Diversified Healthcare Trust (DHC) 10-Q 2023 Q2 Quarterly report

Exhibit 32.1

CERTIFICATION PURSUANT TO 18 U.S.C. SEC. 1350

    In connection with the filing by Diversified Healthcare Trust (the “Company”) of the Quarterly Report on Form 10-Q for the period ended June 30, 2023 (the “Report”), each of the undersigned hereby certifies, to the best of his or her knowledge:

1.The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2.The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ Jennifer F. Francis

Jennifer F. Francis

President and Chief Executive Officer

/s/ Richard W. Siedel, Jr.

Richard W. Siedel, Jr.

Chief Financial Officer and Treasurer

Date: August 1, 2023