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Department of Internal Medicine

Thomas J. Semrad, M.D. View profile as PDF

Thomas J. Semrad

Clinical Interests

Dr. Semrad is a board certified medical oncologist who specializes in the management of colorectal, pancreatic, hepatobiliary, gastroesophageal, neuroendocrine and thyroid malignancies.  He is the chair of the UC Davis Comprehensive Cancer Center Gastrointestinal Malignancy clinical innovation group and co-leader of the phase I program.  As the principal investigator of multiple clinical trials across the spectrum of drug development, he is actively involved in the search for better cancer treatments from discovery to validation.  Dr. Semrad’s research focuses on predictive biomarker development in gastrointestinal and endocrine malignancies, with special focus on drug and biomarker co-development.  


Assistant Professor
Co-Director, Phase I Program
Co-Leader of the Comparative Oncology Program, Comprehensive Cancer Center


Cancer, Gastrointestinal Cancers, Hematology Oncology, Internal Medicine, Oncology


Internal Medicine


Hematology and Oncology

Center/Program Affiliation:


UC Davis Comprehensive Cancer Center
2279 45th Street
Sacramento, CA 95817
Driving Directions
Phone: 916-734-5959
Phone: 800-800--362-5566

Additional Phone:

Physician Referrals: 800-362-5566


M.D., Rush University Medical Center, Chicago, Illinois, 2004
M.A.S., UC Davis, Davis, California, 2010
B.S., UC Davis, Davis, California, 2000


UC Davis, Sacramento, California, 2004-2005


UC Davis, Sacramento, California, 2005-2007


UC Davis, Sacramento, California, 2007-2010

Board Certifications:

American Board of Internal Medicine, 2007

Professional Memberships:

Alpha Omega Alpha
American Society of Clinical Oncology
American Society of Hematology

Select Honors and Awards:

Herrick Award for Internal Medicine at Rush University, 2004

Alpha Omega Alpha, 2003

Dean’s Research Fellowship at Rush University, 2001

Phi Beta Kappa Society, 1999

President’s Undergraduate Fellowship, 1999

Phi Sigma Society, 1998

Golden Key National Honor Society, 1997

Regents' Scholarship, University of California, Davis, 1996

Select Recent Publications:

For a comprehensive list of Dr. Semrad's publications, please click here (opens new window).

To see if Thomas J. Semrad is accepting new patients, or for assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).