The reviews listed below were collected independently of Princeton Orthopaedic Associates through rater8. Each review represents an authentic and verified patient experience.
Super kind and patient! Very understanding!
(3 days ago)
Jul-2026
Very good physician. Quality care
(3 days ago)
Jul-2026
Friendly, timely and efficient.
(6 days ago)
Jul-2026
Good listener! Tested my mobility of my wrist and fingers.
Cortisone shot. Felling he gave the correct diagnosis. Thank you!
(1 week ago)
Jul-2026
Dr Grenis is the best!!!!!
(1 week ago)
Jul-2026
Dr.Grenis is always patient and pleasant. He is also attentive and listens to our concerns
(1 week ago)
Jun-2026
Very nice.
(1 week ago)
Jun-2026
Shots hurt but he was so kind about it. Let me know when each one was coming. Thank you for such care
(1 week ago)
Jun-2026
Great bedside manner professional... thanks
(2 weeks ago)
Jun-2026
Dr. Grenis took his time and explained the procedure thoroughly!
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
Super kind and patient! Very understanding!
Very good physician. Quality care
Friendly, timely and efficient.
Good listener! Tested my mobility of my wrist and fingers. Cortisone shot. Felling he gave the correct diagnosis. Thank you!
Dr Grenis is the best!!!!!
Dr.Grenis is always patient and pleasant. He is also attentive and listens to our concerns
Very nice.
Shots hurt but he was so kind about it. Let me know when each one was coming. Thank you for such care
Great bedside manner professional... thanks
Dr. Grenis took his time and explained the procedure thoroughly!