Tabula Rasa HealthCare (TRHC) 10-Q 2018 Q1 Quarterly report

Exhibit 32.1

CERTIFICATION OF CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

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 Tabula Rasa HealthCare, Inc. (the “Company”) on Form 10-Q for the fiscal quarter ended March 31, 2018 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Calvin H. Knowlton,  Chief Executive Officer of the Company, and I, Brian W. Adams, Chief Financial Officer of the Company, each hereby certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge:

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

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

Date: May 9, 2018	By:	/s/ DR. CALVIN H. KNOWLTON
	Name:	Dr. Calvin H. Knowlton
	Title:	Chief Executive Officer (Principal Executive Officer)

Date: May 9, 2018	By:	/s/ BRIAN W. ADAMS
	Name:	Brian W. Adams
	Title:	Chief Financial Officer (Principal Financial Officer)

*This certification accompanies the Form 10-Q to which it relates, is not deemed filed with the Securities and Exchange Commission and is not to be incorporated by reference into any filing of Tabula Rasa HealthCare, Inc. under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended (whether made before or after the date of the Form 10-Q), irrespective of any general incorporation language contained in such filing