<SEC-DOCUMENT>0001079973-21-000500-index.html : 20210712
<SEC-HEADER>0001079973-21-000500.hdr.sgml : 20210712
<ACCEPTANCE-DATETIME>20210610165628
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0001079973-21-000500
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210610

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OPGEN INC
		CENTRAL INDEX KEY:			0001293818
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				061614015
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		CORRESP

	BUSINESS ADDRESS:	
		STREET 1:		9717 KEY WEST AVENUE
		STREET 2:		SUITE 100
		CITY:			ROCKVILLE
		STATE:			MD
		ZIP:			20850
		BUSINESS PHONE:		240-813-1260

	MAIL ADDRESS:	
		STREET 1:		9717 KEY WEST AVENUE
		STREET 2:		SUITE 100
		CITY:			ROCKVILLE
		STATE:			MD
		ZIP:			20850
</SEC-HEADER>
<DOCUMENT>
<TYPE>CORRESP
<SEQUENCE>1
<FILENAME>filename1.htm
<TEXT>
Document 1 - file: filename1.htm

</DOCUMENT>
</SEC-DOCUMENT>