About
Dr. Allison Oler, MD, FACP, is a board-certified internist who earned her BA in Biology, Magna Cum Laude, from the University of Pennsylvania and her medical degree with honors from the University of Chicago Pritzker School of Medicine, where she received the Joseph A. Capps Award for Outstanding Proficiency in Clinical Medicine. She completed her internal medicine residency and internship at the University of California San Francisco before returning to the Main Line in 1997.
Dr. Oler spent 24 years as a primary care physician at Penn Medicine at Radnor and then Main Line Health, and served as Clinical Professor of Medicine at the Perelman School of Medicine at Penn Medicine. Philadelphia Magazine has recognized her as a Top Doctor continuously since 2006, and she has received the Exceptional Women in Medicine distinction since 2019, the Sylvan Eisman Outstanding Primary Care Physician Award from Penn, and the Award for Scholastic Achievement from the American Medical Women's Association. She is a Fellow of the American College of Physicians. Dr. Oler believes continuity and consistency form the foundation of excellent care, and she takes pride in having cared for many of her patients for over 25 years. Outside of medicine, she travels with her husband, walks her two dogs, and competes with her horse in local horse shows.
Education & Training
Undergraduate
BA in Biology, Magna Cum Laude, University of Pennsylvania
Medical School
University of Chicago Pritzker School of Medicine (with honors)
Residency
Residency and Internship in Internal Medicine, University of California San Francisco
Additional Training
Clinical Professor of Medicine, Perelman School of Medicine at Penn Medicine
Certifications
Conditions Treated
Who is Dr. Oler right for?
Dr. Oler is an excellent fit for adults who value long-term relationships with their physician. Patients managing chronic conditions benefit from her deep focus on preventive and internal medicine. Adults seeking a physician with decades of Main Line experience will find her practice familiar and dependable. Her continuity-first approach suits patients who want one trusted doctor who knows their full history.
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Frequently Asked Questions
Dr. Oler specializes in internal medicine, primary care, and preventive medicine. She focuses on long-term patient relationships and uses continuity of care as the foundation for managing her patients' health. Her clinical background spans more than 25 years of adult primary care on the Main Line.
Yes, Dr. Oler holds board certification in internal medicine through the American Board of Internal Medicine. She is also a Fellow of the American College of Physicians.
Dr. Oler earned her medical degree with honors from the University of Chicago Pritzker School of Medicine. She completed her internal medicine residency and internship at the University of California San Francisco before returning to the Main Line in 1997.
Philadelphia Magazine has named Dr. Oler a Top Doctor every year since 2006. She has also received the Exceptional Women in Medicine distinction since 2019, the Sylvan Eisman Outstanding Primary Care Physician Award from Penn, and the Award for Scholastic Achievement from the American Medical Women's Association.
Dr. Oler has practiced on the Main Line since 1997. She spent 24 years at Penn Medicine at Radnor and Main Line Health before joining Bryn Mawr Personalized Primary Care. Many of her patients have stayed with her for over 25 years.
Dr. Oler served as Clinical Professor of Medicine at the Perelman School of Medicine at Penn Medicine. That role complemented her active clinical practice in primary and internal medicine.
Dr. Oler received the Joseph A. Capps Award for Outstanding Proficiency in Clinical Medicine at the University of Chicago Pritzker School of Medicine. She also graduated from the program with honors.
Doctor profile last updated March 21, 2026