EXHIBIT 99.1 HEALTHCARE REALTY TRUST INCORPORATED CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Healthcare Realty Trust Incorporated (the "Company") on Form 10-Q for the quarter ended March 31, 2003, as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, David R. Emery, Chairman of the Board and Chief Executive Officer of the Company, and I, Scott W. Holmes, Senior Vice President and Chief Financial Officer of the Company, each certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that: (1) The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and (2) Information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Date: May 15, 2003 /s/ David R. Emery ----------------------------------------- David R. Emery Chairman of the Board and Chief Executive Officer /s/ Scott W. Holmes ----------------------------------------- Scott W. Holmes Senior Vice President and Chief Financial Officer This certification shall not be deemed "filed" for purposes of Section 18 of the Exchange Act, or otherwise subject to liability pursuant to that section. Such certification shall not be deemed to be incorporated by reference into any filing under the Securities Act or the Exchange Act, except to the extent that the Company specifically incorporates it by reference. A signed original of this written statement required by Section 906 has been provided to the Company and will be retained by the Company and furnished to the Securities and Exchange Commission or its staff upon request.