D72.1

Eosinophilia

FY2027Chapter 3: Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism/D70–D77 Other disorders of blood and blood-forming organs

Non-billable headerNot valid on its own. Use one of the more specific codes under it.

D72.1 is a non-billable ICD-10-CM code header for eosinophilia. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are D72.10 Eosinophilia, unspecified; D72.11 Hypereosinophilic syndrome [HES]; D72.12 Drug rash with eosinophilia and systemic symptoms syndrome; D72.18 Eosinophilia in diseases classified elsewhere and 1 more. Its coding notes include 3 Excludes1 entries and 12 Excludes2 entries.

Excludes1

Not coded here. The listed conditions generally should not be reported together.

Inherited from D72 Other disorders of white blood cells

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

This code
  • Löffler's syndrome (J82.89)
  • pulmonary eosinophilia (J82.-)
Inherited from D72 Other disorders of white blood cells
  • neutropenia (D70)
Also from chapter/block level (9 notes)
Inherited from Chapter 3 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
  • autoimmune disease (systemic) NOS (M35.9)
  • certain conditions originating in the perinatal period (P00-P96)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • human immunodeficiency virus [HIV] disease (B20)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

More specific codes under D72.1 5