D72.81 - Decreased white blood cell count

Version 2023
ICD-10:D72.81
Short Description:Decreased white blood cell count
Long Description:Decreased white blood cell count
Status: Not Valid for Submission
Version:ICD-10-CM 2023
Code Classification:
  • Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50–D89)
    • Other disorders of blood and blood-forming organs (D70-D77)
      • Other disorders of white blood cells (D72)

D72.81 is a non-specific and non-billable ICD-10 code code, consider using a code with a higher level of specificity for a diagnosis of decreased white blood cell count. The code is not specific and is NOT valid for the year 2023 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Specific Coding for Decreased white blood cell count

Non-specific codes like D72.81 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for decreased white blood cell count:

  • BILLABLE CODE - Use D72.810 for Lymphocytopenia
  • BILLABLE CODE - Use D72.818 for Other decreased white blood cell count
  • BILLABLE CODE - Use D72.819 for Decreased white blood cell count, unspecified

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to this diagnosis code:


Type 1 Excludes

Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

Patient Education


Blood Disorders

Your blood is living tissue made up of liquid and solids. The liquid part, called plasma, is made of water, salts and protein. Over half of your blood is plasma. The solid part of your blood contains red blood cells, white blood cells and platelets.

Blood disorders affect one or more parts of the blood and prevent your blood from doing its job. They can be acute or chronic. Many blood disorders are inherited. Other causes include other diseases, side effects of medicines, and a lack of certain nutrients in your diet.

Types of blood disorders include:


[Learn More in MedlinePlus]

Code History