D50.9

Billable

ChapterD50–D89

Ranksubcategory

Official Description

Iron deficiency anemia, unspecified

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Billable/specific code (valid for reimbursement).
•Chapter 3: Diseases of the Blood and Blood-Forming Organs (D50-D89).

General instructions are available for the parent sections:

View CH3 Notes View D50 Notes

Clinical Hierarchy

CH3Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)

D50-D53Nutritional anemias (D50-D53)

D50Iron deficiency anemia

D50.9Iron deficiency anemia, unspecified

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to D50.9:

categoryD50

Iron deficiency anemia

View context instructions

chapterCH3

Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to D50.9. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

16 raw paths

Chlorosis1 unique routes

Direct index entry→D50.9

Deficiency, deficient1 unique routes

iron

anemia→D50.9

Faber's syndrome (achlorhydric anemia)1 unique routes

Direct index entry→D50.9

Hyposiderinemia1 unique routes

Direct index entry→D50.9

Syndrome2 unique routes

Faber's→D50.9

Hayem-Faber→D50.9

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 811

Red Blood Cell Disorders with MCC

DRG 812

Red Blood Cell Disorders without MCC

Cross Reference

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