Mark Osterman: Email & Phone Number

Senior Vice President, Clinical Development - Immunology, Research & Development at Xencor|Haddonfield, New Jersey, United States

Position:

Senior Vice President, Clinical Development - Immunology, Research & Development at Xencor

Location:

Haddonfield, New Jersey, United States

View Mark Osterman's Email

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Last updated: 2026-04-25

Updated: 2026-04-25

Found email addresses for Mark Osterman:

Business emails:

o**@xencor.com

Found phone for Mark Osterman:

+1-***-***-3348

A different Mark Osterman?

Work Experience 27 years

Senior Vice President, Clinical Development - Immunology, Research & Development at Xencor

Sep 2025 - Current

Vice President, Early Pipeline and Differentiation for Immunology, Cardiovascular, and Neuroscience at Bristol Myers Squibb

Aug 2024 - Sep 2025

Vice President, Disease Area Head of Gastroenterology/Immunology, Research & Development at Bristol Myers Squibb

Feb 2021 - Aug 2024

Associate Professor Of Medicine at University of Pennsylvania School of Medicine

Jul 2005 - Feb 2021

Gastroenterology Fellow at University of Pennsylvania School of Medicine

Jul 2002 - Jun 2005

Medical Resident at Brigham and Women's Hospital

Jul 1999 - Jun 2002

Mark Osterman started working in 1999, then the employee has changed 3 companies and 5 jobs. On average, Mark Osterman works for one company for 4 years 6 months.

Education

Doctor of Medicine - MD at Harvard Medical School

Bachelor of Arts - BA at Harvard University

Masters of Science in Clinical Epidemiology at University of Pennsylvania

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