| Field code | P_ID |
| Field description | Patient identification |
| Field type | Alphanumeric Length: 17 |
| Field rule | EMDIS hub code + National patient identification |
| Dictionary field | Patient Identification (Patient identification assigned by patient registry) |
| EMDIS messages |
ALM_REQ ALM_RES CBR_REQ DONOR_CB IDM_REQ IDM_RES MARR_STAT MATCH_SUM MSG_DEN NO_RES PAT_STAT PAT_UPD PHEN_LIST REQ_CAN RES_REM RSV_NOT RSV_REQ RSV_RES SMP_ARR SMP_INFO SMP_REQ SMP_RES TXT_MSG TYP_REQ TYP_RES WARNING WOR_REQ |
| WMDA XML fields related to dictionary field |
RSV_PAT |