About
Dr. Louis Bierman has practiced family medicine in Langhorne, PA for more than 42 years. He earned his Bachelor of Science in Biology from Bucknell University in 1973, then completed his Doctorate of Osteopathic Medicine at Philadelphia College of Osteopathic Medicine in 1977. He completed both his internship and his General Practice residency at Delaware Valley Medical Center in Bristol, PA.
Dr. Bierman holds board certification from the American Osteopathic Board of Family Practice. He served in multiple leadership roles at St. Mary Medical Center, including Chairman of the Department of Family Practice from 1990 to 1994 and membership on the Medical Executive Committee. He also served on the Tumor Board Committee at Delaware Valley Medical Center for eight years. After briefly retiring following 37 years in practice, he returned to medicine through MDVIP. His passion for caring for the whole person draws him to spend meaningful time with each patient. He belongs to the American Osteopathic Association, the American College of Osteopathic Family Physicians, and both Pennsylvania osteopathic medical societies.
Education & Training
Undergraduate
Bucknell University, Lewisburg, PA — Bachelor of Science, Biology, 1973
Medical School
Philadelphia College of Osteopathic Medicine, Philadelphia, PA — Doctorate of Osteopathic Medicine, 1977
Residency
General Practice, Delaware Valley Medical Center, Bristol, PA, 1978-1979
Additional Training
Internship, Delaware Valley Medical Center, Bristol, PA, 1977-1978
Certifications
Who is Dr. Bierman right for?
Dr. Bierman serves adults who want a long-term relationship with a single, experienced family physician. Patients managing chronic conditions benefit from his preventive focus and access to advanced diagnostics. His whole-person philosophy suits those who want thorough, unhurried visits. Patients who value direct physician access, including after-hours availability, find his practice a strong fit.
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Frequently Asked Questions
Dr. Bierman practices full-scope family medicine. He manages chronic conditions, preventive care, and acute illness. His whole-person philosophy means he evaluates patients broadly, not just the presenting concern.
Yes. Dr. Bierman holds board certification from the American Osteopathic Board of Family Practice. He earned his Doctorate of Osteopathic Medicine from Philadelphia College of Osteopathic Medicine.
Dr. Bierman completed his internship and General Practice residency at Delaware Valley Medical Center in Bristol, PA. He earned his medical degree from Philadelphia College of Osteopathic Medicine in 1977 and his undergraduate degree from Bucknell University.
Yes. Members can reach Dr. Bierman directly by phone after hours and on weekends. He provides personal access as part of his MDVIP membership, not a call service.
Dr. Bierman has practiced family medicine in Langhorne, PA for more than 42 years. After briefly retiring following his first 37 years, he returned to practice through MDVIP.
Dr. Bierman focuses on caring for the whole person. He believes patients deserve adequate time during visits to address their full health picture. That conviction drove his decision to join MDVIP.
Yes. Dr. Bierman developed close working relationships with specialists over four decades in private practice. His long tenure as an attending physician at St. Mary Medical Center deepened those connections.
Dr. Bierman served as Chairman of the Department of Family Practice at St. Mary Medical Center from 1990 to 1994. He also served on the Medical Executive Committee, Credential Committee, Cancer Committee, and Patient Care Committee there. He served on the Tumor Board Committee at Delaware Valley Medical Center from 1990 to 1998.
Doctor profile last updated June 6, 2026