Our Team

Our Team

Industry Leading Executives, Physicians, and Scientists

TrilliumBiO has decades of combined physician and executive leadership driving our innovative solutions.

Our offering draws from insights and expertise grounded in deep patient relationships, medical-practice knowledge, clinical research experience, and laboratory and diagnostics development excellence.

With the TrilliumBiO team, you have direct access to

A national network of leading healthcare providers

Breakthrough diagnostic testing capabilities and services

Cutting-edge clinical research solutions

A more seamless journey for healthcare providers and their patients

Leadership Team

Laura Vivian is a trusted healthcare executive known for setting strategic direction and leading high-impact initiatives that elevate organizational performance, enhance customer experience, and deliver measurable results.

Laura Vivian
Chief Executive Officer

Dr. Ali is a board-certified and fellowship-trained gastroenterologist and internal medicine physician. He is actively involved in multidisciplinary clinical research, publications, and serves on numerous advisory boards and professional committees. He has been consistently recognized as a “Top Doctor” by Washingtonian magazine, reflecting his excellence in patient care, academic contributions and leadership.

Aamir Ali, MD
Chief Medical Officer

Felicia McIntosh has extensive experience in business development and clinical trial operations, in both academia and the biopharmaceutical industry. She is dedicated to building impactful partnerships that accelerate drug and diagnostic development, improving patient outcomes.

Felicia McIntosh
Vice President of Business Development

Dr. Kreisberg is a board-certified and fellowship-trained gastroenterologist and internal medicine physician. He is actively involved in practice leadership, clinical research and has contributed to published work in gastrointestinal and liver disease. He has been consistently recognized as a “Top Doctor” by Washingtonian magazine, a reflection of his long-standing dedication to delivering thoughtful, high-quality care.

Roderick Kreisberg, MD
President

Dr. Neumann is board-certified and fellowship-trained in gastroenterology and internal medicine. With over 20 years of experience in patient care, medical education, and practice leadership, he also serves as an Assistant Professor of Internal Medicine at Eastern Virginia Medical School. He is passionate about transforming healthcare and working collaboratively with healthcare innovators to deliver personalized, forward-thinking care.

Dan Neumann, MD
President

Dr. Weinstein has been a practicing physician for more than 35 years, while also serving and contributing to numerous advisory boards, advocacy groups and healthcare legislation efforts. He has been recognized across organizations for his clinical excellence and leadership, receiving honors such as the Distinguished Service Award, the Excellence in Medicine Award, and consistent recognition as a “Top Doctor” by Washingtonian magazine.

Michael Weinstein, MD
Partner