MultiCare Health System

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Heart For Information, Call 253-403-7257

Skilled Surgeons

MultiCare’s cardiothoracic surgeons offer the whole range of surgical procedures to care for your heart, chest and lungs, at Tacoma General and Good Samaritan Hospitals.

Each year MultiCare’s cardiothoracic surgeons perform hundreds of procedures, from minimally invasive surgeries of the lungs and chest to endovascular procedures, such as coronary bypass and valve surgeries, as well as mechanical support of the heart.

Meet our cardiothoracic surgeons

Allen Graeve, MD, is board-certified in general and cardiothoracic surgery. He received his medical degree from Creighton University and completed a general surgical internship and residency at the University of New Mexico Hospitals in Albuquerque. Dr. Graeve completed a cardiothoracic residency and fellowship at the University of Tennessee and the Medical College of Virginia, respectively.

Dennis D. Nichols, MD, is board-certified in general and thoracic surgery, a graduate of Pacific Lutheran University, and a former Fulbright scholar. His medical degree comes from Uniformed Services University in Bethesda, Md., and his training includes a general surgical residency and internship at Tripler Army Medical Center in Honolulu and a residency in cardiothoracic surgery at the University of Tennessee.

Daniel Mumme, MD, is a cardiothoracic surgeon who specializes in adult patients with cardiac or thoracic surgical needs. He earned his medical degree from the University of Minnesota Medical School, and completed his residency in general surgery at Gundersen Lutheran Medical Center in La Crosse, Wisconsin and his residency in cardiothoracic surgery at the University of Utah. Dr. Mumme is a member of the Society of Thoracic Surgery and the American College of Surgeons.

To contact one of  MultiCare’s cardiothoracic surgeons, call MultiCare Cardiothoracic Surgical Associates at 253-403-7257.



Hear directly from cardiothoracic surgeon Allen Graeve, MD below.