The Division of Laboratory and Genomic Medicine employs approximately 165 people including more than 30 faculty and 25 residents and fellows. The clinical faculty of the LGM Division oversee multiple clinical laboratories at Barnes-Jewish Hospital (BJH) that process approximately 5.5 million tests per year.
![David Wang, PhD](https://pathology.wustl.edu/wp-content/uploads/2019/02/Wang_photo-280x386.jpg)
David Wang, PhD
Professor, Microbiology
Professor, Pathology & Immunology
- Phone: 314-286-1123
- Email: davewang@wustl.edu
Division: Laboratory & Genomic Medicine
![Yi Wang, PhD](https://pathology.wustl.edu/wp-content/uploads/2021/02/photo-Yi-Wang-280x386.jpg)
Yi Wang, PhD
Instructor, Pathology & Immunology
- Phone: 314-362-3963
- Email: wangyi837@wustl.edu
Division: Laboratory & Genomic Medicine
![Mark Watson, MD, PhD](https://pathology.wustl.edu/wp-content/uploads/2022/02/Watson-Mark_Path_02-1-645x968-1-280x386.jpg)
Mark Watson, MD, PhD
Margaret Gladys Smith Professor in Pathology and Immunology
Vice Chair, Office of Faculty Development
- Phone: 314-454-7919
- Email: watsonm@wustl.edu
Division: Laboratory & Genomic Medicine
![Daniel M Webber, MD, PhD](https://pathology.wustl.edu/wp-content/uploads/2022/07/Webber_Daniel-280x386.jpg)
Daniel M Webber, MD, PhD
Instructor, Pathology & Immunology
- Phone: 314-362-3963
- Email: dmwebber@wustl.edu
Division: Laboratory & Genomic Medicine
![Chao Wu, PhD](https://pathology.wustl.edu/wp-content/uploads/2021/03/ChaoWu_web-280x386.jpg)
Chao Wu, PhD
Instructor, Pathology & Immunology
- Phone: 314-286-0690
- Email: chaowu@wustl.edu
Division: Laboratory & Genomic Medicine
![Melanie L. Yarbrough, PhD](https://pathology.wustl.edu/wp-content/uploads/2016/04/Yarbrough.jpg)
Melanie L. Yarbrough, PhD
Associate Professor, Pathology & Immunology
Medical Director, Microbiology, Barnes Jewish Hospital
Section Head, Microbiology
Director, Microbiology Fellowship
- Phone: 314-362-2669
- Email: myarbro@wustl.edu
Division: Laboratory & Genomic Medicine
![Pavel Zakharov, PhD](https://pathology.wustl.edu/wp-content/uploads/2022/01/Pavel-Zakharov_web-copy-280x386.jpg)
Pavel Zakharov, PhD
Instructor, Pathology & Immunology
- Email: pzakharov@wustl.edu
Division: Immunobiology
![Mark A. Zaydman, MD, PhD](https://pathology.wustl.edu/wp-content/uploads/2016/05/Zaydman-HeadShot._web-280x386.jpg)
Mark A. Zaydman, MD, PhD
Assistant Professor, Pathology & Immunology
- Phone: 314-747-0493
- Email: zaydmanm@wustl.edu
Division: Laboratory & Genomic Medicine
For more information on all faculty in the Department, visit the directory page.