Dr. Marisa O'Neill joined Comprehensive Breast Care in October 2022. She is board certified in General Surgery. She completed her Breast Oncology Fellowship at McLaren/Karmanos Cancer Institute, Flint, Michigan in 2021. She completed her residency in general surgery at Beaumont Hospital, Farmington Hills, Michigan. She graduated from the College of Osteopathic Medicine, Michigan State University in 2016 after receiving a Bachelor of Science from the same University in 2011. 

Dr. Marisa O'Neill sees patients out of the Pontiac and Clarkston offices.

Education

• Undergraduate studies: Bachelor of Science, Michigan State University, East Lansing, Michigan
• Medical School: College of Osteopathic Medicine, Michigan State University, East Lansing, Michigan
• Surgical Residency: Michigan State University, Beaumont Hospital, Farmington Hills, Michigan
• Fellowship, Breast Surgery: McLaren/Karmanos Cancer Institute, Flint, Michigan