NEWTON, Mass.--(BUSINESS WIRE)--Clinical Data, Inc. (NASDAQ: CLDA), a leader in the development of targeted therapeutics and predictive tests from its growing portfolio of proprietary genetic biomarkers, today announced the PGxHeath™ divisional appointments of Meeta Patnaik, MD, as Senior Vice President of Predictive Diagnostics Development and Marcia Lewis, Ph.D., as Vice President of Biomarker Development.