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2. ICD-10 Codes
3. Chapter - D50-D89
4. Section - D55-D59
5. Category - D56
6. D56.4

D56.4 - Hereditary persistence of fetal hemoglobin [HPFH]

• Applicable to Hereditary persistence of fetal hemoglobin [HPFH]
• The 2025 edition of ICD10-CM D56.4 became effective on October 1, 2024.
• This is the American ICD10-CM version of D56.4 - other international versions of ICD10 D56.4 may differ.
• D56.4 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above D56.4 contain annotation back-references that may be applicable to D56.4:

• Chapter: D50-D89 - Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
• Section: D55-D59 - Hemolytic anemias
• Category: D56 - Thalassemia

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.