D75.821

Billable
ChapterD50–D89
Ranksubcategory
Official Description

Non-immune heparin-induced thrombocytopenia

Metadata & Insights
  • Billable/specific code (valid for reimbursement).
  • Chapter 3: Diseases of the Blood and Blood-Forming Organs (D50-D89).

Instructional Notes

Includes
  • Non-immune HIT
  • Type 1 heparin-induced thrombocytopenia
General instructions are available for the parent sections:

Clinical Hierarchy

BillableHas subcodes
CH3Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
D70-D77Other disorders of blood and blood-forming organs (D70-D77)
D75Other and unspecified diseases of blood and blood-forming organs
D75.8Other specified diseases of blood and blood-forming organs
D75.82Heparin induced thrombocytopenia (HIT)
D75.821Non-immune heparin-induced thrombocytopeniaBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to D75.821:

subcategoryD75.82
Heparin induced thrombocytopenia (HIT)
View context instructions
categoryD75
Other and unspecified diseases of blood and blood-forming organs
View context instructions
chapterCH3
Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
View context instructions

Code History

  • FY 2022: This code replaced D75.82 (Heparin induced thrombocytopenia (HIT))

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

Cross Reference

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