The reviews listed below were collected independently of Princeton Orthopaedic Associates through rater8. Each review represents an authentic and verified patient experience.
Clearly knowledgeable
May-2025
I had a great visit with Doctor Grenis. He was very thorough explaining all of my options and the pros and cons. He answered all of my questions with patience and I look forward to having him correct my problem with surgery.
May-2025
Excelllent treatment’and explanation
Apr-2025
Yesu
Apr-2025
He is very skilled, personable, thorough and calm. He took care of my problem completely.
Apr-2025
Very kind and professional. Staff was efficient and friendly as well. Was very easy to get an appointment.
Apr-2025
Thank you
Apr-2025
He’s excellent all around. Very knowledgeable, communicative, great bedside manner . Highly recommend
Apr-2025
Love Dr. Grenis! Best doctor! He always takes the time to explain everything to you and genuinely cares. I would highly recommend him!
Apr-2025
Dr Grenis was very knowledgeable. Diagnosed my wrist issue, performed X-rays and had me out of the office within 20 minutes.
Dr. Michael Grenis is a board-certified orthopedic surgeon with a subspecialty interest in hand surgery and the treatment of orthopedic trauma.
Born and raised in Newburgh, N.Y., Dr. Grenis received his undergraduate education at Cornell University where he majored in biochemistry. He earned an M.D. degree at New York Medical College where he was elected to Alpha Omega Alpha, the national medical honor society.
After medical school, Dr. Grenis did an internship in surgery, a residency in orthopedic surgery and a fellowship in hand surgery, all at New York University Medical Center and Bellevue Hospital in New York City. His special interest and advanced training in hand surgery encompasses the evaluation and treatment of conditions such as carpal tunnel syndrome, tendonitis, fractures and ligament injuries of the hand and wrist.
Dr. Grenis has been practicing orthopedic and hand surgery in Princeton since 1990. He has hospital privileges at the University Medical Center of Princeton at Plainsboro and Capital Health System.
Dr. Grenis has been named a “Top Doctor” by the Castle-Connolly Guide to Top Doctors in the New York Metro Area.
Dr. Grenis has published papers in national orthopedic review journals and has presented a scientific paper at a national meeting of the American Association for Hand Surgery. He is a member of the American Academy of Orthopaedic Surgeons, the New Jersey Medical Society, and the Orthopaedic Trauma Association.
See other doctors in Princeton Orthopaedic Associates
Clearly knowledgeable
I had a great visit with Doctor Grenis. He was very thorough explaining all of my options and the pros and cons. He answered all of my questions with patience and I look forward to having him correct my problem with surgery.
Excelllent treatment’and explanation
Yesu
He is very skilled, personable, thorough and calm. He took care of my problem completely.
Very kind and professional. Staff was efficient and friendly as well. Was very easy to get an appointment.
Thank you
He’s excellent all around. Very knowledgeable, communicative, great bedside manner . Highly recommend
Love Dr. Grenis! Best doctor! He always takes the time to explain everything to you and genuinely cares. I would highly recommend him!
Dr Grenis was very knowledgeable. Diagnosed my wrist issue, performed X-rays and had me out of the office within 20 minutes.