You might be refering to certain terms in your own language. As far as I can break down your terms below is a list for your requirements.
File number :
PID.18
Patient account number, thats where the filenumber goes. If filenumber is treated as patient IDs then its either PID.2
or PID.3
Father name :
in NK1.2
or GT1.3
or IN1.16
segment, if relation ship is established. That is, if NK1.3
,GT1.11
or IN1.17
code suggest it is a father son relationship.
Department :
PV1.3.1
-point of care in an ADT
message or in the LDP
segment in LDP.2
in an MFN
message.
Doctor:
PV1.7 Attending provider
.
PV1.8 referring provider
.
PV1.52 Auxilliary Provider
.
OBR.16 Ordering provider
.
Diagnosis Information:
DG1
segment
DG1.3 - Code
DG1.5 - Date and time
You can find more documentation on this link