John J Brennan, MD
Orthopaedic Surgeon - General
                
            
            
                            Main Location
                        6 Technology Drive Suite 100
East Setauket, New York 11733                    
Highlights
- Board Certified
 - Accepts Insurance Plans
 - Has Online Scheduling
 
Summary
Dr. Brennan is board certified in orthopedic surgery and is a member of the American Association of Hip and Knee Surgeons, Medical Society of the St.. Read More