D61.9

Billable
ChapterD50–D89
Ranksubcategory
Official Description

Aplastic 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).

Instructional Notes

Includes
  • Hypoplastic anemia NOS
  • Medullary hypoplasia
General instructions are available for the parent sections:
View CH3 NotesView D61 Notes

Clinical Hierarchy

CH3Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
D60-D64Aplastic and other anemias and other bone marrow failure syndromes (D60-D64)
D61Other aplastic anemias and other bone marrow failure syndromes
D61.9Aplastic anemia, unspecified

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to D61.9:

categoryD61
Other aplastic anemias and other bone marrow failure syndromes
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 D61.9. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

11 raw paths
Aleukia1 unique routes
hemorrhagica→D61.9
Anemia (essential) (general) (hemoglobin deficiency) (infantile) (primary) (profound)4 unique routes
aplastic→D61.9
hypoplasia, red blood cells→D61.9
hypoplastic (idiopathic)→D61.9
hypoproliferative (refractive)→D61.9
Aplasia1 unique routes
bone marrow (myeloid)→D61.9
Hypoplasia, hypoplastic2 unique routes
bone NOS
marrow→D61.9
medullary→D61.9
Marrow (bone)1 unique routes
arrest→D61.9
Panhematopenia1 unique routes
Direct index entry→D61.9
Panhemocytopenia1 unique routes
Direct index entry→D61.9

MS-DRG Classification

2026 v43.1

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

DRG 808
Major Hematological and Immunological Diagnoses Except Sickle Cell Crisis and Coagulation Disorders with MCC
DRG 809
Major Hematological and Immunological Diagnoses Except Sickle Cell Crisis and Coagulation Disorders with CC
DRG 810
Major Hematological and Immunological Diagnoses Except Sickle Cell Crisis and Coagulation Disorders without CC/MCC

Cross Reference

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