| Code | Display | Definition |
| DE0 | Vaccine | Any vaccine |
| DE1 | BCG vaccines | Vaccine terminology codes for bacille Calmette–Guérin (BCG) |
| DE2 | Cholera vaccines | Vaccine terminology codes for cholera |
| DE3 | Diphtheria-containing vaccines | Vaccine terminology codes for diphtheria |
| DE4 | Hib-containing vaccines | Vaccine terminology codes for Haemophilus influenzae type b (Hib) |
| DE5 | Hepatitis A-containing vaccines | Vaccine terminology codes for hepatitis A |
| DE6 | Hepatitis B-containing vaccines | Vaccine terminology codes for hepatitis B |
| DE7 | HPV vaccines | Vaccine terminology codes for human papillomavirus (HPV) |
| DE8 | JE vaccines | Vaccine terminology codes for Japanese encephalitis (JE) |
| DE9 | Measles-containing vaccines | Vaccine terminology codes for measles-containing vaccines (MCV) |
| DE10 | Meningococcal vaccines | Vaccine terminology codes for meningococcal |
| DE11 | Mumps-containing vaccines | Vaccine terminology codes for mumps |
| DE12 | Pertussis-containing vaccines | Vaccine terminology codes for pertussis |
| DE13 | Pneumococcal vaccines | Vaccine terminology codes for pneumococcal |
| DE14 | Poliovirus-containing vaccines | Vaccine terminology codes for poliovirus |
| DE30 | Oral polio vaccines | Vaccine terminology codes for oral polio vaccines (OPV) |
| DE31 | Inactivated polio vaccines | Vaccine terminology codes for inactivated polio vaccines (IPV) |
| DE15 | Rabies vaccines | Vaccine terminology codes for rabies |
| DE16 | Rotavirus vaccines | Vaccine terminology codes for rotavirus |
| DE17 | Rubella-containing vaccines | Vaccine terminology codes for rubella |
| DE32 | Measles and rubella-containing vaccines | Vaccine terminology codes for measles and rubella |
| DE18 | Seasonal influenza vaccines | Vaccine terminology codes for seasonal influenza |
| DE19 | Tetanus-containing vaccines | Vaccine terminology codes for tetanus |
| DE20 | TBE vaccines | Vaccine terminology codes for tick-borne encephalitis (TBE) |
| DE21 | Typhoid vaccines | Vaccine terminology codes for typhoid |
| DE22 | Varicella-containing vaccines | Vaccine terminology codes for varicella |
| DE23 | Yellow fever vaccines | Vaccine terminology codes for yellow fever |
| DE24 | DTP-containing vaccines | Vaccine terminology codes for diphtheria–tetanus–pertussis (DTP) |
| DE28 | Tetanus and diphtheria-containing vaccines | Vaccine terminology codes for tetanus and diphtheria |
| DE33 | Tetanus and diphtheria-containing vaccines (DT) | Vaccine terminology codes for vaccines containing tetanus and diphtheria intended for children |
| DE34 | Tetanus and diphtheria-containing vaccines (Td) | Vaccine terminology codes for booster vaccines containing tetanus and diphtheria intended for older children and adults |
| DE25 | Dengue vaccines | Vaccine terminology codes for dengue |
| DE26 | COVID-19 vaccines | Vaccine terminology codes for coronavirus disease (COVID-19) |
| DE27 | Malaria vaccines | Vaccine terminology codes for malaria |
| DE29 | Pentavalent vaccines | Vaccine terminology codes for pentavalent vaccine (a combination vaccine that provides protection from diphtheria, pertussis, tetanus, hepatitis B and Hib) |