Yarrow McConnell, MD

Yarrow McConnell, MD, MSc, FACS, FSSO, is a board-certified surgical oncologist, specializing in the treatment of breast cancer and benign breast disorders. Her expertise includes lumpectomy, mastectomy, sentinel node biopsy, and axillary dissection. She is also highly skilled in oncoplastic techniques to restore breast contour and symmetry following cancer surgery.

For patients pursuing reconstruction, Dr. McConnell performs skin and nipple sparing mastectomies in close collaboration with plastic surgeons to provide both immediate and delayed reconstruction options. She also offers flat aesthetic closure for those who choose not to undergo reconstruction. In complex cases involving inflammatory, recurrent, or locally advanced breast cancer, she is experienced in performing modified radical and radical mastectomies.

In addition to cancer care, Dr. McConnell treats a variety of benign breast conditions through both in-office and surgical procedures, including cyst aspiration, duct excision, abscess drainage, and steroid injections. She also provides comprehensive breast cancer risk assessments and guidance on genetic testing, enhanced screening, and prevention strategies.

Dr. McConnell leads the Breast Program at MultiCare Cancer Institute, overseeing the coordination and advancement of breast care services across the system.

Outside of work, Dr. McConnell enjoys gardening, baking, woodworking, and knitting. She can often be found hiking with her husband and dogs or spending time with family and friends.

The services Dr. McConnell provides include:

• Breast cancer surgery (lumpectomy, mastectomy, sentinel node biopsy, axillary dissection)
• Oncoplastic surgery
• Skin and nipple sparing mastectomy with reconstruction
• Flat aesthetic closure
• Surgery for benign breast conditions
• Breast cancer risk assessment and prevention

• MultiCare Oncology Group

• American College of Surgeons
• American Society of Breast Surgeons
• Society of Surgical Oncology
• American Association of Physician Leaders

I believe every patient, and every breast cancer, is unique and requires a personalized approach. That’s why I tailor each treatment plan to the individual. My goal is to provide every patient with my most thoughtful assessment, honest advice, and highest level of skill. My patients are the reason I love what I do!