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ICD-10-CM Diagnosis Code D56.0

Effective Date: 10/01/2015 To 09/30/2025

Alpha thalassemia

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
48 -- -- -- -- -- Acute No
Applicable To for D56.0:
  • Alpha thalassemia major

  • Hemoglobin H Constant Spring

  • Hemoglobin H disease

  • Hydrops fetalis due to alpha thalassemia

  • Severe alpha thalassemia

  • Triple gene defect alpha thalassemia

Use Additional for D56.0:
  • code, if applicable, for hydrops fetalis due to alpha thalassemia (P56.99)

Excludes-1 for D56.0:
  • alpha thalassemia trait or minor (D56.3)

  • asymptomatic alpha thalassemia (D56.3)

  • hydrops fetalis due to isoimmunization (P56.0)

  • hydrops fetalis not due to immune hemolysis (P83.2)

Back-references to D56.0
  • Disease, diseased see also Syndrome
    • hemoglobin or Hb
      • Bart's D56.0
        • H(Hb-H) (thalassemia) D56.0
          • Constant Spring D56.0
      • Hb(abnormal)
        • Bart's disease D56.0
        • Hemoglobin see also condition
          • H Constant Spring D56.0
          • Hydrops R60.9
            • fetalis P83.2
              • due to
                • alpha thalassemia D56.0
              • newborn(idiopathic) P83.2
                • due to
                  • alpha thalassemia D56.0
              • Thalassemia(anemia) (disease) D56.9
                • alpha(major) (severe) (triple gene defect) D56.0
                • Related Medications for D56.0
                  • glutamine, hydroxyurea, phenylbutyrate

                  Chapter, Section and Diagnosis Prefix for D56.0
                    D50-D89 :

                    Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

                    D55-D59 :

                    Hemolytic anemias

                    D56 :

                    Thalassemia