Your Doctors

Patients receive leading-edge care when primary care physicians, specialists, and other health-care professionals work together to provide coordinated care. Teamwork at Wenatchee Valley Medical Center is built through recognition of the contribution that each member of our staff makes to a patient's experience and outcome.

Wenatchee Valley Medical Center is committed to the physician-patient relationship. Healthcare is most effective when patients, their families, and physicians mutually determine the course of action.

Providers at Wenatchee Valley Medical Center

Ann Anderson, ARNP

Ann Andersen is an advanced registered nurse practitioner and received her Bachelors and Master's degrees from Washington State University.

Thomas Carlson, MD

Dr. Carlson is a radiation oncologist, certified by the American Board of Radiology. He received a Medical Doctorate degree from the University of Arizona College of Medicine in Tucson after earning a Bachelor of Science degree in Aeronautical Engineering.

Mitchell Garrison, MD

Dr. Garrison's experiences as a youth working with impoverished people in Tiajuana, Mexico and on the Navajo Indian Reservation in Arizona are what led him to the medical field. He wants to help people with significant needs.

Anna Adrienne Hansen, MD

Dr. Hansen cares for patients in the Breast Imaging Center at Wenatchee Valley Medical Center.

Katherine Kemble, DNPc, ARNP, PA-C

Katie Kemble in an advanced registered nurse practitioner whose specializes in caring for oncology patients. She also travels to Omak, in Okanogan County, and provides outreach oncology services.

Ryan C. Kirwan, MD

Ryan C. Kirwan, MD is a radiologist at Wenatchee Valley Medical Center.

Stephen Knox, MD

Dr. Knox is a clinical assistant professor with the University of Washington School of Medicine and sees patients at Wenatchee Valley Medical Center.

Jason S. Loewen, MD

Dr. Jason Loewen is a thoracic surgeon at Wenatchee Valley Medical Center.

Jeffrey Monson, MD

Dr. Monson is a surgical oncologist who specializes in gastrointestinal and colorectal surgery.

John Register, MD

Dr. John Register is the director of radiation oncology for Wenatchee Valley Medical Center.

Mandy Robertson, MD

Dr. Robertson provides hematology and oncology care at Wenatchee Valley Medical Center.

Julie C. Smith, MD

Dr. Smith is most interested in malignant and non-malignant hematology, solid tumor oncology, and iron metabolism.

Stephania Timothy, MD

Dr. Timothy is a general surgeon and fellow of the American College of Surgeons who pspecilizes in breastk, endocrine, and advanced laparoscopic surgery at Wenatchee Valley Medical Center.

Thomas B. Tucker, MD

Thomas B. Tucker, MD is a specialist in Oncology and Hematology at Wenatchee Valley Medical Center.

Kelli Van Wagner RN, OCN

Oncology Nurse Navigator, Kelli Van Wagner RN, OCN, guides patients in the oncology treatment journey.