About
Dr. Benjamin Metzger is a board-certified internist with more than 20 years of experience in internal medicine and nephrology. He earned his medical degree from Jefferson Medical College at Thomas Jefferson University. He completed both his residency in internal medicine and his fellowship in nephrology at Lenox Hill Hospital, where his peers named him Resident of the Year.
Earlier in his career, Dr. Metzger served as Medical Director for both Global Education Group and Aventine HealthSciences. During medical school, he developed continuing medical education programs focused on central nervous system disorders. He has co-authored journal articles and scientific posters on nephrology topics. The American College of Physicians counts him as a member. He has earned consecutive Patient's Choice and Compassionate Doctor's Recognition awards. Castle Connolly has recognized him as a Top Doctor every year since 2016. For three consecutive years, he ranked above the 90th percentile across all Press Ganey/CAHPS survey categories, reaching the 99th percentile in many areas. Outside of medicine, Dr. Metzger enjoys reading, spending time with family, and competing in triathlons.
Education & Training
Medical School
Jefferson Medical College, Thomas Jefferson University
Residency
Internal Medicine, Lenox Hill Hospital
Fellowship
Nephrology, Lenox Hill Hospital
Certifications
Conditions Treated
Who is Dr. Metzger right for?
Dr. Metzger is a strong fit for adults seeking a physician with deep expertise in both internal medicine and nephrology. Patients managing kidney-related conditions benefit from his fellowship-level training and two decades of clinical experience. He also serves patients who want a proactive, prevention-focused approach to their overall health. Those who value direct physician access and extended appointment time will find his practice model well suited to their needs.
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Frequently Asked Questions
Dr. Metzger treats a broad range of internal medicine conditions alongside nephrology-related disorders. His clinical background also includes experience with central nervous system conditions developed during his medical education. He takes a preventive approach, helping patients manage chronic health concerns before they escalate.
Yes, Dr. Metzger holds board certification in internal medicine. He trained at Lenox Hill Hospital, completing both a residency in internal medicine and a fellowship in nephrology. His peers recognized him as Resident of the Year during that training.
Dr. Metzger earned his medical degree from Jefferson Medical College at Thomas Jefferson University. He then completed his internal medicine residency and nephrology fellowship at Lenox Hill Hospital in New York, NY.
Dr. Metzger brings more than 20 years of medical experience across internal medicine and nephrology. He has practiced in New York throughout his career and remains affiliated with Northwell Health Physician Partners and Lenox Hill Hospital.
Dr. Metzger has earned consecutive Patient's Choice and Compassionate Doctor's Recognition awards. Castle Connolly has named him a Top Doctor every year since 2016. For three consecutive years, he ranked above the 90th percentile in all Press Ganey/CAHPS patient satisfaction categories, reaching the 99th percentile in many areas.
Dr. Metzger focuses on wellness and prevention as the foundation of good health. He uses extended visits to thoroughly review medical histories and have open conversations about each patient's specific needs. His high-touch model prioritizes building a lasting relationship with every patient.
Yes, Dr. Metzger is affiliated with Lenox Hill Hospital and remains part of Northwell Health Physician Partners in New York, NY. These affiliations give his patients access to a well-established care network when specialist or hospital services are needed.
Yes, Dr. Metzger co-authored journal articles and scientific posters on nephrology topics. Earlier in his career, he served as Medical Director for Global Education Group and Aventine HealthSciences. During medical school, he developed continuing medical education programs focused on central nervous system disorders.
Doctor profile last updated March 22, 2026