Przykładowe komunikaty HL7:

Przykład 1:
MSH|^~\&|REGADT|MCM|RSP1P8|MCM|199601051530|SECURITY|ADT^A40|00000005|P|2.3<cr>
EVN|18|199601051530<cr>
PID|||MR2^^^XYZ||JONES^WILLIAM^A^JR||19501010|M|||123 NORTH STREET^^NY^NY^10021||(212)111-3333|||S||X1<cr>
PV1||O|PT||||||||||||||||V2<cr>
PV1||O|PT||||||||||||||||V3<cr>
MRG|MR1^^^XYZ||A1<cr>

Przykład 2:
MSH|^~\&|REGADT|MCM|RSP1P8|MCM|199601051530|SECURITY|ADT^A34|00000007|P|2.3<cr>
EVN|18|199601051530<cr>
PID|||MR2||JONES^WILLIAM^A^JR||19501010|M|||123 EAST STREET^^NY^NY^10021||(212)111-3333|||S||A2<cr>
MRG|MR1^^^XYZ||A2<cr>

Przykład 3:
MSH|^~\&|REGADT|MCM|IFENG||199601110603||ADT^A02|000001|P|2.3|||<CR>
EVN|A02|199601110603||01||199601110500<CR>
PID|||191919^^^GENHOSP|253763|MASSIE^JAMES^A||19560129|M|||171
	ZOBERLEIN^^ISHPEMING^MI^49849^""^||(900)485-5344|
	(900)485-5344||S|C|10199925|371-66-9256||<CR>
	(900)545-1200|EM^EMPLOYER|19940605||PROGRAMMER|||ACME SOFTWARE COMPANY<CR>
PV1||I|SICU^0001^02^GENHOSP|||6N^1234^A^GENHOSP|0100^ANDERSON,CARL|0148^ADDISON,JAMES||SUR||||||||0148^ANDERSON,CARL|S|1400|A|||||||||||||||||GENHOSP|||||199501102300|<CR>

Przykład 4:
MSH|^~\&|REGADT|MCM|IFENG||199601121005||ADT^A03|000001|P|2.3|||<CR>
EVN|A03|199601121005||01||199601121000<CR>
PID|||191919^^^GENHOSP|253763|MASSIE^JAMES^A||19560129|M|||171
	ZOBERLEIN^^ISHPEMING^MI^49849^""^||(900)485-5344|
	(900)485-5344||S|C|10199925|371-66-9256||<CR>
	(900)545-1200|EM^EMPLOYER|19940605||PROGRAMMER|||ACME SOFTWARE COMPANY<CR>
PV1||I|6N||||0100^ANDERSON,CARL|0148^ADDISON,JAMES||SUR||||||||0148^ANDERSON,CARL|S|1400|A||||||||||||||SNF|ISH^ISHPEMING NURSING HOME||GENHOSP|||||199601102300|199691121005<CR>