DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

D65 diagnosis code · Billable category · FY2027

D65 Disseminated intravascular coagulation [defibrination syndrome]

  • Billable
  • MCC
  • POA reported

D65 ICD-10 code: a billable diagnosis code in FY2027; the category has no subdivisions.

Where it sits

  1. Chapter 3 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
  2. D65-D69 Coagulation defects, purpura and other hemorrhagic conditions (D65-D69)
  3. D65 Disseminated intravascular coagulation [defibrination syndrome]
CC / MCC
MCC
MS-DRG
791, 793, 813
HCC V28
–
POA
Reported
Code Editor
–
Index entries
20

Instructions

At D65

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

  • disseminated intravascular coagulation (complicating):
  • in newborn (P60) P60
  • pregnancy, childbirth and the puerperium (O45.0, O46.0, O67.0, O72.3) O45.0 O46.0 O67.0 O72.3

Excludes2

  • disseminated intravascular coagulation (complicating):
  • abortion or ectopic or molar pregnancy (O00-O07, O08.1) O00 O07 O08.1

Code also

  • , if applicable, associated condition

Notes that also apply

Chapter 3 instructions (Excludes2 9): printed on the chapter 3 page.

Index entries

  • Defibrination (syndrome) → D65
  • Fibrinolysis (hemorrhagic) (acquired) → D65
  • Proteolysis, pathologic → D65
  • Afibrinogenemiaacquired → D65
  • Coagulation, intravascular (diffuse) (disseminated)COVID-19 associated → D65
  • Coagulopathyconsumption → D65
  • Coagulopathyintravascular → D65
  • Fibrinogenopeniaacquired → D65
  • Hypofibrinogenemiaacquired → D65
  • Purpurafulminans, fulminous → D65
  • Purpuragangrenous → D65
  • SyndromeDIC (diffuse or disseminated intravascular coagulopathy) → D65
  • SyndromeICF (intravascular coagulation-fibrinolysis) → D65
  • Syndromeintravascular coagulation-fibrinolysis (ICF) → D65
  • SyndromeIVC (intravascular coagulopathy) → D65
  • Absence (of) (organ or part) (complete or partial)fibrinogen (congenital)acquired → D65
  • Deficiency, deficientfibrinogen (congenital) (hereditary)acquired → D65
  • Disorder (of)glomerular (in)disseminated intravascular coagulation → D65 [N08]
  • Glomerulonephritisin (due to)defibrination syndrome → D65 [N08]
  • Glomerulonephritisin (due to)disseminated intravascular coagulation → D65 [N08]

NCHS Alphabetic Index. Index first, then the Tabular List.

Medicare grouping and edits

CMS files for D65
CC / MCCMCC
PDX exclusion list0510 (51 codes)
Appendix BMDC 15 Newborns and Other Neonates with Conditions Originating in Perinatal Period, MS-DRG 791 (Prematurity with Major Problems…); MDC 15 Newborns and Other Neonates with Conditions Originating in Perinatal Period, MS-DRG 793 (Full Term Neonate with Major Problems…); MDC 16 Diseases and Disorders of Blood, Blood Forming Organs and Immunologic Disorders, MS-DRG 813 (Coagulation Disorders…)
Code Editor–
POAReported
HCC V28–

MCC as a secondary diagnosis, not when the principal diagnosis is on its PDX exclusion list.

CMS: MS-DRG v44 (Appendix B, C), MCE v44, POA list FY2027, 2027 Initial ICD-10-CM Mappings. What the rows mean.

Hierarchy