## About

Michael C. O’Connor, Jr., MD, is a thoracic surgeon at Boston Medical Center – Brighton (BMC Brighton), as well as Boston Medical Center (BMC) in Boston’s South End neighborhood and Boston Medical Center – South (BMC South) in Brockton, Massachusetts. He is also an Assistant Professor of Surgery at the Boston University Chobanian & Avedisian School of Medicine.

Dr. O’Connor earned ...  his medical degree from the Donald and Barbara Zucker School of Medicine at Hofstra University/Northwell in Uniondale, New York, and completed his general surgery residency training at the University of Illinois College of Medicine in Chicago, and subsequently completed a fellowship in cardiothoracic surgery at Rush University Medical Center.

Dr. O’Connor’s clinical expertise encompasses cardiothoracic and general surgery, with a focus on complex procedures such as esophageal perforation management and pancreatic neuroendocrine tumor surgery. His research contributions include a commentary on tumor biology in the Journal of Thoracic and Cardiovascular Surgery and a chapter on the middle mediastinum in Sabiston and Spencer Surgery of the Chest. He has presented at regional conferences on topics ranging from metastatic carcinoid to abdominal compartment syndrome, showcasing his breadth of surgical knowledge.

Dr. O’Connor is also an engaged educator who mentors medical students and residents and guides projects presented at venues like the American Society of Clinical Oncology.

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- ### Departments
    
    [Thoracic Cancer Program](/departments/cancer-center/thoracic-cancer-program), [Thoracic Surgery](/departments/thoracic-surgery), [Surgical Services](/surgery)
- ### Specialties
    
    Cardiothoracic and general surgery; complex procedures such as esophageal perforation management and pancreatic neuroendocrine tumor surgery
- ### Pronouns
    
    He/Him
 
 

- ### Contact
    
     [617.779.6382](tel:617.779.6382)
- ### Primary Location
    
    BMC Health (Brighton/Nevins)  
    [11 Nevins St  
    Suite 201  
    Brighton, MA 02135](https://www.google.com/maps/search/?q=11+Nevins+St%2C+Brighton%2C+MA+02135)
    
       
    BMC Brighton, Main Hospital  
    [736 Cambridge St  
    Brighton, MA 02135](https://www.google.com/maps/search/?q=736+Cambridge+St%2C+Brighton%2C+MA+02135)
    
       
    BMC, Preston Family Building  
    [732 Harrison Ave.  
    3rd Floor, Suite 3 West  
    Boston, MA 02118](https://www.google.com/maps/search/?q=732+Harrison+Ave.%2C+Boston%2C+MA+02118)
    
       
    Boston Medical Center – South​ Outpatient Care  
    [1 Pearl St.  
    Suite 2000  
    Brockton, MA 02301](https://www.google.com/maps/search/?q=1+Pearl+St.%2C+Brockton%2C+MA+02301)
Social Links



 

 
 

 



 

 

- ### Administrative Title
    
    Assistant Professor of Surgery, Boston University Chobanian & Avedisian School of Medicine
- ### Residency
    
    General Surgery, University of Illinois College of Medicine/Metropolitan Group Hospital, Chicago, IL, 2017 2022
- ### Fellowship
    
    Cardiothoracic Surgery, Rush University Medical Center, Chicago, IL, 2022–2024
- ### Education
    
     Medical School: Donald and Barbara Zucker School of Medicine at Hofstra University/Northwell, Uniondale, NY, 2017
 
 

 

 ## Affiliations

  ###  ![Boston University](https://www.bmc.org/sites/default/files/styles/medium/public/2024-04/busm-new.jpg?itok=gJTsGGU9) 

  [View profile](https://profiles.bu.edu/Michael.OConnor)

 

 

 

 

  ## Affiliations

  ###  ![Boston University](https://www.bmc.org/sites/default/files/styles/medium/public/2024-04/busm-new.jpg?itok=gJTsGGU9) 

  [View profile](https://profiles.bu.edu/Michael.OConnor)