<SEC-DOCUMENT>0001171843-20-001337-index.html : 20200227
<SEC-HEADER>0001171843-20-001337.hdr.sgml : 20200227
<ACCEPTANCE-DATETIME>20200227131828
ACCESSION NUMBER:		0001171843-20-001337
CONFORMED SUBMISSION TYPE:	10-K/A
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20191231
FILED AS OF DATE:		20200227
DATE AS OF CHANGE:		20200227

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PSYCHEMEDICS CORP
		CENTRAL INDEX KEY:			0000806517
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				581701987
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		10-K/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13738
		FILM NUMBER:		20660382

	BUSINESS ADDRESS:	
		STREET 1:		125 NAGOG PARK
		CITY:			ACTON
		STATE:			MA
		ZIP:			01720
		BUSINESS PHONE:		978-206-8220

	MAIL ADDRESS:	
		STREET 1:		125 NAGOG PARK
		CITY:			ACTON
		STATE:			MA
		ZIP:			01720
</SEC-HEADER>
<DOCUMENT>
<TYPE>10-K/A
<SEQUENCE>1
<FILENAME>f10ka_022720.htm
<DESCRIPTION>FORM 10-K/A
<TEXT>
Document 1 - file: f10ka_022720.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.2
<SEQUENCE>2
<FILENAME>exh_42.htm
<DESCRIPTION>EXHIBIT 4.2
<TEXT>
Document 2 - file: exh_42.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.3
<SEQUENCE>3
<FILENAME>exh_313.htm
<DESCRIPTION>EXHIBIT 31.3
<TEXT>
Document 3 - file: exh_313.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.4
<SEQUENCE>4
<FILENAME>exh_314.htm
<DESCRIPTION>EXHIBIT 31.4
<TEXT>
Document 4 - file: exh_314.htm

</DOCUMENT>
</SEC-DOCUMENT>