ICD-10-CM Diagnosis Code D71.9 - Functional disorders of polymorphonuclear neutrophils, unspecified (original) (raw)

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ICD List 2025-2026 Edition

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  6. 2026 ICD-10-CM Code D71.9

Functional disorders of polymorphonuclear neutrophils, unspecified

ICD-10-CM Code:

D71.9

ICD-10 Code for:

Functional disorders of polymorphonuclear neutrophils, unsp

Is Billable?

Yes - Valid for Submission

Code Navigator:

D71.9 is a billable diagnosis code used to specify a medical diagnosis of functional disorders of polymorphonuclear neutrophils, unspecified. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2025 through September 30, 2026.

Unspecified diagnosis codes like D71.9 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.

  1. Code Information
  2. Approximate Synonyms
  3. 2026 ICD-10 Code
  4. Tabular List of Diseases and Injuries
  5. Index to Diseases and Injuries References
  7. Diagnostic Related Groups Mapping
  8. Replacement Code
  9. Patient Education
  10. Other Codes Used Similar Conditions
  11. Code History

The following list of clinical terms are approximate synonyms, alternative descriptions, or common phrases that might be used by patients, healthcare providers, or medical coders to describe the same condition. These synonyms and related diagnosis terms are often used when searching for an ICD-10 code, especially when the exact medical terminology is unclear. Whether you're looking for lay terms, similar diagnosis names, or common language alternatives, this list can help guide you to the correct ICD-10 classification.

D71.9 is new to ICD-10-CM code set for the FY 2026, effective October 1, 2025. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2025. This is a new and revised code for the FY 2026 (October 1, 2025 - September 30, 2026).

References found for this diagnosis code in the External Cause of Injuries Index:

D719 replaces the following previously assigned ICD-10-CM code(s):