Sumer Wallace, MD, MS
Assistant Professor (CHS)

Gynecologic Oncology

Office Address
UW Hospital and Clinics
600 Highland Ave
Madison, WI, 53705

Administrative Assistants
Tahnee Snellings

Colleen Rohde-Szudy


B.S. Western Illinois University, Macomb, IL

M.D. Southern Illinois University School of Medicine, Springfield, IL

Residency University of Colorado, Denver, CO

Fellowship Mayo School of Graduate Medical Education, Mayo Clinic, Rochester, MN

M.S. Mayo School of Graduate Medical Education, Rochester, MN


American Board of Obstetrics and Gynecology

Academy for Excellence in Healthcare, Executive Education Course

Society of Gynecologic Oncology Minimally Invasive Surgery Academy

Mayo Quality Fellows Program, Bronze Certification

Department Leadership Role

Simulation Lab Director

Honors and Awards

Best Poster Award,
Western Association of Gynecologic Oncolgists Annual Meeting


Society of Gynecologic Oncology

American Medical Association

American College of Obstetricians and Gynecologists

American Society of Clinical Oncologists

Dr. Wallace's Research

Research Focus: My research focuses on quality improvement, outcomes, and healthcare delivery as well as patient satisfaction.

UW Ob-Gyn gyn onc faculty to present at OncLive State of the Science Summit – May 12

Learn about the latest in ovarian cancer care and treatment from the UW Ob-Gyn Division of Gynecologic Oncology at the OncLive State of the Science Summit on May 12, 2020. It’s free to attend this event at the Sheraton Madison Hotel, 5-9pm!

Gynecologic Oncology Division Director Stephen Rose, MD is program chair for the event. Speakers include Ahmed Al-Niaimi, MD, Lisa Barroilhet, MD, Ellen Hartenbach, MD, Ryan Spencer, MD and Sumer Wallace, MDThey’ll cover topics like molecular testing, surgical options, PARP inhibitors, immunotherapy and more in the treatment and management of ovarian cancer.

More information available on this flyer (PDF). You can register to attend this free event here!

First HAGO Conference was a great success!

On September 10-11, the UW Ob-Gyn Division of Gynecologic Oncology hosted the first-ever Heartland Association of Gynecologic Oncology (HAGO) meeting. More than 70 gynecologic oncology professionals tuned in for the virtual conference, which included two keynote presentations and 21 research abstract presentations.

HAGO was founded in 2020 by UW Ob-Gyn Division of Gyn Onc Director Stephen Rose, MD, and the program committee included Ryan Spencer, MD and UW Ob-Gyn Gyn Onc fellowship graduates Andrea O’Shea, MD and Shitanshu Uppal, MD.

Of the 21 abstracts selected for presentation, five were from our department (Matthew Wagar, MD with mentor Sumer Wallace, MDWagar with mentor Makeba Williams, MDShannon Rush, MD with mentor Steve Rose, MDRachel Mojdehbakhsh, MD with mentor Ryan Spencer, MD; and Connor Wang, MD with mentor Spencer).

UW Ob-Gyn Gyn Onc fellow Shannon Rush, MD earned the first Award for Clinical Research for her abstract “65 Revisited: A Revised Markov Model for Evaluating Oophorectomy at the Time of Hysterectomy for Benign Disease”!

Lisa Barroilhet, MD was also an invited distillation presenter and UW Ob-Gyn Department Chair Laurel Rice, MD gave a keynote address and received the inaugural HAGO Award for Service and Leadership.

Our congratulations to everyone involved in planning and preparing the HAGO Conference – incredible work!