Today's Volume
124
Transactions processed
Accepted (278A)
118
95.2% acceptance rate
Rejected
6
Schema/validation errors
Pending Response
22
Awaiting 278 response
278 Transaction Builder
278 Request
ISA / GS Envelope
Subscriber / Member
Service Review
Batch Upload
Drop .edi, .txt, or .x12 files here
or click to browse
Supports X12 5010 278/278A batch files. Max 50MB per upload.
278A Response Viewer
AA — Accepted
ISA*00* *00* *ZZ*EKLOTHO001 *ZZ*PAYER001 *240402*1200*^*00501*000001847*0*P*:~
GS*HI*EKLOTHO001*PAYER001*20240402*1200*1*X*005010X217~
2000A LOOP — Utilization Management Organization
HL*1**20*1~
NM1*X3*2*EKLOTHO HEALTH*****PI*EKLOTHO001~
2000B LOOP — Subscriber
HL*2*1*22*0~
NM1*IL*1*SANTOS*MARIA****MI*MBR00123456~
DMG*D8*19680315*F~
2000C LOOP — Service
HL*3*2*EV*0~
TRN*1*278-20240402-001847*EKLOTHO001~
UM*SC*I*AP*21:B*27447*2*1*48*Y~
AAA*Y*25*A7*Y~
Transaction Log
Transaction ID Type Submitter Member Service Timestamp Status Actions
278-20240402-001847278 RequestEKLOTHO001M. Santos27447 — Total KneeApr 2, 12:00 PMAccepted
278-20240402-001846278 RequestEKLOTHO001J. Okafor70553 — MRI BrainApr 2, 11:45 AMPending
278-20240402-001845278A ResponsePAYER001L. Zhao22612 — Spinal FusionApr 2, 11:30 AMRejected
278-20240402-001844278 RequestEKLOTHO001R. Chen27130 — Hip ReplaceApr 2, 11:15 AMAccepted
278-20240402-001843278 RequestEKLOTHO001P. Adams99213 — Office VisitApr 2, 10:58 AMAccepted
278-20240402-001842278A ResponsePAYER002D. Kumar96413 — Chemo InfusionApr 2, 10:30 AMAccepted
Showing 6 of 124 transactions today
 Page Guide
About EDI 278
The HIPAA X12 278 transaction set is used for Health Care Services Review — submitting prior authorization requests (278) and receiving responses (278A) electronically per X12 5010 standards.
Transaction Types
  • 278: Health Care Services Review Request — sent by provider or plan
  • 278A: Health Care Services Review Response — acknowledgment/decision
  • AAA: Reject Advice — indicates error codes
Batch Processing
Batch upload supports .edi, .txt, and .x12 file formats. Files are validated against X12 5010 schema before submission. Processing results appear in the transaction log within minutes.
Response Codes
  • AA: Accepted as submitted
  • A1–A7: Accepted with correction codes
  • CA: Certification not required
  • U: Unable to respond (payer issue)