Areas of Expertise:

William Westerfield is a Research Scientist with Health Intelligence Group. His primary responsibilities include conducting research and developing tools to address business questions and needs.  His primary work experience is in physician and group practice pattern analysis, program evaluation, population assessment, network development, patient safety, quality of care measurement, application of the Episode Treatment Group model and Diagnostic Cost Group models, risk adjustment, predictive modeling, and statistical analysis.

Education/Credentials:

Master of Arts in Political Science, University of Tennessee Knoxville, 1999 Bachelor of Science in Political Science, University of Tennessee Chattanooga, 1995

Awards:

BCBST Michael G. Lundy, MD Memorial Award for Excellence in Research, Development, and Analysis 2006 for the study Brand to Generic:  Motivating Plan Members to Switch.

BCBST Michael G. Lundy, MD Memorial Award for Excellence in Research, Development, and Analysis 2005 for the Study Health Related Quality of Life and Treatment Compliance with Diabetic Care.

Published Works:

Amanda Honish, William Westerfield, Avery Ashby, Soyal Momin, Ray Phillippi.  Health Related Quality of Life and Treatment Compliance with Diabetic Care.  Disease Management.  August 2005.

Melissa Godfrey, William Westerfield, Soyal Momin, Robert Giles, Terence Shea.  Brand to Generic:  Motivating Plan Members to Switch.  Drug Benefit Trends.  April 2006.

Speeches/Presentations:

William Westerfield, Ray Phillippi, Ken Patric, Judy Slagle, Steven Coulter.  Practice Pattern Analysis:  Improving the Efficiency of Care.  Paper presented at the 2005 annual meeting of Academy Health, Boston Massachusetts.

William Westerfield, Allen Naidoo, Ken Patric, Judy Slagle. Index of Treatment Variation:  A Qualitative Approach to Measuring Practice Patterns in the Treatment of Asthma.  Paper presented at the 2004 annual meeting of Academy Health, San Diego California.

William Westerfield, Matthew Sattah, Allen Naidoo, Judy Slagle, Ken Patric.  Evidence-based Hospital Referral: What Standard Should Health Plans Adopt for High-risk Surgeries?  Paper presented at the 2003 annual meeting of the American Association of Health Plans, Atlanta Georgia.

Jason Carter, William Westerfield, Soyal Momin, Allen Naidoo, Judy Slagle, Ken Patric.  Predicting Account Group Level Health Care Cost: Performance of the Diagnostic Cost Group Model by Group Size.  Paper presented at the 2003 annual meeting of the American Association of Health Plans, Atlanta Georgia.

William Westerfield, Tammy Carter, Allen Naidoo, Ken Patric, Judy Slagle.  Specialist Selection for Network Development: An Alternative Use of Relative Value Units. Paper presented at the annual meeting of 2002 Academy Health, Washington DC.