HL7_231_ACC 

Segment OTD 

HL7_231_ACK 

Segment OTD 

HL7_231_ADR_A19 

Segment OTD 

HL7_231_ADT_A01 

Admit/Visit Notification 

HL7_231_ADT_A02 

Transfer a Patient 

HL7_231_ADT_A03 

Discharge/End Visit 

HL7_231_ADT_A04 

Register a Patient 

HL7_231_ADT_A05 

Pre-Admit a Patient 

HL7_231_ADT_A06 

Change an Outpatient to an Inpatient 

HL7_231_ADT_A07 

Change an Inpatient to an Outpatient 

HL7_231_ADT_A08 

Update Patient Information 

HL7_231_ADT_A09 

Patient Departing - Tracking 

HL7_231_ADT_A10 

Patient Arriving - Tracking 

HL7_231_ADT_A11 

Cancel Admit/Visit Notification 

HL7_231_ADT_A12 

Cancel Transfer 

HL7_231_ADT_A13 

Cancel Discharge/End Visit 

HL7_231_ADT_A14 

Pending Admit 

HL7_231_ADT_A15 

Pending Transfer 

HL7_231_ADT_A16 

Pending Discharge 

HL7_231_ADT_A17 

Swap Patients 

HL7_231_ADT_A18 

Merge Patient Information 

HL7_231_ADT_A20 

Bed Status Update 

HL7_231_ADT_A21 

Patient Goes on a Leave of Absence 

HL7_231_ADT_A22 

Patient Returns from a Leave of Absence 

HL7_231_ADT_A23 

Delete a Patient Record 

HL7_231_ADT_A24 

Link Patient Information 

HL7_231_ADT_A25 

Cancel Pending Discharge 

HL7_231_ADT_A26 

Cancel Pending Transfer 

HL7_231_ADT_A27 

Cancel Pending Admit 

HL7_231_ADT_A28 

Add Person or Patient Information 

HL7_231_ADT_A29 

Delete Person Information 

HL7_231_ADT_A30  

Merge Person Information 

HL7_231_ADT_A31 

Update Person Information 

HL7_231_ADT_A32 

Cancel Patient Arriving - Tracking 

HL7_231_ADT_A33 

Cancel Patient Departing - Tracking 

HL7_231_ADT_A34 

Merge Patient Information - Patient ID Only 

HL7_231_ADT_A35 

Merge Patient Information - Account Number Only 

HL7_231_ADT_A36 

Merge Patient Information - Patient ID & Account Number 

HL7_231_ADT_A37 

Unlink Patient Information 

HL7_231_ADT_A38 

Cancel Pre-Admit 

HL7_231_ADT_A39 

Merge Patient - Patient ID 

HL7_231_ADT_A40 

Merge Patient - Patient Identifier List 

HL7_231_ADT_A41 

Merge Account - Patient Account Number 

HL7_231_ADT_A42 

Merge Visit - Visit Number 

HL7_231_ADT_A43 

Move Patient Information - Patient Identifier List 

HL7_231_ADT_A44 

Move Account Information - Patient Account Number 

HL7_231_ADT_A45 

Move Visit Information - Visit Number 

HL7_231_ADT_A46 

Change Patient ID 

HL7_231_ADT_A47 

Change Patient Identifier List 

HL7_231_ADT_A48 

Change Alternate 

HL7_231_ADT_A49 

Change Patient Account Number 

HL7_231_ADT_A50 

Change Visit Number 

HL7_231_ADT_A51 

Change Alternate Visit ID 

HL7_231_AIG 

Segment OTD 

HL7_231_AIL 

Segment OTD 

HL7_231_AIP 

Segment OTD 

HL7_231_AIS 

Segment OTD 

HL7_231_AL1 

Segment OTD 

HL7_231_APR 

Segment OTD 

HL7_231_AQR 

Segment OTD 

HL7_231_AUT 

Segment OTD 

HL7_231_BAR_P01 

Add Patient Account 

HL7_231_BAR_P02 

Purge Patient Accounts 

HL7_231_BAR_P05 

Update Account 

HL7_231_BAR_P06 

End Account 

HL7_231_BLG 

Segment OTD 

HL7_231_CRM_C01 

Register a Patient on a Clinical Trial 

HL7_231_CRM_C02 

Cancel a Patient Registration on Clinical Trial 

HL7_231_CRM_C03 

Correct/Update Registration Information 

HL7_231_CRM_C04 

Patient has Gone Off a Clinical Trial 

HL7_231_CRM_C05 

Patient Enters Phase of Clinical Trial 

HL7_231_CRM_C06 

Cancel Patient Entering a Phase 

HL7_231_CRM_C07 

Correct/Update Phase Information 

HL7_231_CRM_C08 

Patient has Gone Off Phase of Clinical Trial 

HL7_231_CSP 

Segment OTD 

HL7_231_CSR 

Segment OTD 

HL7_231_CSS 

Segment OTD 

HL7_231_CSU_C09 

Automated Time Intervals for Reporting, Like Monthly 

HL7_231_CSU_C10 

Patient Completes the Clinical Trial 

HL7_231_CSU_C11 

Patient Completes a Phase of the Clinical Trial 

HL7_231_CSU_C12 

Update/Correction of Patient Order/Result Information 

HL7_231_CTD 

Segment OTD 

HL7_231_CTI 

Segment OTD 

HL7_231_DB1 

Segment OTD 

HL7_231_DFT_P03 

Post Detail Financial Transactions 

HL7_231_DG1 

Segment OTD 

HL7_231_DOC_T12 

Segment OTD 

HL7_231_DRG 

Segment OTD 

HL7_231_DSC 

Segment OTD 

HL7_231_DSP 

Segment OTD 

HL7_231_DSR_Q01 

Segment OTD 

HL7_231_DSR_Q03 

Post Detail Financial Transactions - Expanded 

HL7_231_EDR_R07 

Enhanced Display Response 

HL7_231_EQL 

Segment OTD 

HL7_231_EQQ_Q04 

Embedded Query Language Query 

HL7_231_ERP_R09 

Event Replay Response 

HL7_231_ERQ 

Segment OTD 

HL7_231_ERR 

Segment OTD 

HL7_231_EVN 

Segment OTD 

HL7_231_FAC 

Segment OTD 

HL7_231_FT1 

Segment OTD 

HL7_231_GOL 

Segment OTD 

HL7_231_GT1 

Segment OTD 

HL7_231_IN1 

Segment OTD 

HL7_231_IN2 

Segment OTD 

HL7_231_IN3 

Segment OTD 

HL7_231_MDM_T01 

Original Document Notification 

HL7_231_MDM_T02 

Original Document Notification and Content 

HL7_231_MDM_T03 

Document Status Change Notification 

HL7_231_MDM_T04 

Document Status Change Notification and Content 

HL7_231_MDM_T05 

Document Addendum Notification 

HL7_231_MDM_T06 

Document Addendum Notification and Content 

HL7_231_MDM_T07 

Document Edit Notification 

HL7_231_MDM_T08 

Document Edit Notification and Content 

HL7_231_MDM_T09 

Document Replacement Notification 

HL7_231_MDM_T10 

Document Replacement Notification and Content 

HL7_231_MDM_T11 

Document Cancel Notification 

HL7_231_MFA 

Segment OTD 

HL7_231_MFE 

Segment OTD 

HL7_231_MFI 

Segment OTD 

HL7_231_MFK_M01 

Segment OTD 

HL7_231_MFK_M02 

Segment OTD 

HL7_231_MFK_M03 

Segment OTD 

HL7_231_MFK_M04 

Segment OTD 

HL7_231_MFK_M05 

Segment OTD 

HL7_231_MFK_M06 

Segment OTD 

HL7_231_MFK_M07 

Segment OTD 

HL7_231_MFK_M08 

Segment OTD 

HL7_231_MFK_M09 

Segment OTD 

HL7_231_MFK_M010 

Segment OTD 

HL7_231_MFK_M11 

Segment OTD 

HL7_231_MFN_M01 

Master File Notification 

HL7_231_MFN_M02 

Staff/Practitioner Master File Message 

HL7_231_MFN_M03 

Master File Notification - Test/Observation 

HL7_231_MFN_M04 

Charge Description Master File Message 

HL7_231_MFN_M05 

Patient Location Master File Message 

HL7_231_MFN_M06 

Clinical Trials Master File Message (Identifier Code CMA) 

HL7_231_MFN_M08 

Master File Notification - Test/Observation (Numeric) 

HL7_231_MFN_M09 

Master File Notification - Test/Observation (Categorical) 

HL7_231_MFN_M10 

Master File Notification - Test/Observation Batteries 

HL7_231_MFN_M11 

Master File Notification - Test/Calculated Observations 

HL7_231_MFQ_M01 

Master Files Query - Not Otherwise Specified (for backward compatibility only) 

HL7_231_MFQ_M02 

Master Files Query - Staff/Practitioner 

HL7_231_MFQ_M03 

Master Files Query - Test/Observation (for backward compatibility only) 

HL7_231_MFQ_M04 

Master Files Query - Charge Description 

HL7_231_MFQ_M05 

Master Files Query - Patient Location 

HL7_231_MFQ_M06 

Master Files Query - Clinical Study with Phases and Schedules 

HL7_231_MFR_M01 

Segment OTD 

HL7_231_MFR_M02 

Segment OTD 

HL7_231_MFR_M03 

Segment OTD 

HL7_231_MFR_M04 

Segment OTD 

HL7_231_MFR_M05 

Segment OTD 

HL7_231_MFR_M06 

Segment OTD 

HL7_231_MRG 

Segment OTD 

HL7_231_MSA 

Segment OTD 

HL7_231_MSH 

Segment OTD 

HL7_231_NCK 

Segment OTD 

HL7_231_NK1 

Segment OTD 

HL7_231_NMD_N02 

Application Management Data Message 

HL7_231_NMQ_N01 

Application Management Query Message 

HL7_231_NMR_N01 

Segment OTD 

HL7_231_NPU 

Segment OTD 

HL7_231_NSC 

Segment OTD 

HL7_231_NST 

Segment OTD 

HL7_231_NTE 

Segment OTD 

HL7_231_OBR 

Segment OTD 

HL7_231_OBX 

Segment OTD 

HL7_231_ODS 

Segment OTD 

HL7_231_ODT 

Segment OTD 

HL7_231_OM1 

Segment OTD 

HL7_231_OM2 

Segment OTD 

HL7_231_OM3 

Segment OTD 

HL7_231_OM4 

Segment OTD 

HL7_231_OM5 

Segment OTD 

HL7_231_OM6 

Segment OTD 

HL7_231_OMD_O01 

Dietary Order 

HL7_231_OMN_O01 

Non-Stock Requisition Order Message 

HL7_231_OMS_O01 

Stock Requisition Order Message 

HL7_231_ORC 

Segment 

HL7_231_ORD_O02 

Dietary Order Acknowledgment Message 

HL7_231_ORF_R04 

Segment 

HL7_231_ORM_O01 

Pharmacy/Treatment Order Message 

HL7_231_ORN_O02 

General Order Acknowledgment Message 

HL7_231_ORR_O02 

General Order Response Message Response to any ORM 

HL7_231_ORS_O02 

Stock Requisition Acknowledgment 

HL7_231_ORU_R01 

Unsolicited Transmission of an Observation Message 

HL7_231_OSQ_Q06 

Query for Order Status 

HL7_231_OSR_Q06 

Segment OTD 

HL7_231_PCR 

Segment OTD 

HL7_231_PD1 

Segment OTD 

HL7_231_PDC 

Segment OTD 

HL7_231_PEO 

Segment OTD 

HL7_231_PES 

Segment OTD 

HL7_231_PEX_P07 

Unsolicited Initial Individual Product Experience Report 

HL7_231_PEX_P08 

Unsolicited Update Individual Product Experience Report 

HL7_231_PGL_PC6 

Patient Goal Message - Goal Add 

HL7_231_PGL_PC7 

Patient Goal Message - Goal Update 

HL7_231_PGL_PC8 

Patient Goal Message - Goal Delete 

HL7_231_PID 

Segment OTD 

HL7_231_PIN_I07 

Patient Insurance Information - Unsolicited 

HL7_231_PPG_PCG 

Pathway (Goal-Oriented) Add 

HL7_231_PPG_PCH 

Pathway (Goal-Oriented) Update 

HL7_231_PPG_PCJ 

Pathway (Goal-Oriented) Delete 

HL7_231_PPP_PCB 

Pathway (Problem-Oriented) Add 

HL7_231_PPP_PCC 

Pathway (Problem-Oriented) Update 

HL7_231_PPP_PCD 

Pathway (Problem-Oriented) Delete 

HL7_231_PPR_PC1 

Problem Add 

HL7_231_PPR_PC2 

Problem Update 

HL7_231_PPR_PC3 

Problem Delete 

HL7_231_PPT_PCL 

Pathway (Goal-Oriented) Query Response 

HL7_231_PPV_PCA 

Goal Response 

HL7_231_PR1 

Segment OTD 

HL7_231_PRA 

Segment OTD 

HL7_231_PRB 

Segment OTD 

HL7_231_PRD 

Segment OTD 

HL7_231_PRR_PC5 

Problem Response 

HL7_231_PSH 

Segment OTD 

HL7_231_PTH 

Segment OTD 

HL7_231_PTR_PCF 

Pathway (Problem-Oriented) Query Response 

HL7_231_PV1 

Segment OTD 

HL7_231_PV2 

Segment OTD 

HL7_231_QAK 

Segment OTD 

HL7_231_QCK_Q02 

Segment OTD 

HL7_231_QRD 

Segment OTD 

HL7_231_QRF 

Segment OTD 

HL7_231_QRY_A19 

Patient Query 

HL7_231_QRY_PC4 

Problem Query 

HL7_231_QRY_PC9 

Goal Query 

HL7_231_QRY_PCE 

Pathway (Problem-Oriented) Query 

HL7_231_QRY_PCK 

Pathway (Goal-Oriented) Query 

HL7_231_QRY_Q01 

Query Sent for Immediate Response 

HL7_231_QRY_Q02 

Query Sent for Deferred Response 

HL7_231_QRY_R02 

Query for Results of Observation 

HL7_231_QRY_T12 

Document Query 

HL7_231_RAR_RAR 

Pharmacy Administration Information 

HL7_231_RAS_O01 

Pharmacy/Treatment Administration Order Message 

HL7_231_RCI_I05 

Segment OTD 

HL7_231_RCL_I06 

Segment OTD 

HL7_231_RDE_O01 

Pharmacy/Treatment Encoded Order Message 

HL7_231_RDF 

Segment OTD 

HL7_231_RDO_O01 

Pharmacy/Treatment Order Message 

HL7_231_RDR_RDR 

Pharmacy/Treatment Dispense Information 

HL7_231_RDS_O01 

Pharmacy/Treatment Dispense Order Message 

HL7_231_RDT 

Segment OTD 

HL7_231_REF_I12 

Patient Referral 

HL7_231_REF_I13 

Modify Patient Referral 

HL7_231_REF_I14 

Cancel Patient Referral  

HL7_231_REF_I15 

Request Patient Referral Status 

HL7_231_RER_RER 

Pharmacy/Treatment Encoded Order Information 

HL7_231_RF1 

Segment OTD 

HL7_231_RGR_RGR 

Pharmacy/Treatment Dose Information 

HL7_231_RGS 

Segment OTD 

HL7_231_RGV_O01 

Pharmacy/Treatment Give - Order Message 

HL7_231_ROL 

Segment OTD 

HL7_231_ROR_R0R 

Pharmacy/Treatment Order Response 

HL7_231_RPA_I08 

Segment OTD 

HL7_231_RPA_I09 

Segment OTD 

HL7_231_RPA_I10 

Segment OTD 

HL7_231_RPA_I11 

Segment OTD 

HL7_231_RPI_I01 

Segment OTD 

HL7_231_RPI_I04 

Segment OTD 

HL7_231_RPL_I02 

Segment OTD 

HL7_231_RPR_I03 

Segment OTD 

HL7_231_RQ1 

Segment OTD 

HL7_231_RQA_I08 

Request for Treatment Authorization Information 

HL7_231_RQA_I09 

Request for Modification to an Authorization 

HL7_231_RQA_I10 

Request for Re-submission of an Authorization 

HL7_231_RQA_I11 

Request for Cancellation of an Authorization 

HL7_231_RQC_I05 

Request for Patient Clinical Information 

HL7_231_RQC_I06 

Request/Receipt of Clinical Data Listing 

HL7_231_RQD 

Segment OTD 

HL7_231_RQI_I01 

Request for Insurance Information 

HL7_231_RQI_I02 

Request/Receipt of Patient Selection Display List 

HL7_231_RQI_I03 

Request/Receipt of Patient Selection List 

HL7_231_RQP_I04 

Request for Patient Demographic Data 

HL7_231_RQQ_Q09 

Event Replay Query 

HL7_231_RRA_O02 

Pharmacy/Treatment Administration Acknowledgment Message 

HL7_231_RRD_O02 

Pharmacy/Treatment Dispense Acknowledgment Message 

HL7_231_RRE_O02 

Pharmacy/Treatment Encoded Order Acknowledgment Message 

HL7_231_RRG_O02 

Pharmacy/Treatment Give Acknowledgment Message 

HL7_231_RRI_I12 

Segment OTD 

HL7_231_RRI_I13 

Segment OTD 

HL7_231_RRI_I14 

Segment OTD 

HL7_231_RRI_I15 

Segment OTD 

HL7_231_RRO_O02 

ORR Message for Pharmacy/Treatment - Order Response 

HL7_231_RXA 

Segment OTD 

HL7_231_RXC 

Segment OTD 

HL7_231_RXD 

Segment OTD 

HL7_231_RXE 

Segment OTD 

HL7_231_RXG 

Segment OTD 

HL7_231_RXO 

Segment OTD 

HL7_231_RXR 

Segment OTD 

HL7_231_SCH 

Segment OTD 

HL7_231_SIU_S12 

Schedule Information Unsolicited - Notification of new appointment booking 

HL7_231_SIU_S13 

Schedule Information Unsolicited - Notification of Appointment Rescheduling 

HL7_231_SIU_S14 

Schedule Information Unsolicited - Notification of Appointment Modification 

HL7_231_SIU_S15 

Schedule Information Unsolicited - Notification of Appointment Cancellation 

HL7_231_SIU_S16 

Schedule Information Unsolicited - Notification of Appointment Discontinuation 

HL7_231_SIU_S17 

Schedule Information Unsolicited - Notification of Appointment Deletion 

HL7_231_SIU_S18 

Schedule Information Unsolicited - Notification of Addition of Service/Resource on Appointment 

HL7_231_SIU_S19 

Schedule Information Unsolicited - Notification of Modification of Service/Resource on Appointment 

HL7_231_SIU_S20 

Schedule Information Unsolicited - Notification of Cancellation of Service/Resource on Appointment 

HL7_231_SIU_S21 

Schedule Information Unsolicited - Notification of Discontinuation of Service/Resource on Appointment 

HL7_231_SIU_S22 

Schedule Information Unsolicited - Notification of Deletion of Service/Resource on Appointment 

HL7_231_SIU_S23 

Schedule Information Unsolicited - Notification of Blocked Schedule Time Slot(s) 

HL7_231_SIU_S24 

Schedule Information Unsolicited - Notification of Opened (_unblocked_) Schedule Time Slot(s) 

HL7_231_SIU_S26 

Schedule Information Unsolicited - Notification that Patient did Not Show Up for Schedule Appointment 

HL7_231_SPQ_Q08 

Stored Procedure Request 

HL7_231_SPR 

Segment OTD 

HL7_231_SQM_S25 

Schedule Query Message and Response 

HL7_231_SRM_S01 

Schedule Request Message - Request New Appointment Booking 

HL7_231_SRM_S02 

Schedule Request Message - Request Appointment Rescheduling 

HL7_231_SRM_S03 

Schedule Request Message - Request Appointment Modification 

HL7_231_SRM_S04 

Schedule Request Message - Request Appointment Cancellation 

HL7_231_SRM_S05 

Schedule Request Message - Request Appointment Discontinuation 

HL7_231_SRM_S06 

Schedule Request Message - Request Appointment Deletion 

HL7_231_SRM_S07 

Schedule Request Message - Request Addition of Service/Resource on Appointment 

HL7_231_SRM_S08 

Schedule Request Message - Request Modification of Service/ Resource on Appointment 

HL7_231_SRM_S09 

Schedule Request Message - Request Cancellation of Service/ Resource on Appointment 

HL7_231_SRM_S10 

Schedule Request Message - Request Discontinuation of Service/ Resource on Appointment 

HL7_231_SRM_S11 

Schedule Request Message - Request Deletion of Service/Resource on Appointment 

HL7_231_SRR_S01 

Segment OTD 

HL7_231_SRR_S02 

Segment OTD 

HL7_231_SRR_S03 

Segment OTD 

HL7_231_SRR_S04 

Segment OTD 

HL7_231_SRR_S05 

Segment OTD 

HL7_231_SRR_S06 

Segment OTD 

HL7_231_SRR_S07 

Segment OTD 

HL7_231_SRR_S08 

Segment OTD 

HL7_231_SRR_S09 

Segment OTD 

HL7_231_SRR_S10 

Segment OTD 

HL7_231_SRR_S11 

Segment OTD 

HL7_231_STF 

Segment OTD 

HL7_231_SUR_P09 

Summary Product Experience Report 

HL7_231_TBR_R08 

Tabular Data Response 

HL7_231_TXA 

Segment OTD 

HL7_231_UB1 

Segment OTD 

HL7_231_UB2 

Segment OTD 

HL7_231_UDM_Q05 

Unsolicited Display Update Message 

HL7_231_URD 

Segment OTD 

HL7_231_URS 

Segment OTD  

HL7_231_VAR 

Segment OTD 

HL7_231_VQQ_Q07 

Virtual Table Query 

HL7_231_VTQ 

Segment OTD 

HL7_231_VXQ_V01 

Query for Vaccination Record 

HL7_231_VXR_V03 

Vaccination Record Response 

HL7_231_VXU_V04 

Unsolicited Vaccination Record Update 

HL7_231_VXX_V02 

Response to Vaccination Query Returning Multiple PID Matches