Biography
Dr. Lauren Cassell combines decades of surgical expertise with a deeply personal, patient-centered approach. A lifelong New Yorker, she grew up in Port Washington and attended the University of Pennsylvania before earning her medical degree from New York Medical College. She completed her surgical training at Lenox Hill Hospital, where she went on to serve as Chief of Breast Surgery and now holds the title of Chief of Breast Surgery, Emeritus. Dr. Cassell is Board Certified and a longstanding Fellow of the American College of Surgeons.
​Throughout her distinguished career, Dr. Cassell has been recognized not only for her clinical excellence, but also for the compassion and reassurance she brings to every patient relationship. She believes breast care should be both highly skilled and deeply personal — treating the whole person, not simply a diagnosis.
Her approach emphasizes thoughtful guidance, clear communication, and outcomes that support a patient’s physical, emotional, and aesthetic well-being.
As a respected leader and educator at Lenox Hill Hospital, Dr. Cassell has trained and mentored generations of surgeons and received numerous honors for her teaching and leadership. She remains actively involved in surgical education and regularly lectures on advances in breast surgery and patient care.
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Patients value Dr. Cassell for her warmth, experience, and unwavering dedication. She understands the profound impact a breast diagnosis can have not only on a woman, but on her family and loved ones as well. Known for taking the time to truly listen, she builds lasting relationships with her patients grounded in trust, empathy, and individualized care.