D50.9
Iron deficiency anemia, unspecified
Billable FY2026 2025-10-01 → 2026-09-30
This is the unspecified option. 3 more
specific codes sit alongside it. Worth
checking whether the documentation supports one of them.
Exclusions 9 never code together
D50-D89chapter
Excludes2
- autoimmune disease (systemic) NOS (M35.9)M35.9
- certain conditions originating in the perinatal period (P00-P96)P00-P96
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- human immunodeficiency virus [HIV] disease (B20)B20
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 2
D50code
Includes
- asiderotic anemia
- hypochromic anemia
Index entries leading here 6
- Deficiency, deficient
- Anemia (essential) (general) (hemoglobin deficiency) (infantile) (primary) (profound) D64.9
- asiderotic D50.9
- deficiency D53.9
- iron D50.9
- due to (in) (with)
- impaired absorption D50.9
- Faber's (achlorhydric anemia) D50.9
- hypochromic (idiopathic) (microcytic) (normoblastic) D50.9
- iron deficiency D50.9
- microcytic (hypochromic) D50.9
- refractory D46.4
- sideropenic D50.9
- sideropenic (refractory) D50.9
- with (due to) (in)
- koilonychia D50.9
- Chlorosis D50.9
- Syndrome — see also Disease
- Faber's syndrome (achlorhydric anemia) D50.9
- Hyposiderinemia D50.9
Alongside this code 3 same parent — D50
Medications 1
MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.