D46.B
✓ Billable
Refractory cytopenia with multilineage dysplasia and ring sideroblasts
ICD-10-CM · FY2026 · Neoplasms
Code
D46.B
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Neoplasms
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code D46.B?
ICD-10-CM code D46.B represents Refractory cytopenia with multilineage dysplasia and ring sideroblasts. It is a billable diagnosis code in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.
Is D46.B billable?
Yes. D46.B is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is D46.B in?
D46.B belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.
Related codes in the D46 category
D46
Myelodysplastic syndromes
Non-billable
D46.0
Refractory anemia without ring sideroblasts, so stated
Billable
D46.1
Refractory anemia with ring sideroblasts
Billable
D46.2
Refractory anemia with excess of blasts [RAEB]
Non-billable
D46.A
Refractory cytopenia with multilineage dysplasia
Billable
D46.C
Myelodysplastic syndrome with isolated del(5q) chromosomal abnormality
Billable
D46.4
Refractory anemia, unspecified
Billable
D46.Z
Other myelodysplastic syndromes
Billable
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