Cassandra Niemi, MD

My Specialties:

Gynecologic Oncology, Board-eligible, Fellowship Trained

My Areas of Focus:

Gynecological Oncology, gynecologic cancers, Gynecological Surgery




Emanuel Medical Center, Good Samaritan Medical Center, Meridian Park Medical Center, Salmon Creek Medical Center

Where I see patients

Where I see patients

Compass Oncology-Rose Quarter Cancer Center

Compass Oncology-Vancouver Cancer Center

About Me:

“It’s an amazing privilege to be a part of my patients’ lives. I love building close, lasting relationships so that we can develop treatment plans together that best align with their goals.” Dr. Niemi specializes in the diagnosis and treatment of women with all gynecologic cancers. She tailors her surgical and medical treatments to her patients’ needs, providing fertility-sparing options and targeted therapies when appropriate. Dr. Niemi has expertise in advanced pelvic surgery including robot-assisted and traditional laparoscopic techniques. Her interests include connecting patients with the latest treatments through clinical trials and maximizing quality of life during and after treatment. When not working, Dr. Niemi enjoys spending time with her husband and son, hiking in the mountains, playing bass guitar and cycling.

Fellowship: University of Wisconsin Hospitals and Clinics, Madison, W
Residency: Oregon Health & Science University, Portland, OR
Internship: Oregon Health & Science University, Portland, OR
Medical School: University of Michigan Medical School, Ann Arbor, MI
Year I Started Practice: 2018
Hospitals Served: Legacy Emanuel Medical Center, Legacy Good Samaritan Medical Center, Legacy Meridian Park Medical Center, Legacy Salmon Creek Medical Center

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