The reviews listed below were collected independently of Princeton Orthopaedic Associates through rater8. Each review represents an authentic and verified patient experience.
Dr. Grenis always listens to my concerns and takes time to get the complete picture before making a decision about my care.
(4 days ago)
Oct-2025
Great experience. Felt very comfortable with his diagnosis and treatment.
(4 days ago)
Oct-2025
Kind, gentle, informative. Presents all options and listens to patient concers.
(1 week ago)
Oct-2025
Very professional and always on time. Answers all questions and listens well. Very confident!
(2 weeks ago)
Oct-2025
Dr. Grenis is a straigtforward and professional practioner. He always has my best interest at heart.
Anthony P
(2 weeks ago)
Oct-2025
Dr. Grenis was friendly, informative and helpful in explaining medical issues to me.
(2 weeks ago)
Oct-2025
Wait time longer than usual, but very happy with appointment otherwise. Thank you!
(3 weeks ago)
Sep-2025
I am very pleased with Dr. Granis Care very professional very knowledgeable
(3 weeks ago)
Sep-2025
So thorough and professional. There was no rush and full explanation and options were reviewed and explained.
(1 month ago)
Sep-2025
Caring doctor and explained procedures very clearly
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
Dr. Grenis always listens to my concerns and takes time to get the complete picture before making a decision about my care.
Great experience. Felt very comfortable with his diagnosis and treatment.
Kind, gentle, informative. Presents all options and listens to patient concers.
Very professional and always on time. Answers all questions and listens well. Very confident!
Dr. Grenis is a straigtforward and professional practioner. He always has my best interest at heart. Anthony P
Dr. Grenis was friendly, informative and helpful in explaining medical issues to me.
Wait time longer than usual, but very happy with appointment otherwise. Thank you!
I am very pleased with Dr. Granis Care very professional very knowledgeable
So thorough and professional. There was no rush and full explanation and options were reviewed and explained.
Caring doctor and explained procedures very clearly