About
Dr. J. Foster Manning earned his undergraduate degree from the University of Washington, graduating magna cum laude and Phi Beta Kappa, before completing his medical degree at the University of Washington School of Medicine. He then trained at Oregon Health and Science University for his residency. Dr. Manning holds board certification from the American Board of Internal Medicine and serves as a Diplomate of the National Board of Medical Examiners.
His career has spanned clinical practice, academic medicine, and research. He spent nearly a decade as a managing partner at The Broadway Clinic, a multi-specialty physician group in Portland. Dr. Manning taught as a Clinical Assistant Professor at Oregon Health and Science University, instructing both physicians and medical students. He also served as a Principal Investigator in the development of several medications now standard in treating heart disease and diabetes mellitus. His clinical focus centers on cardiovascular and cancer preventative medicine and early detection.
Education & Training
Undergraduate
University of Washington, magna cum laude, Phi Beta Kappa
Medical School
University of Washington School of Medicine
Residency
Oregon Health and Science University
Certifications
Conditions Treated
Who is Dr. Manning right for?
Dr. Manning is a strong fit for adults who want proactive cardiovascular and cancer screening at the center of their care. Patients managing or at risk for heart disease and diabetes benefit from his research background and clinical precision. His teaching and investigative history make him particularly effective with patients who want to understand the science behind their care. He suits individuals and families seeking a long-term physician relationship with direct, unhurried access.
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Frequently Asked Questions
Dr. Manning focuses on cardiovascular preventive medicine, cancer preventive medicine and early detection, heart disease, and diabetes mellitus. He brings research-level expertise to these areas, having served as a Principal Investigator in developing medications now standard in heart disease and diabetes care.
Yes. Dr. Manning holds board certification from the American Board of Internal Medicine. He is also a Diplomate of the National Board of Medical Examiners.
Dr. Manning earned his medical degree at the University of Washington School of Medicine. He completed his residency at Oregon Health and Science University.
Yes. Dr. Manning served as a Principal Investigator in clinical research that contributed to the development of several medications. Those medications are now standard treatments for heart disease and diabetes mellitus.
Dr. Manning served as a Clinical Assistant Professor at Oregon Health and Science University. In that role, he taught both physicians and medical students. He also spent nearly a decade as a managing partner at The Broadway Clinic, a multi-specialty group in Portland.
Dr. Manning holds affiliations with both Legacy Good Samaritan Medical Center and Providence St. Vincent Medical Center in Portland.
Dr. Manning centers his practice on catching problems before they become serious. His clinical focus on cardiovascular screening and cancer early detection reflects a philosophy of intervention before symptoms appear. His research background in heart disease and diabetes further informs how he monitors and manages patient risk.
Doctor profile last updated March 22, 2026