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Mark Osterman's email & phone

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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

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Last updated: 2026-04-09
Updated: 2026-04-09

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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, 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 5 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

Frequently Asked Questions

What is Mark Osterman's minimum period of employment in the companies?

Mark Osterman's minimum period of employment in various companies is 1 year 1 month.

What is Mark Osterman's average duration of employment for different companies?

On average, Mark Osterman works for one company for 5 years 2 months

What industries has Mark Osterman worked in?

Mark Osterman works in the Biotechnology. Previously, Mark Osterman worked in the Pharmaceuticals, and Higher Education, and Hospital & Health Care.

What positions has Mark Osterman held before?

Previously, Mark Osterman worked as a Vice President, Early Pipeline and Differentiation for Immunology, Cardiovascular, and Neuroscience, and Vice President, Disease Area Head of Gastroenterology, Research & Development, and Associate Professor Of Medicine, and Gastroenterology Fellow, and Medical Resident.

How do I contact Mark Osterman?

Mark Osterman's phone number is +1-***-***-6994. Sign up to get contact details.

Who is the President/CEO/Director of the Xencor?

The President/CEO/Director of the Xencor is Adrienne Lewis

Other employees at Xencor

Name
Company
Position
XencorJ
Associate Scientist II
XencorA
Clinical Supply Chain Manager
XencorP
Sr. Manager, Supply Chain
XencorS
Executive Director
XencorJ
Sr. Clinical TMF Coordinator
XencorN
ExD Clinical Development
XencorM
Associate Director, Talent Acquisition
XencorA
Associate Director, Drug Development
XencorE
Principal Scientist / Project Coordinator

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