At Marshall Toxicology, we believe in providing advanced testing solutions with fast, reliable results. Whether you’re an employer, a provider, a health care facility, a medical researcher or a patient, our experts will work around the clock to get the answers you need exactly when you need them.
With cutting-edge technology and scientific expertise, Marshall Toxicology is the trusted source for your diagnostic testing needs.
Krista L. Denning, MD
Medical Director, Toxicology Services
Professor and Chair, Department of Pathology
+ Full Bio
Kristen Bailey, MS
Managing Toxicologist
Chelsey McPhillen
Toxicology Coordinator
Jamie Bryant
Clinical Lab Assistant
Cara Paraska
Toxicology Technologist
Jennifer Workman
Toxicology Technologist
Jomo Ervin
Toxicology Technologist
Laura Pike
Specimen Collection
Coordinator
Melissa Adkins
Specimen Collector
Melissa Conley
Specimen Collector
Emily Farley
Specimen Collector
Jessica Preston
Specimen Collector
William Preston
Specimen Collector
Janna Riggins
Specimen Collector
Madison Tooley
Specimen Collector
Natisha Tooley
Specimen Collector
For more information or to schedule a consult, please contact Marshall Toxicology at 304-781-4445.