Christopher John Sonnenday, MD
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About
Christopher Sonnenday, M.D., M.H.S., is the Darrell A. Campbell, Jr, M.D., Collegiate Professor of Transplant Surgery at the University of Michigan and Transplant Center Director for University of Michigan Health. He serves as Executive Vice Chair of the Department of Surgery, Surgical Director of Living Donor Liver Transplantation, and Surgical Director of the Multidisciplinary Liver Tumor Program for Michigan Medicine. He is a Professor in the Department of Surgery, Section of Transplantation, and Professor of Health Management and Policy at the School of Public Health. Dr. Sonnenday received his medical degree from Vanderbilt University in 1997, and completed his General Surgery residency at the Johns Hopkins University in 2005. While a research fellow in transplantation from 2000 to 2003, he completed a Masters of Health Sciences in Clinical Investigation at the Bloomberg School of Public Health. After completion of his residency, Dr. Sonnenday continued at Johns Hopkins as a Fellow in Surgical Oncology and Instructor of Surgery until 2006, and he completed a fellowship in abdominal transplant surgery at the University of Michigan in 2008. His primary academic and research interests include the study of frailty in liver transplant candidates, machine perfusion in liver transplantation, the overlap of transplant and oncology, quality collaboratives in transplantation, and leadership development in academic surgery.
Clinical Specialization:
Dr. Sonnenday's clinical interests focus on liver transplantation, hepatobiliary and pancreatic surgery, and general surgery procedures in patients with advanced liver disease. He sees patients in the Multidisciplinary Liver Tumor Clinic at the University of Michigan Rogel Cancer Center and the Transplant Clinic at the Taubman Center.
Areas of Practice
Hepatobiliary and pancreatic surgery, surgical oncology, general surgery procedures for advanced liver disease, transplantation of the liver, kidney, and pancreas
Expertise
Locations
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Transplant Clinic | Taubman Center 1500 E Medical Center Dr
Floor 1 Reception G
Ann Arbor, MI 48109-5334Get Directions -
Multidisciplinary Liver Clinic | Rogel Cancer Center 1500 E Medical Center Dr
Floor B1 Reception E
Ann Arbor, MI 48109-5912Get Directions -
Multidisciplinary Pancreatic Clinic | Rogel Cancer Center 1500 E Medical Center Dr
Floor B1 Reception E
Ann Arbor, MI 48109-5912Get Directions -
Kidney & Pancreas Transplant Clinic | Detroit Riverview Center Medical Pavilion II 7633 E Jefferson Ave Ste 180
Detroit, MI 48214-2513Get Directions
Insurance Accepted
University of Michigan Health participates with most health insurance plans.
Education & Training
Medical School or Training
Residency
Fellowships
Board Certifications
Research Overview
Dr. Sonnenday's research interests include investigation of the patterns of utilization and outcomes of hepatobiliary surgery and liver transplantation, geographic and racial disparities in the utilization of and access to solid organ transplantation, treatment of locally advanced pancreatic cancer, and the multidisciplinary treatment of hepatobiliary malignancies.
Links
Patient Ratings & Comments
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Patient Ratings
106 Patient Ratings
Patient Comments
January 10, 2026 - "Dr. Sonnenday was AWESOME."
January 10, 2026 - "Dr Sonnenday was outstanding! He was very knowledgeable and interested in my situation and explained things very well."
September 8, 2025 - "Dr. Sonnenday is the best doctor!!"
August 26, 2025 - "Dr. Sonnenday conducted his portion of the examination with professional efficiency and thoroughness. He was courteous a responsive to my questions and concerns."
July 12, 2025 - "Dr Sonnenday has been so calming and professional. We are lucky to have him as our surgeon. We mean that he has been unbelievable."
May 3, 2025 - "Dr. Sonnenday is very kind, professional, knowledgeable, and positive."
April 3, 2025 - "Dr Sonnenday is a very compassionate physician and cares about the patient & family concerns. Very calming & knowledgeable about my condition. I currently go for follow up testing [...]. I saw several doctors & he was the only one who identified [...] that others missed! I will be forever indebted to him. Thank you"
March 1, 2025 - "Both Dr. Sonnenday and [...] did a wonderful job explaining my condition in detail and listening to my concerns. [...]"
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