Due to Winter Storm Toby, Stamford Health Medical Group offices and the Walk-In Center will close at noon on Wednesday, March 21. The Immediate Care Center at Tully Health Center is open during normal business hours. The following imaging centers will also be closed: Chelsea, Wilton, Long Ridge, Greenwich, and Summer Street. All of Stamford Hospital will be open and staffed appropriately. As always, in the event of an emergency, please visit the Emergency Department. Thank you for your cooperation as we keep the safety of our patients top of mind.

Jo A. Hannafin

Jo A. Hannafin, MD, PhD


Orthopedic Surgery, Orthopedic Sports Medicine

Medical School

Albert Einstein College of Medicine


Montefiore Medical Center


Hospital for Special Surgery

Board Certifications

  • Orthopaedic Sports Medicine - American Board of Orthopaedic Surgery
  • Orthopaedic Surgery - American Board of Orthopaedic Surgery

HSS Orthopedics


More about Jo A. Hannafin, MD, PhD



If you are in need of emergency care, call 911.

The majority of the physicians on the Stamford Hospital Medical Staff are not employees or agents of the Hospital. They are independent practitioners who have been granted the privilege of using the Hospital's facilities for the care and treatment of their patients. This includes, but is not limited to, emergency department physicians, anesthesiologists, radiologists, surgeons, cardiologists, obstetricians, pathologists and other consultants who may treat patients.

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