2021 ICD-10-CM Diagnosis Code D72.819

Decreased white blood cell count, unspecified

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • D72.819 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2021 edition of ICD-10-CM D72.819 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of D72.819 - other international versions of ICD-10 D72.819 may differ.
Applicable To
  • Decreased leukocytes, unspecified
  • Leukocytopenia, unspecified
  • Leukopenia
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as D72.819. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • malignant leukopenia (
    ICD-10-CM Diagnosis Code D70.9

    Neutropenia, unspecified

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    D70.9
    )
The following code(s) above D72.819 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to D72.819:
  • D50-D89
    2021 ICD-10-CM Range D50-D89

    Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

    Type 2 Excludes
    • 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)
    Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
  • D72
    ICD-10-CM Diagnosis Code D72

    Other disorders of white blood cells

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Other disorders of white blood cells
  • D72.8
    ICD-10-CM Diagnosis Code D72.8

    Other specified disorders of white blood cells

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Other specified disorders of white blood cells
  • D72.81
    ICD-10-CM Diagnosis Code D72.81

    Decreased white blood cell count

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Decreased white blood cell count
Approximate Synonyms
  • Leukopenia
  • Leukopenia (decreased white blood cells in blood)
  • Leukopenia not chemotherapy or radiation related
Clinical Information
  • A condition in which there is a lower-than-normal number of leukocytes (white blood cells) in the blood.
  • A finding based on laboratory test results that indicate an decrease in number of white blood cells in a blood specimen.
  • A laboratory test result indicating a decreased number of white blood cells in the peripheral blood.
  • An abnormally low white blood cell count
  • Reduction in the number of leukocytes in the blood, the count being 5000 per cubic millimeter or less.
ICD-10-CM D72.819 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 814 Reticuloendothelial and immunity disorders with mcc
  • 815 Reticuloendothelial and immunity disorders with cc
  • 816 Reticuloendothelial and immunity disorders without cc/mcc

Convert D72.819 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to D72.819:

ICD-10-CM Codes Adjacent To D72.819
D72.111 Lymphocytic Variant Hypereosinophilic Syndrome [LHES]
D72.118 Other hypereosinophilic syndrome
D72.119 …… unspecified
D72.12 Drug rash with eosinophilia and systemic symptoms syndrome
D72.18 …… in diseases classified elsewhere
D72.19 Other eosinophilia
D72.8 Other specified disorders of white blood cells
D72.81 Decreased white blood cell count
D72.810 Lymphocytopenia
D72.818 Other decreased white blood cell count
D72.819 …… unspecified
D72.82 Elevated white blood cell count
D72.820 Lymphocytosis (symptomatic)
D72.821 Monocytosis (symptomatic)
D72.822 Plasmacytosis
D72.823 Leukemoid reaction
D72.824 Basophilia
D72.825 Bandemia
D72.828 Other elevated white blood cell count
D72.829 …… unspecified
D72.89 Other specified disorders of white blood cells

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.