"" 2023| Microcytic Anemia ICD-10-CM Diagnosis Code D50.9 - Health and Fitness Informatics


2023| Microcytic Anemia ICD-10-CM Diagnosis Code D50.9

 Iron deficiency anemia, unspecified:

  • D50.9 is a billable/specific ICD-10-CM that can be utilized to specify a diagnosis for compensation use.
  • D50.9 turned effective on October 1, 2022, according to the 2023 edition ICD-10-CM.
  • D50.9 is the American version of the American ICD-10-CM, while other international versions of ICD-10 D50.9 may vary.   

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ICD-10 Code for microcytic anemia:

The following code(s) above D50.9 include annotation back reference which can be applicable to D50.9


Iron deficiency


Diseases of the blood and blood-making organs and definite disorders engaging the immune mechanism.

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Approximate synonyms of iron deficiency anemia ICD-10:

  • Anemia, microcytic, hypochromic
  • Anemia, normocytic, hypochromic
  • Anemia, microcytic, normochromic
  • Anemia, iron deficiency
  • Iron deficiency anemia
  • Iron deficiency anemia in pregnancy
  • Iron deficiency anemia in childbirth
  • Iron deficiency anemia of pregnancy
  • Iron deficiency anemia postpartum
  • Microcytic anemia
  • Microcytic normochromic anemia
  • Normocytic hypochromic anemia
  • Microcytic hypochromic anemia
  • Postpartum (after childbirth) iron deficiency anemia

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Clinical Information about ICD-10 Code for microcytic anemia: 

Low iron intake, chronic blood loss, or inefficient iron absorption in the gastrointestinal tract can cause Anemia.

Anemia is described as absent or lower iron stores, low transferrin saturation, low serum iron concentration, and low hematocrit value or hemoglobin concentration.

The iron binding capacity is augmented and the erythrocytes are microcytic and hypochromic.

ICD-10-CM D50.9 is grouped in Diagnostic Related Group(s) (MS-DRG v40.9)

  • 812 Red blood cell disorders without mcc
  • 811 Red blood cell disorders with mcc

Convert D50.9 to ICD-9-CM

Code history:

        2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)

        2017 (effective 10/1/2016): No change

        2018 (effective 10/1/2017): No change

        2019 (effective 10/1/2018): No change

        2020 (effective 10/1/2019): No change

        2021 (effective 10/1/2020): No change

        2022 (effective 10/1/2021): No change

        2023 (effective 10/1/2022): No change

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1. What is hypochromic microcytic anemia?

A. Hypochromic microcytic anemia is the type of anemia in which the circulating Red Blood Cells or RBCs have decreased in size (Hypochromic) smaller in size than usual (microcytic). It is also known as microcytic hypochromic anemia. 

2. What is the ICD-10 code for iron deficiency anemia?

A. The ICD-10 code for iron deficiency anemia unspecified is D50.9

3.  How do you diagnose microcytic anemia?

A. Microcytic anemia is often marked after your health expert has suggested a blood test called CBC or complete blood count for another motive. If your CBC indicates that you have anemia, your health expert will suggest another test as a peripheral blood smear. 

4. What are the two causes of microcytic anemia?

A. Iron deficiency, thalassemia, and inflammatory disease are the major causes of microcytic anemia in adults, but the most common reason is iron deficiency.

5. Is microcytic anemia thalassemia?

A. Thalassemia is a common cause of microcytic anemia, and this happens due to the impaired synthesis of globulin protein (a component of hemoglobin)  Beta-thalassemia is an inherited disease with extensive phenotypic severity of the illness.

6. What is the ICD-10 code for hypochromic anemia?

A. ICD-10 D64 is a diagnosis code for hypochromic anemia 

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