- Devergie's disease (pityriasis rubra pilaris) 696.4
- Deviation
- Devic's disease 341.0
- Device
- Devil's
- Devitalized tooth 522.9
- Devonshire colic 984.9
- Dextraposition, aorta 747.21
- Dextratransposition, aorta 745.11
- Dextrinosis, limit (debrancher enzyme deficiency) 271.0
- Dextrocardia (corrected) (false) (isolated) (secondary) (true) 746.87
- Dextroversion, kidney (left) 753.3
- Dhobie itch 110.3
- DHTR (delayed hemolytic transfusion reaction) - see Complications, transfusion
- Di George's syndrome (thymic hypoplasia) 279.11
- Di Guglielmo's disease or syndrome (M9841/3) 207.0
- Diabetes, diabetic (brittle) (congenital) (familial) (mellitus) (severe) (slight) (without complication) 250.0
- Diacyclothrombopathia 287.1
- Diagnosis deferred 799.9
- Dialysis (intermittent) (treatment)
- Diamond-Blackfan anemia or syndrome (congenital hypoplastic anemia) 284.01
- Diamond-Gardener syndrome (autoerythrocyte sensitization) 287.2