People
![Spencer Ng, MD, PhD](https://pathology.wustl.edu/app/uploads/2024/07/NgSpencer_Photo-280x386.jpg)
Spencer Ng, MD, PhD
Assistant Professor, Pathology & Immunology
Assistant Professor of Medicine (Dermatology)
- Phone: (314) 362-5757
- Email: n.spencer@wustl.edu
Division: Anatomic and Molecular Pathology
![Anthony W. Orvedahl, MD, PhD](https://pathology.wustl.edu/app/uploads/2023/06/Anthony-Orvedahl-280x386-1.jpeg)
Anthony W. Orvedahl, MD, PhD
Assistant Professor, Pediatrics, Infectious Diseases
- Phone: 314-454-6050
- Email: aorvedahl@wustl.edu
Secondary Appointment Pathology & Immunology
![Bijal Parikh, MD, PhD](https://pathology.wustl.edu/app/uploads/2019/01/Lab-coat-photo-2018-e1546894814742.jpg)
Bijal Parikh, MD, PhD
Associate Professor, Pathology & Immunology
Director, BJH Molecular Diagnostics Lab
Director, Molecular Genetic Pathology Fellowship
- Phone: 314-273-7926
- Email: bparikh@wustl.edu
Division: Genomic & Molecular Pathology
![Jacqueline Payton, MD, PhD](https://pathology.wustl.edu/app/uploads/2016/02/6Q6A9133.jpg)
Jacqueline Payton, MD, PhD
Associate Professor, Pathology & Immunology
Co-Director, Physician Scientist Training Program
- Email: jpayton@wustl.edu
Division: Laboratory & Genomic Medicine
Research Interests: Lymphoma, epigenetics, gene regulation, host-pathogen interface
![Guangyong Peng, MD, PhD](https://pathology.wustl.edu/app/uploads/2024/03/Guangyong-Peng.jpeg)
Guangyong Peng, MD, PhD
Professor of Otolaryngology—Head & Neck Surgery
- Phone: 314-273-3146
- Email: pengg@wustl.edu
![Richard J. Perrin, MD, PhD](https://pathology.wustl.edu/app/uploads/2016/02/PerrinR_300-4.jpg)
Richard J. Perrin, MD, PhD
Associate Professor, Pathology & Immunology
- Phone: 314-362-7426
- Email: rperrin@wustl.edu
Division: Neuropathology
![Stephen Persaud, MD, PhD](https://pathology.wustl.edu/app/uploads/2019/01/181213_MHB_Persaud_Stephen_221retouched-e1547840564154-280x386.jpg)
Stephen Persaud, MD, PhD
Instructor, Pathology & Immunology
- Email: persaud@wustl.edu
Division: Laboratory & Genomic Medicine
![John Pfeifer, MD, PhD](https://pathology.wustl.edu/app/uploads/2016/02/PfeiferJ_300.jpg)
John Pfeifer, MD, PhD
Professor, Pathology & Immunology
- Email: jdpfeifer@wustl.edu
Division: Anatomic & Molecular Pathology
![Sumanth D. Prabhu, MD](https://pathology.wustl.edu/app/uploads/2023/02/Prabhu-Sumanth_Cardio300_290x400-280x386.jpeg)
Sumanth D. Prabhu, MD
Tobias and Hortense Lewin Distinguished Professor of Cardiovascular Diseases
- Email: prabhu@wustl.edu
![Gwendalyn J. Randolph, PhD](https://pathology.wustl.edu/app/uploads/2021/11/HeadshotGwenRandolph_June2024crop-280x386.jpg)
Gwendalyn J. Randolph, PhD
Emil R. Unanue Professor, Pathology & Immunology
- Phone: 314-286-2345
- Email: gjrandolph@wustl.edu
Division: Immunobiology
![Kodi Ravichandran, BVSc, PhD](https://pathology.wustl.edu/app/uploads/2021/11/ravi-pic-3-280x386.png)
Kodi Ravichandran, BVSc, PhD
Robert L. Kroc Professor of Pathology and Immunology
Division Chief, Immunobiology
- Email: kodi@wustl.edu
Division: Immunobiology
![Alejandro Reyes, PhD](https://pathology.wustl.edu/app/uploads/2017/02/Reyes.jpg)
Alejandro Reyes, PhD
Voluntary Research Assistant Professor, Pathology and Immunology
- Email: a.reyes@uniandes.edu.co
Division: Laboratory & Genomic Medicine
![Gary Grajales Reyes, MD, PhD](https://pathology.wustl.edu/app/uploads/2021/09/Grajales-Reyes-forweb-1484x2048-2-280x386-1.jpg)
Gary Grajales Reyes, MD, PhD
Assistant Professor, Pathology & Immunology
- Phone: 314-362-7190
- Email: garygrajalesreyes@wustl.edu
Division: Immunobiology
![Jon H. Ritter, MD](https://pathology.wustl.edu/app/uploads/2016/11/Ritter-Jon_web-280x386.jpg)
Jon H. Ritter, MD
Professor, Pathology & Immunology
Section Head, Cardiothoracic Pathology
Director, Surgical Pathology Fellowship
- Phone: 314-362-0112
- Email: jritter@wustl.edu
Division: Anatomic & Molecular Pathology
![Kaleigh Roberts, MD, PhD](https://pathology.wustl.edu/app/uploads/2022/07/Kaleigh-Roberts-280x386.png)
Kaleigh Roberts, MD, PhD
Fellow, Neuropathology
Physician Scientist Training Program
- Email: robertsk@wustl.edu
![Nidhi Rohatgi, PhD](https://pathology.wustl.edu/app/uploads/2018/11/Rohatgi-Nidhi-new-cropped.jpg)
Nidhi Rohatgi, PhD
Assistant Professor, Pathology & Immunology
- Phone: 314-454-5085
- Email: nidhirohatgi@wustl.edu
Division: Anatomic & Molecular Pathology
![Stephen Roper, PhD](https://pathology.wustl.edu/app/uploads/2017/08/RoperS_300.jpg)
Stephen Roper, PhD
Associate Professor Pathology & Immunology
- Phone: 314-454-4087
- Email: smroper@wustl.edu
Division: Laboratory & Genomic Medicine
![Ilana Rosman, MD](https://pathology.wustl.edu/app/uploads/2016/02/Faculty-photo-Rosman-2020-280x386.jpeg)
Ilana Rosman, MD
Professor, Internal Medicine (Dermatology)
Professor, Pathology & Immunology
Section Head, Dermatopathology
- Phone: 314-362-5757
- Email: irosman@wustl.edu
Division: Anatomic & Molecular Pathology
![Aaron Russell, MD](https://pathology.wustl.edu/app/uploads/2021/05/Aaron-Russell-good_web-280x386.jpg)
Aaron Russell, MD
Assistant Professor, Medicine (Dermatology)
Assistant Professor, Pathology & Immunology
- Fax: 314-362-5701
- Email: aaronrussell@wustl.edu
Division: Anatomic & Molecular Pathology
![Emilie (Mimi) Russler-Germain, MD, PhD](https://pathology.wustl.edu/app/uploads/2022/07/Emilie-Russler-Germain-1-280x386.png)
Emilie (Mimi) Russler-Germain, MD, PhD
Fellow, Neuropathology
Physician Scientist Training Program
- Phone: 314-362-6052
- Email: russler@wustl.edu
![Marianna Ruzinova, MD, PhD](https://pathology.wustl.edu/app/uploads/2016/02/RuzinovaM.jpg)
Marianna Ruzinova, MD, PhD
Professor, Pathology & Immunology
Section Head, Hematopathology
Director, Immunohistochemistry
- Phone: 314-362-7704
- Email: mruzinova@wustl.edu
Division: Anatomic & Molecular Pathology
![David Sadegh, MD](https://pathology.wustl.edu/app/uploads/2022/07/David-Sadegh-1-280x386.png)
David Sadegh, MD
Resident, Anatomic and Clinical Pathology
- Phone: 314-362-5813
- Email: d.sadegh@email.wustl.edu
![Joel D Schilling, MD, PhD](https://pathology.wustl.edu/app/uploads/2017/08/SchillingJ.jpg)
Joel D Schilling, MD, PhD
Associate Professor, Medicine
- Phone: 314-747-8499
- Email: schillij@wustl.edu
![Robert E. Schmidt, MD, PhD](https://pathology.wustl.edu/app/uploads/2019/01/schmidt4-96dpi-Best-280x386.jpg)
Robert E. Schmidt, MD, PhD
Professor, Pathology & Immunology
Division Chief, Neuropathology
Section Head, Neuropathology
- Phone: 314-362-7429
- Email: reschmidt@wustl.edu
Division: Neuropathology
![Eric J Schnable](https://pathology.wustl.edu/app/uploads/2017/02/Schnable-Eric_Path_300-280x386.jpg)
Eric J Schnable
Executive Director Business Affairs
- Phone: 314-362-7424
- Email: eric_schnable@wustl.edu
![Robert Schreiber, PhD](https://pathology.wustl.edu/app/uploads/2016/02/Schreiber.jpg)
Robert Schreiber, PhD
Andrew M. and Jane M. Bursky Distinguished Professor, Pathology & Immunology
- Phone: 314-362-8787
- Email: rdschreiber@wustl.edu
Division: Immunobiology
![Molly Schroeder, PhD, FACMG](https://pathology.wustl.edu/app/uploads/2018/05/Schroeder.jpg)
Molly Schroeder, PhD, FACMG
Associate Professor, Pathology & Immunology
Associate Division Chief, Genomic and Molecular Pathology
Medical Director, Clinical Genomics Laboratory
Associate Director, Laboratory Genetics and Genomics Fellowship
- Email: molly.schroeder@wustl.edu
Division: Genomic & Molecular Pathology
![Katherine Schwetye, MD, PhD](https://pathology.wustl.edu/app/uploads/2021/04/Schwetye-Kate_Path_cropped-in-tight-280x386.jpg)
Katherine Schwetye, MD, PhD
Associate Professor, Pathology & Immunology
Director, Neuropathology Fellowship
- Phone: 314-273-4873
- Email: schwetyk@wustl.edu
Division: Neuropathology
Office of Faculty Development Representative
![Alexey Sergushichev, PhD](https://pathology.wustl.edu/app/uploads/2023/10/Alexey-on-Blue-Background-280x386.png)
Alexey Sergushichev, PhD
Assistant Professor, Pathology and Immunology
- Phone: 314-273-8620
- Email: asergushichev@wustl.edu
Division: Immunobiology
![Laura Severs, MHA, MLS(ASCP)CM](https://pathology.wustl.edu/app/uploads/2022/06/severs_Laura-280x386.jpg)
Laura Severs, MHA, MLS(ASCP)CM
Director of Clinical Operations
- Phone: 314-362-8750
- Email: lsevers@wustl.edu
![Kathleen C.F. Sheehan, PhD](https://pathology.wustl.edu/app/uploads/2021/11/Kathleen-Sheehan_web-photo-280x386.jpg)
Kathleen C.F. Sheehan, PhD
Professor, Pathology & Immunology
- Phone: 314-362-8744
- Email: ksheehan@wustl.edu
Division: Immunobiology