About Mercy

Katzmann Breast Center Surgeons

Dr. Tiffany Torstenson - photo

Tiffany Torstenson, D.O.
Breast Surgeon

Dr. Torstenson finished her general surgery residency at Mercy Medical Center in 2012. She went on to a breast surgical oncology fellowship at Mayo Clinic in Rochester, Minn., which she completed in 2013. She returned to join in partnership with her mentor and medical director of Katzmann Breast Center, Dr. Susan Beck. 

Dr. Torstenson is actively involved in numerous clinical trials and is a huge advocate of these for her patients. She has multiple publications and speaking appearances. She is skilled in ultrasonography and her focuses are on oncoplastic breast surgery and nipple sparing mastectomy. She is actively involved in the surgical education of the residents in the general surgery program at Mercy Medical Center. 

Breast surgeons

Our expert team of breast surgeons are devoted to providing compassionate care with leading edge technology. Our surgeons are supported by a team of breast specialists, pathologists, radiation oncologists and medical oncologists to ensure a comprehensive approach for each patient. We help women survive breast cancer.

Dr. Susan Beck - photo

Susan Beck, D.O., F.A.C.O.S.
Breast Surgeon
Katzmann Breast Center
Medical Director

Dr. Jan Franko - photo

Jan Franko, M.D., Ph.D., F.A.C.S.
Oncologic Surgeon

Dr. Dennis Whitmer - photo

Dennis Whitmer, D.O.,
F.A.C.O.S., F.A.C.S.

General Surgeon


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