P96). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as P56. They are mutually exclusive:
Understanding where P56 sits in the ICD-10-CM classification helps ensure proper coding:
No, P56 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
P56 is the ICD-10-CM diagnosis code for "Hydrops fetalis due to hemolytic disease". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
P56 is located in Section P50-P61 — "Hemorrhagic and hematological disorders of newborn" within Chapter 16 of the ICD-10-CM Tabular List.
P56 has 2 sub-code(s) that provide more specific detail: P56.0, P56.9.
Use P56 when the patients documented diagnosis matches "Hydrops fetalis due to hemolytic disease" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Hydrops fetalis due to hemolytic disease is P56.
No, P56 is non-billable. Use a more specific sub-code for primary diagnosis billing.
P56 is in Chapter 16 of the ICD-10-CM Tabular List.
Type 1 Excludes for P56 include: hydrops fetalis NOS (P83.2).
Yes, P56 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.