Dorothy M. Adcock, M.D.
Medical Director of Coagulation, Co-director of Special Coagulation, Colorado Coagulation
Dr Adcock is board certified in anatomic and clinical pathology. She earned her medical degree at Michigan State University and completed residency training in pathology at the University of Colorado. She has worked as an anatomical and clinical pathologist and has spent the last 9 years focused on hemostasis testing only. Her area of expertise is laboratory hemostasis with an emphasis on pre-examination variables, clinical consultation, teaching, and standard setting. Dr Adcock chairs the Hematology and Pathology Devices Panel of the FDA’s Center for Devices and Radiological Health. She serves the Clinical Laboratory Standards Institute/National Committee for Clinical Laboratory Standards in the following capacities: chair of the Area Committee on Hematology, member of the Subcommittee on Quantitative D-dimer, and chair of the Working Committee on von Willebrand Factor Antigen and Activity. Dr Adcock is a member of the American Society for Clinical Pathology and the International Society on Thrombosis and Haemostasis. She sits on the Phlebotomy Committee and is a member of the Coagulation Resource Council for the College of American Pathologists, and she is secretary of the North American Specialized Coagulation Laboratory Association.
D. Walt Chandler, Ph.D.
Associate Vice President and Executive Director of Endocrinology
Dr Chandler earned a PhD in biochemistry from the University of California, Los Angeles. He has more than 30 years of endocrine laboratory experience and was one of the founders of Endocrine Sciences. He is well versed in the development and validation of immunoassays, high performance liquid chromatograph (HPLC) mass spectrometry, and antibody tests. Dr Chandler has authored a number of articles published in peer-reviewed journals. He is licensed by the state of California as a clinical chemist scientist and by the state of New York as an endocrinology director. He is a member of the Endocrine Society, the American Association for Clinical Chemistry, and the American Society for Mass Spectrometry.
Kelly Y. Chun, Ph. D.
Associate Director, Endocrinology
Kelly Chun is Associate Director of Endocrinology. She has authored many publications with a focus on clinical biochemistry and molecular biology and has served as a reviewer for number of scientific journals. She has extensive research experience in protein science and has developed and validated several pivotal endocrine assays for pharmaceutical trials. Dr. Chun received her Ph.D. in Biochemistry from the Medical College of Wisconsin and completed her Postdoctoral Clinical Chemistry Fellowship at Harvard Medical School.
Russell P. Grant, Ph. D.
Strategic Director and National Director of Mass Spectrometry, LabCorp
Dr Grant earned a PhD in chromatographic and mass spectrometric technologies from the University of Swansea, Wales, United Kingdom. He continued his scientific training in various industrial settings, which have included senior scientist at GSK, principal scientist at Cohesive Technologies, technical director at Eli Lilly, and director of mass spectrometry at Esoterix Endocrinology. Dr Grant has pioneered the use of direct injection technologies, chromatographic systems multiplexing, utility of automation, and new analytical platforms for application in bioanalytical applications. His research goals are focused upon improvements in speed, sensitivity, and quality of liquid chromatography with tandem mass spectrometric (LC-MS/MS) analytical systems and assays. Dr Grant serves as clinical chemistry chair for the American Society of Mass Spectrometry and is a member of the American Association for Clinical Chemistry.
Rakesh Mehta, MD
Associate Medical Director, Colorado Coagulation
Dr Mehta is board certified in hematology and board eligible in internal medicine. He earned his medical degree from the Penn State College of Medicine in Hershey, Pennsylvania. He completed residency training in internal medicine as well as a hematology fellowship at the University of Wisconsin-Madison. In addition to his responsibilities at Colorado Coagulation, Dr Mehta serves as director of the Coagulation Medicine program at Indiana University. He is an ad hoc journal reviewer for Thrombosis Research and The American Journal of Medical Sciences. Dr Mehta is a member of the International Society of Thrombosis and Haemostasis and the American Society of Hematology, for which he is on the hematology course director committee.
Samuel H. Pepkowitz, MD
Medical Director, Endocrine Sciences
Dr Pepkowitz is the medical director for Endocrine Sciences. He is board-certified in pediatrics, anatomic pathology, and clinical pathology and has a special qualification in blood banking. Dr Pepkowitz is a member of the American Academy of Pediatrics, the American Society of Clinical Pathologists, the College of American Pathologists, the American Medical Association, the American Association of Blood Banks, the American Society for Apheresis, and the California Blood Bank Society. Dr Pepkowitz received his medical degree from the Columbia University College of Physicians and Surgeons.
Toni R. Prezant, PhD
Associate Director of Molecular Genetics, Endocrine Sciences
Dr Prezant is board certified in clinical molecular genetics by the American Board of Medical Genetics. She earned her PhD in biology from the Massachusetts Institute of Technology. Dr Prezant has more than 8 years of clinical experience in molecular genetic testing and an extensive research background including studies of mitochondrial DNA diseases and pituitary tumorigenesis. She is a member of the American Society of Human Genetics and the Association for Molecular Pathology.
Stefan Tiefenbacher, PhD
Scientific Director of Coagulation, Colorado Coagulation
Dr Tiefenbacher earned his PhD in neuroscience and behavior from the University of Massachusetts, Amherst, Mass. He brings more than 10 years of research experience to the company, including fellowships from Harvard Medical School and, more recently, the University of Colorado Health Science Center. He has extensive experience in assay development and validation with numerous peer-reviewed publications for both preclinical and clinical applications. Dr Tiefenbacher is an active contributor in drafting CLSI documents, and he is a member of the International Society on Thrombosis and Haemostasis.
André Valcour, PhD
Vice President and Laboratory Director, Center for Esoteric Testing, LabCorp
Dr Valcour is a diplomate of the American Board of Clinical Chemistry (DABCC) and is certified by the New York State Department of Health as director of clinical chemistry, endocrinology, therapeutic drug monitoring, clinical toxicology, and serologic oncology. He earned a PhD in biochemistry from the University of Vermont and completed postdoctoral fellowship training in clinical chemistry at Hartford Hospital in Connecticut. Dr Valcour serves as either the national discipline director or co-discipline director of the following LabCorp programs; endocrinology, serologic and tumor markers, allergy, and hemostasis and thrombosis. He is a fellow of the National Academy of Biochemistry and a member of the American Association for Clinical Chemistry.