<SEC-DOCUMENT>0001075415-23-000015-index.html : 20230508
<SEC-HEADER>0001075415-23-000015.hdr.sgml : 20230508
<ACCEPTANCE-DATETIME>20230508164935
ACCESSION NUMBER:		0001075415-23-000015
CONFORMED SUBMISSION TYPE:	425
PUBLIC DOCUMENT COUNT:		46
FILED AS OF DATE:		20230508
DATE AS OF CHANGE:		20230508

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DIVERSIFIED HEALTHCARE TRUST
		CENTRAL INDEX KEY:			0001075415
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				043445278
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		425
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15319
		FILM NUMBER:		23898494

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE RMR GROUP
		STREET 2:		TWO NEWTON PL., 255 WASH. ST., STE. 300
		CITY:			NEWTON
		STATE:			MA
		ZIP:			02458
		BUSINESS PHONE:		(617) 796-8350

	MAIL ADDRESS:	
		STREET 1:		C/O THE RMR GROUP
		STREET 2:		TWO NEWTON PL., 255 WASH. ST., STE. 300
		CITY:			NEWTON
		STATE:			MA
		ZIP:			02458

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SENIOR HOUSING PROPERTIES TRUST
		DATE OF NAME CHANGE:	19981217

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DIVERSIFIED HEALTHCARE TRUST
		CENTRAL INDEX KEY:			0001075415
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				043445278
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		425

	BUSINESS ADDRESS:	
		STREET 1:		C/O THE RMR GROUP
		STREET 2:		TWO NEWTON PL., 255 WASH. ST., STE. 300
		CITY:			NEWTON
		STATE:			MA
		ZIP:			02458
		BUSINESS PHONE:		(617) 796-8350

	MAIL ADDRESS:	
		STREET 1:		C/O THE RMR GROUP
		STREET 2:		TWO NEWTON PL., 255 WASH. ST., STE. 300
		CITY:			NEWTON
		STATE:			MA
		ZIP:			02458

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SENIOR HOUSING PROPERTIES TRUST
		DATE OF NAME CHANGE:	19981217
</SEC-HEADER>
<DOCUMENT>
<TYPE>425
<SEQUENCE>1
<FILENAME>dhc_425x05082023.htm
<DESCRIPTION>425
<TEXT>
Document 1 - file: dhc_425x05082023.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>dhc_033123x8-kxexhibitx9001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 2 - file: dhc_033123x8-kxexhibitx9001.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>dhc_033123x8-kxexhibitx9002.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: dhc_033123x8-kxexhibitx9002.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>dhc_033123x8-kxexhibitx9003.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: dhc_033123x8-kxexhibitx9003.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>dhc_033123x8-kxexhibitx9004.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: dhc_033123x8-kxexhibitx9004.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>dhc_033123x8-kxexhibitx9005.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: dhc_033123x8-kxexhibitx9005.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>dhc_033123x8-kxexhibitx9006.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: dhc_033123x8-kxexhibitx9006.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>dhc_033123x8-kxexhibitx9007.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: dhc_033123x8-kxexhibitx9007.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>dhc_033123x8-kxexhibitx9008.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: dhc_033123x8-kxexhibitx9008.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>dhc_033123x8-kxexhibitx9009.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 10 - file: dhc_033123x8-kxexhibitx9009.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>11 <FILENAME>dhc_033123x8-kxexhibitx9010.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 11 - file: dhc_033123x8-kxexhibitx9010.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>12 <FILENAME>dhc_033123x8-kxexhibitx9011.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 12 - file: dhc_033123x8-kxexhibitx9011.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>13 <FILENAME>dhc_033123x8-kxexhibitx9012.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 13 - file: dhc_033123x8-kxexhibitx9012.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>14 <FILENAME>dhc_033123x8-kxexhibitx9013.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 14 - file: dhc_033123x8-kxexhibitx9013.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>15 <FILENAME>dhc_033123x8-kxexhibitx9014.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 15 - file: dhc_033123x8-kxexhibitx9014.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>16 <FILENAME>dhc_033123x8-kxexhibitx9015.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 16 - file: dhc_033123x8-kxexhibitx9015.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>17 <FILENAME>dhc_033123x8-kxexhibitx9016.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 17 - file: dhc_033123x8-kxexhibitx9016.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>18 <FILENAME>dhc_033123x8-kxexhibitx9017.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 18 - file: dhc_033123x8-kxexhibitx9017.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>19 <FILENAME>dhc_033123x8-kxexhibitx9018.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 19 - file: dhc_033123x8-kxexhibitx9018.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>20 <FILENAME>dhc_033123x8-kxexhibitx9019.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 20 - file: dhc_033123x8-kxexhibitx9019.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>21 <FILENAME>dhc_033123x8-kxexhibitx9020.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 21 - file: dhc_033123x8-kxexhibitx9020.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>22 <FILENAME>dhc_033123x8-kxexhibitx9021.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 22 - file: dhc_033123x8-kxexhibitx9021.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>23 <FILENAME>dhc_033123x8-kxexhibitx9022.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 23 - file: dhc_033123x8-kxexhibitx9022.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>24 <FILENAME>dhc_033123x8-kxexhibitx9023.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 24 - file: dhc_033123x8-kxexhibitx9023.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>25 <FILENAME>dhc_033123x8-kxexhibitx9024.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 25 - file: dhc_033123x8-kxexhibitx9024.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>26 <FILENAME>dhc_033123x8-kxexhibitx9025.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 26 - file: dhc_033123x8-kxexhibitx9025.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>27 <FILENAME>dhc_033123x8-kxexhibitx9026.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 27 - file: dhc_033123x8-kxexhibitx9026.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>28 <FILENAME>dhc_033123x8-kxexhibitx9027.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 28 - file: dhc_033123x8-kxexhibitx9027.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>29 <FILENAME>dhc_033123x8-kxexhibitx9028.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 29 - file: dhc_033123x8-kxexhibitx9028.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>30 <FILENAME>dhc_033123x8-kxexhibitx9029.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 30 - file: dhc_033123x8-kxexhibitx9029.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>31 <FILENAME>dhc_033123x8-kxexhibitx9030.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 31 - file: dhc_033123x8-kxexhibitx9030.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>32 <FILENAME>dhc_033123x8-kxexhibitx9031.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 32 - file: dhc_033123x8-kxexhibitx9031.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>33 <FILENAME>dhc_033123x8-kxexhibitx9032.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 33 - file: dhc_033123x8-kxexhibitx9032.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>34 <FILENAME>dhc_033123x8-kxexhibitx9033.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 34 - file: dhc_033123x8-kxexhibitx9033.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>35 <FILENAME>dhc_033123x8-kxexhibitx9034.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 35 - file: dhc_033123x8-kxexhibitx9034.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>36 <FILENAME>dhc_033123x8-kxexhibitx9035.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 36 - file: dhc_033123x8-kxexhibitx9035.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>37 <FILENAME>dhc_033123x8-kxexhibitx9036.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 37 - file: dhc_033123x8-kxexhibitx9036.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>38 <FILENAME>dhc_033123x8-kxexhibitx9037.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 38 - file: dhc_033123x8-kxexhibitx9037.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>39 <FILENAME>dhc_033123x8-kxexhibitx9038.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 39 - file: dhc_033123x8-kxexhibitx9038.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>40 <FILENAME>dhc_033123x8-kxexhibitx9039.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 40 - file: dhc_033123x8-kxexhibitx9039.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>41 <FILENAME>dhc_033123x8-kxexhibitx9040.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 41 - file: dhc_033123x8-kxexhibitx9040.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>42 <FILENAME>dhc_033123x8-kxexhibitx9041.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 42 - file: dhc_033123x8-kxexhibitx9041.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>43 <FILENAME>dhc_033123x8-kxexhibitx9042.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 43 - file: dhc_033123x8-kxexhibitx9042.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>44 <FILENAME>dhc_033123x8-kxexhibitx9043.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 44 - file: dhc_033123x8-kxexhibitx9043.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>45 <FILENAME>dhc_033123x8-kxexhibitx9044.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 45 - file: dhc_033123x8-kxexhibitx9044.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>46 <FILENAME>dhc_033123x8-kxexhibitx9045.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 46 - file: dhc_033123x8-kxexhibitx9045.jpg
</DOCUMENT> </SEC-DOCUMENT>