RALEIGH, N.C.--(BUSINESS WIRE)--LipoScience, Inc., an in vitro diagnostic company advancing patient care by developing high value proprietary clinical tests using nuclear magnetic resonance (NMR) technology, today announced that Timothy J. Fischer has been named Chief Operating Officer. Mr. Fischer joined LipoScience in 2010 as Vice President of Research and Development. In his new role, Mr. Fischer will oversee research and development, commercial operations and medical affairs.