Our Pathologists’ Assistants
Pathologists’ Assistants are highly-trained, nationally certified professionals who provide critical services in the practice of pathology and diagnostic medicine. Learn more at the American Association of Pathologists’ Assistants.
David Masessa
Pathologists’ Assistant
David Masessa is a Nationally Certified Pathologists’ Assistant. He began working in Pathology at the Sacramento County Coroners Office in 1987 and relocated to Oregon in 1998.
In his off time he enjoys racing his bicycles and traveling.
Education and Training
Undergraduate 1991
California State University, Sacramento
Graduate School 1994
Quinnipiac University, Hamden, Connecticut
Amanda Gallatin
Pathologists’ Assistant
Amanda Gallatin is a Nationally Certified Pathologists’ Assistant. She became interested in anatomy as an undergraduate and pursued a career in pathology allowing her a hands-on approach.
In her leisure she enjoys exploring the Oregon outdoors, swimming and reading.
Education and Training
Undergraduate 2006
University of Illinois at Urbana-Champaign, Illinois
Graduate School 2008
Rosalind Franklin University Medicine and Science, Illinois
Reena Van Duzer
Pathologists’ Assistant
Reena Van Duzer is a Nationally Certified Pathologists’ Assistant. She is a native to the Rouge Valley completed her undergraduate degree at Southern Oregon University where her interest in pathology began. Outside of work she enjoys spending time with her family at home or exploring the Pacific Northwest.
Education and Training
Undergraduate 2017
Southern Oregon University, Ashland, Oregon
Graduate 2021
IUPUI/Indiana University School of Medicine, Indianapolis, Indiana