3 Best Oncologists in New York City, NY

I am incredibly grateful to be under the care of Dr. Gruenstein. From my very first visit, he has been nothing but super caring, professional, and knowledgeable, always taking the time to listen and answer all my questions with patience and clarity. His compassionate approach truly makes a difference in this journey. Beyond his expertise, Dr. Gruenstein has built an amazing team—everyone in his office is kind, supportive, and highly efficient. The level of coordination and attention to detail they provide makes every appointment seamless and reassuring. If you’re looking for a doctor who genuinely cares about his patients and provides top-notch medical care, I highly recommend Dr. Gruenstein. I couldn’t ask for a better team to guide me through treatment!.

Dr. Gruenstein is phenomenal. I have never met a Doctor Who has been in the top of his field, and also made it easy for a patient to understand their situation. From his smile to his kindness to his easy explanations. I feel honored to be one of his patients. He is certainly not for 15 minutes revolving door type of doctor. They don’t unfortunately make doctors like him anymore.

Dr.Gruenstein has been an amazing physician and caregiver. I feel safe and in expert hands while going through a challenging period. His bedside manner is incredible and no question is silly which is very comforting. Thank you Dr.G.

I could not speak more highly of Dr. Richard Furman. He is exceptionally thorough, extremely knowledgeable, and genuinely kind. From the very first visit, it was clear that he has a deep understanding of his field and takes the time to explain everything in a clear, thoughtful way. What truly sets Dr. Furman apart is the time he spends with his patients. He never rushes an appointment, listens carefully to every question or concern, and makes sure nothing is overlooked. His approach is both detailed and compassionate, which builds real confidence and trust. Dr. Furman is incredibly complete in his work. You leave each visit feeling informed, reassured, and genuinely cared for. It is rare to find a physician who combines this level of expertise with such compassion and kindness. I feel very fortunate to be under his care.

Dr. Richard Furman, Head of Cornell Weill NYP Oncology, is in a league of his own. He explained very complex lymphoma issues in a way I could understand. He is patient and generous with his time. Dr. Furman has a very loyal team and his medical facilities are modern and efficient. I am so grateful to be in his care.

My visits to Dr. Furman provided a thorough explanation of how treatment with oral medication would eradicate CLL from my blood cells. He is the most wonderful physician I’ve ever known.