Skip to main content

Our People

From leadership to scientific experts

Cody Orahoske, PhD, NRCC, c(ASCP)

 Clinical Chemist and Technical Director

Colin Guy, PhD

 Senior Manager Assay Development, Method Development & Validation

Crystal Icenhour, PhD

 Discipline Director, Molecular Microbiology, Labcorp

D. Gary Gilliland M.D., Ph.D.

 Director

D.P. Dash, PhD, PGCHET

 Senior Director, LabCorp Enterprise Oncology

Daniel Sikkema, PhD

 Executive Director, Global Immunochemistry Bioanalytical Services

Debra M. Mitchell Nelson, MD

 Anatomic Pathology, Clinical Pathology and Hematology

Deepak Thirunavukarasu, PhD

 Lead Scientist, Genomics

Di Chen, PhD

 Staff Scientist, Anatomic Pathology and Histology

Dongli Huang, PhD

 Director, Cytogenetics and Molecular Oncology

Doreen McHugh

 Quality Director, Specialty Labs and Esoteric Specialty Services

Earle Smitty Collum, MD

 Medical Director, Mid-America Division, Labcorp

Efrain Gutierrez-Lanz, MD

 Hematopathology

Eirini Kamileri, PhD

 Staff Scientist II, Flow Cytometry

Eric M. O’Neill, PhD

 Associate Technical Director, DNA Identification Testing, Labcorp

Eric Severson, MD, PhD, MMSc

 Labcorp Oncology, Executive Director, Medical Affairs