<SEC-DOCUMENT>0001104659-20-000436-index.html : 20200102
<SEC-HEADER>0001104659-20-000436.hdr.sgml : 20200102
<ACCEPTANCE-DATETIME>20200102172501
ACCESSION NUMBER:		0001104659-20-000436
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		21
CONFORMED PERIOD OF REPORT:	20200101
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Termination of a Material Definitive Agreement
ITEM INFORMATION:		Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20200102
DATE AS OF CHANGE:		20200102

FILER:

	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:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15319
		FILM NUMBER:		20502422

	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>8-K
<SEQUENCE>1
<FILENAME>tm1926716d1_8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
Document 1 - file: tm1926716d1_8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-3.1
<SEQUENCE>2
<FILENAME>tm1926716d1_ex3-1.htm
<DESCRIPTION>EXHIBIT 3.1
<TEXT>
Document 2 - file: tm1926716d1_ex3-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-3.2
<SEQUENCE>3
<FILENAME>tm1926716d1_ex3-2.htm
<DESCRIPTION>EXHIBIT 3.2
<TEXT>
Document 3 - file: tm1926716d1_ex3-2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-3.3
<SEQUENCE>4
<FILENAME>tm1926716d1_ex3-3.htm
<DESCRIPTION>EXHIBIT 3.3
<TEXT>
Document 4 - file: tm1926716d1_ex3-3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-3.4
<SEQUENCE>5
<FILENAME>tm1926716d1_ex3-4.htm
<DESCRIPTION>EXHIBIT 3.4
<TEXT>
Document 5 - file: tm1926716d1_ex3-4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-3.5
<SEQUENCE>6
<FILENAME>tm1926716d1_ex3-5.htm
<DESCRIPTION>EXHIBIT 3.5
<TEXT>
Document 6 - file: tm1926716d1_ex3-5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.1
<SEQUENCE>7
<FILENAME>tm1926716d1_ex4-1.htm
<DESCRIPTION>EXHIBIT 4.1
<TEXT>
Document 7 - file: tm1926716d1_ex4-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>8
<FILENAME>dhc-20200101.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
<TEXT>
Document 8 - file: dhc-20200101.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>9
<FILENAME>dhc-20200101_def.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE
<TEXT>
Document 9 - file: dhc-20200101_def.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>10
<FILENAME>dhc-20200101_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
<TEXT>
Document 10 - file: dhc-20200101_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>11
<FILENAME>dhc-20200101_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
<TEXT>
Document 11 - file: dhc-20200101_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>tm1926716d1_ex4-1img01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: tm1926716d1_ex4-1img01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>tm1926716d1_ex4-1img02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: tm1926716d1_ex4-1img02.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>14
<FILENAME>0001104659-20-000436-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 14 - file: 0001104659-20-000436-xbrl.zip

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>15
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 15 - file: FilingSummary.html

Document 15 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>16
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 16 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>17
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 17 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>18
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 18 - file: Financial_Report.xlsx

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>19
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 19 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>20
<FILENAME>tm1926716d1_8k_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 20 - file: tm1926716d1_8k_htm.html

Document 20 - RAW XML: tm1926716d1_8k_htm.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>21
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 21 - file: R1.htm

</DOCUMENT>
</SEC-DOCUMENT>