ICD-10-CM D46: Myelodysplastic syndromes

ICD-10-CM Diagnosis Code (2025)

Official Description for D46

Myelodysplastic syndromes

Coding Notes & Guidelines for D46

Excludes1: Not Coded Here

chronic myelomonocytic leukemia (C93.1-)

Excludes2: Not Included Here

drug-induced aplastic anemia (D61.1)

Use Additional Code

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Inclusion Terms

Refractory anemia without sideroblasts, without excess of blasts

Inclusion Terms

RARS

Inclusion Terms

RAEB NOS

Inclusion Terms

RAEB 1

Inclusion Terms

RAEB 2

Inclusion Terms

RCMD RS

Inclusion Terms
  • Myelodysplastic syndrome with 5q deletion
  • 5q minus syndrome NOS
Inclusion Terms

Myelodysplasia NOS

Child Codes (More Specific Codes for D46):

D46.0 - Refractory anemia without ring sideroblasts, so stated D46.1 - Refractory anemia with ring sideroblasts D46.2 - Refractory anemia with excess of blasts [RAEB] D46.20 - Refractory anemia with excess of blasts, unspecified D46.21 - Refractory anemia with excess of blasts 1 D46.22 - Refractory anemia with excess of blasts 2 D46.4 - Refractory anemia, unspecified D46.9 - Myelodysplastic syndrome, unspecified D46.A - Refractory cytopenia with multilineage dysplasia D46.B - Refractory cytopenia with multilineage dysplasia and ring sideroblasts D46.C - Myelodysplastic syndrome with isolated del(5q) chromosomal abnormality D46.Z - Other myelodysplastic syndromes

About ICD-10-CM Code D46 (Myelodysplastic syndromes)

ICD-10-CM code D46 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM D46 became effective on October 1, 2024.

This page provides detailed information about D46 - Myelodysplastic syndromes. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Myelodysplastic syndromes.