Gastroenterology

A Wealth of Experience

We have collaborated with our clients on projects to research gastrointestinal (GI) disease, GI treatment, and complications and comorbidities of GI disease.  Our experience includes:

  • Celiac disease
  • Chronic idiopathic constipation
  • Crohn’s disease
  • Diverticulitis
  • Dyspepsia
  • Gastroesophageal reflux disease (GERD)
  • Pediatric GERD
  • Gastroparesis
  • Gastric cancer
  • Irritable bowel syndrome (IBS) (diarrhea-predominant & constipation-predominant)
  • Opioid-induced constipation
  • Postoperative ileus
  • Ulcerative colitis

Types of Projects

We have implemented studies to help our clients develop strategies in the gastrointestinal (GI) market and to develop and gain market access for products to treat GI diseases and complications arising from treatment of GI illnesses. Recent projects have included:

Our Experts

Carol Mansfield
Senior Research Economist
Sean Candrilli
Head, Health Economics
Kati Copley-Merriman
Vice President, Outcomes
Dawn Odom
Global Head, Biostatistics
Annete Njue
Director, Market Access and Outcomes Strategy
Donald Stull
Head, Data Analytics and Design Strategy
Lauren Nelson
Senior Director, Psychometrics, Patient-Centered Outcomes Assessment
Ann Colosia
Associate Director, Market Access and Outcomes Strategy
Valerie Williams
Senior Director, Psychometrics, Patient-Centered Outcomes Assessment
Keith Davis
Senior Director, Health Economics
Allen Mangel
Executive Vice President, RTI Health Solutions
Kelly Hollis
Global Head, Surveys and Observational Studies
Sheri Fehnel
VP, Patient-Centered Outcomes Assessment
Jordi Castellsague
Senior Director, Epidemiology
Jin Yang
Sr. Associate, Market Access and Outcomes Strategy
Bintu Sherif
Senior Statistician
James Twiss
Senior Research Scientist, Patient-Centered Outcomes Assessment
Claire Ervin
Director, Patient-Centered Outcomes Assessment
Elena Rivero
Director, Epidemiology
Stephanie Earnshaw
Vice President, Health Economics
David McSorley
Director, Biostatistics, US
Rebecca Crawford
Senior Research Scientist, Centered Outcomes Assessment
Lynne Hamm
Senior Director, Clinical and Medical Services
Shahnaz Khan
Senior Director, Market Access and Outcomes Strategy
Caroline Ling
Senior Director, Market Access and Outcomes Strategy
Brett Hauber
Senior Economist and VP, Health Preference Assessment
Beth Sherrill
Vice President, Biostatistics
Katherine Houghton
Associate Director, Health Economics

Selected Recent Gastroenterology Publications