Our Experts

Labcorp employs a large scientific staff that includes MDs and PhDs available for testing support and consultation.

Christos J. Petropoulos, PhD
Vice President R&D, Monogram Biosciences,…
Dipak Patel
Co-Discipline Director T & B Cellular…
Earle Smitty Collum, MD
Medical Director, Mid-America Division, Labcorp
George C. Maha, JD, PhD
Associate Vice President and Laboratory Director…
Geraldine McDowell
Vice President and Senior Technical Director,…
Glynn Chaney
Senior Vice President, Occupational Testing…
Gregory Clark Janis
R&D Technical Director; Director of Mass…
Hema Ketha, PhD
Discipline Director, Clinical Toxicology, Labcorp
Henry Y. Dong, MD, PhD
Discipline Director, Molecular Oncology, Labcorp
Horacio G. Vall, PhD
Associate Vice President of Science and…
 Howard David Engler, PhD, D(ABMM)
Associate Vice President; Discipline Director,…
James D. Otvos, PhD
Strategic Director, NMR Diagnostics