HL7 Sample ADT 01 Patient Admit Message

By on January 2, 2013

ADT^A01 event type – Admit a patient

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An “admit patient” message (A01 “event”) is used for “Admitted” patients only. These messages are sent as a Sample HL7 Message ADT A01result of patients beginning their stay in the healthcare facility.

Normally, this information is entered in the hospital information system and broadcast to nursing units and ancillary systems. A admission message (A01 event) should be used to notify the pharmacy database of a patient’s arrival in the healthcare facility.


Segment Description
MSH Message Header
EVN Event Type
PID Patient Identification
PV1 Patient Visit
[{OBX}] Observation / Result
[{AL1}] Patient Allergy Information
[{DG1}] Diagnosis Information

ADT A01 Sample Message Sent From Hospital Information System:

MSH|^~\&|AccMgr|1|||20050110045504||ADT^A01|599102|P|2.3||| EVN|A01|20050110045502||||| PID|1||10006579^^^1^MRN^1||DUCK^DONALD^D||19241010|M||1|111 DUCK ST^^FOWL^CA^999990000^^M|1|8885551212|8885551212|1|2||40007716^^^AccMgr^VN^1|123121234|||||||||||NO NK1|1|DUCK^HUEY|SO|3583 DUCK RD^^FOWL^CA^999990000|8885552222||Y|||||||||||||| PV1|1|I|PREOP^101^1^1^^^S|3|||37^DISNEY^WALT^^^^^^AccMgr^^^^CI|||01||||1|||37^DISNEY^WALT^^^^^^AccMgr^^^^CI|2|40007716^^^AccMgr^VN|4|||||||||||||||||||1||G|||20050110045253|||||| GT1|1|8291|DUCK^DONALD^D||111^DUCK ST^^FOWL^CA^999990000|8885551212||19241010|M||1|123121234||||#Cartoon Ducks Inc|111^DUCK ST^^FOWL^CA^999990000|8885551212||PT| DG1|1|I9|71596^OSTEOARTHROS NOS-L/LEG ^I9|OSTEOARTHROS NOS-L/LEG ||A| IN1|1|MEDICARE|3|MEDICARE|||||||Cartoon Ducks Inc|19891001|||4|DUCK^DONALD^D|1|19241010|111^DUCK ST^^FOWL^CA^999990000|||||||||||||||||123121234A||||||PT|M|111 DUCK ST^^FOWL^CA^999990000|||||8291 IN2|1||123121234|Cartoon Ducks Inc|||123121234A|||||||||||||||||||||||||||||||||||||||||||||||||||||||||8885551212 IN1|2|NON-PRIMARY|9|MEDICAL MUTUAL CALIF.|PO BOX 94776^^HOLLYWOOD^CA^441414776||8003621279|PUBSUMB|||Cartoon Ducks Inc||||7|DUCK^DONALD^D|1|19241010|111 DUCK ST^^FOWL^CA^999990000|||||||||||||||||056269770||||||PT|M|111^DUCK ST^^FOWL^CA^999990000|||||8291 IN2|2||123121234|Cartoon Ducks Inc||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||8885551212 IN1|3|SELF PAY|1|SELF PAY|||||||||||5||1


Examples of ADT messages are:

About dkorolyk

I've been involved in Healthcare IT and PACS since Y2k. Over the years I've been fortunate enough to be involved in a lot of interesting an diverse projects. My experience also includes numerous HL7/EMR integration projects as well as many hardware and software platforms. My three main areas of expertise include technical integration aspects of radiology, oncology and laboratory diagnostics.

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