- D-Codes
- Data Aggregation
- Data Council
- De-identification
- Dental Content Committee
- Descriptor
- Designated Code Set
- Designated Data Content Committee
- Designated Record Set
- Designated Standard Maintenance Organization (DSMO)
- Digital Imaging and Communications in Medicine (DICOM)
- Direct Data Entry (DDE)
- Direct Treatment Relationship
- Discloses to Public Health Activities
- Draft Standard for Trial Use (DSTU)