ICD10BillableValid for clinical use

ICD-10 Code D65: Disseminated intravascular coagulation [defibrination syndrome]

D65 is a billable ICD-10 diagnosis code used to classify Disseminated intravascular coagulation [defibrination syndrome] in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89).

When is it used?

  • May be used when a clinician documents disseminated intravascular coagulation [defibrination syndrome] in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
3Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
block
D65-D69Coagulation defects, purpura and other hemorrhagic conditions
currentD65-D69

Official coding notes

Inclusion terms
  • Afibrinogenemia, acquired
  • Consumption coagulopathy
  • COVID-19 associated diffuse or disseminated intravascular coagulopathy
  • Diffuse or disseminated intravascular coagulation [DIC]
  • Fibrinolytic hemorrhage, acquired
  • Fibrinolytic purpura
  • Purpura fulminans
Excludes1 (do not code together)
  • disseminated intravascular coagulation (complicating):
  • abortion or ectopic or molar pregnancy (O00-O07, O08.1)
  • in newborn (P60)
  • pregnancy, childbirth and the puerperium (O45.0, O46.0, O67.0, O72.3)
Code also
  • , if applicable, associated condition

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

HematologistGeneral PhysicianCardiologist

Coding guidelines

Compatibility

Legacy and official ICD code match exactly.
Legacy codes
D65

Common synonyms

Disseminated intravascular coagulation [defibrination syndrome]

Frequently asked questions

Code details

CodeD65
SystemICD10
Display nameDisseminated intravascular coagulation [defibrination syndrome]
ChapterDiseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
BlockCoagulation defects, purpura and other hemorrhagic conditions

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Absence(of) (organ or part) (complete or partial)AfibrinogenemiaCoagulation, intravascular(diffuse) (disseminated)CoagulopathyCoagulopathyDefibrination(syndrome)Deficiency, deficientDisorder(of)FibrinogenopeniaFibrinolysis(hemorrhagic) (acquired)GlomerulonephritisGlomerulonephritis
See also
COVID-19

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code D65 for Disseminated intravascular coagulation [defibrination syndrome] | HealthAssure