- 2021 - 2023
MemberDepartment of Radiology Breast Imaging Faculty Search Committee, Davis Health System, University of California
- 2021 - 2023
MemberDivision of Gastroenterology Faculty Search Committee, Department of Internal Medicine, Davis Health System
- 2021 - 2023
MemberDepartment of Laboratory Medicine and Pathology Anatomic Director Search Committee, Davis Health System, University of California
- 2021 - present
MemberBoard of Directors, National Comprehensive Cancer Network
- 2020 - 2023
MemberHealth Conflicts Oversight Committee, Davis Health System, University of California
- 2019 - 2023
Physician in ChiefComprehensive Cancer Center, University of California Davis Medical Center
- 2018 - 2023
MemberNSQIP Steering Committee, Department of Surgery, Davis
- 2018 - 2020
MemberHematology Oncology Mega Search (High Level Associate Professor-Full Professor), Davis Comprehensive Cancer Center, University of California
- 2018 - present
Associate ExaminerAmerican Board of Surgery
- 2017 - present
State ChairNorthern California Chapter, Cancer Liaison Program, American College of Surgeons
- 2016 - 2023
MemberCancer Center Director Search Committee, Davis Comprehensive Cancer Center, University of California
- 2015 - 2023
Executive Vice ChairDepartment of Surgery, University of California Davis Medical Center
- 2015 - 2023
MemberGastrointestinal Innovation Group, Department of Surgery, Davis Comprehensive Cancer Center
- 2015 - present
Grant Review MemberNational Science Center - Poland
- 2014 - 2023
Ad Hoc Committee MemberSchool of Medicine, Department Chair Performance, University of California Davis Medical Center
- 2014 - 2020
ChairSurgical Oncology CQI Committee, Department of Surgery, University of California Davis Medical Center
- 2014 - 2017
ChairHepatobiliary Surgeon Search Committee, Department of Surgery, University of California Davis Medical Center
- 2014 - 2016
ChairPlacer Breast Cancer Endowed Professorship Search Committee, Department of Surgery, University of California Davis Medical Center
- 2014 - 2016
ChairSurgical Oncology Surgeon Search Committee, Department of Surgery, University of California Davis Medical Center
- 2014 - present
MemberTumor Detection, Diagnosis and Prognosis, Provocative Questions Initiative Committee, National Cancer Institute
- 2014 - present
MemberBreast Cancer Diagnosis and Treatment Committee, ATHENA Breast Health Network
- 2013 - 2023
ChairCompensation Plan Taskforce, Department of Surgery, University of California Davis Medical Center
- 2013 - 2023
MemberAcademic Personnel Advisory Committee, Department of Surgery, University of California Davis Medical Center
- 2013 - 2023
MemberReview-Selection Committee, Mentored Clinical Research Training Program, University of California Davis Medical Center
- 2013 - 2023
MemberAccess Initiative Workgroup, Department of Surgery, Davis Comprehensive Cancer Center
- 2013 - 2018
ChairmanSurgical Outcomes and Assessment Program Search Committee, Department of Surgery, University of California Davis Medical Center
- 2013 - 2016
MemberAd Hoc Committee on Diversity, Pacific Coast Surgical Association
- 2013 - present
MemberAmerican Surgical Association
- 2013 - present
MemberOncotype DCIS Taskforce, ATHENA Breast Health Network
- 2012 - 2023
ChairmanCompensation Plan Task Force, Department of Surgery, University of California Davis Medical Center
- 2012 - 2023
Member and InstructorMentored Clinical Research Training Program, Department of Surgery, University of California Davis Medical Center
- 2012 - 2023
MemberCancer Care Coordination Research Program, School of Nursing, Davis
- 2012 - present
MemberSpecialized Programs of Research Excellence (SPORE) Committee, National Cancer Institute, National Institutes of Health
- 2012 - present
MemberLocal-Regional Breast Cancer Committee, ATHENA Breast Health Network
- 2010 - 2023
MemberEMR Beacon Module Implementation Taskforce, Department of Surgery, Davis Comprehensive Cancer Center
- 2010 - 2015
MemberProgram Committee, Pacific Coast Surgical Association
- 2010 - 2013
Institutional RepresentativeSociety of University Surgeons
- 2010 - 2011
Co-ChairmanStrategic Planning Design Team, Davis Health System, University of California
- 2010
Associate ExaminerCertifying Examination, American Board of Surgery
- 2009 - 2018
ChairCommittee on Applicants, Northern California District #2b, American College of Surgeons
- 2009 - 2017
Member at LargeSurgical Research Committee, American College of Surgeons
- 2009 - 2015
SecretaryJoint Biomedical Laboratory Research and Development and Clinical Science Research and Development Scientific Merit Review Board, U.S. Department of Veterans Affairs
- 2008 - 2023
MemberGastrointestinal Cancer Multidisciplinary Conference and Palliative Care, Davis Comprehensive Cancer Center, University of California
- 2008 - 2009
MemberHematology and Oncology Director of Phase I Program Faculty Search Committee, Davis Health System, University of California
- 2007 - 2020
MemberIndustry Relations Committee, Davis Health System, University of California
- 2007 - 2019
Medical DirectorComprehensive Cancer Center Clinics, University of California Davis Medical Center
- 2007 - 2012
MemberTranslational Research Integration and Compliance Committee, Davis Health System, University of California
- 2007 - 2012
SecretaryJoint Biomedical Laboratory Research and Development and Clinical Science Research and Development Scientific Merit Review Board, U.S. Department of Veterans Affairs
- 2007 - 2009
MemberHematology and Oncology Developmental Therapeutics Faculty Search Committee, Davis Health System, University of California
- 2006 - 2023
MemberEducation Committee, Department of Surgery, University of California Davis Medical Center
- 2006 - 2023
MemberExecutive Committee, Department of Surgery, University of California Davis Medical Center
- 2006 - 2021
Division ChiefSurgical Oncology, University of California Davis Medical Center
- 2006 - 2012
MemberClinical Research Compliance Oversight Committee, Davis Health System, University of California
- 2006 - 2012
MemberSurgical Research Committee, Association for Academic Surgery (AAS) - American College of Surgeons (ACS)
- 2006 - present
MemberSociety of Surgical Oncology
- 2005 - 2023
AmbassadorPhysicians & Staff Grateful Patient Program, Davis Comprehensive Cancer Center, University of California
- 2005 - 2018
MemberCommittee on Applicants, Northern California District #2b, American College of Surgeons
- 2005 - 2009
ChairmanInstitutional Review Board (IRB) Clinical Committee - D, Davis Health System, University of California
- 2004 - 2023
Executive CouncilorAppointment, UC Davis Surgical Alumni Association, University of California Davis Medical Center
- 2004 - 2005
ObserverDavis Health System, University of California
- 2004 - 2005
MemberSearch Committee Small Animal Soft Tissue Surgery Faculty, Department of Surgical and Radiological Sciences, School of Veterinary Medicine
- 2004 - 2005
Associate ExaminerAmerican Board of Surgery
- 2004 - present
MemberGreater Sacramento Area Partnership Council, American Cancer Society
- 2003 - 2009
MemberInstitutional Review Boar (IRB) Clinical Committee, School of Medicine, Davis Health System
- 2003 - 2006
MemberProgram Committee, Association for Academic Surgery
- 2003 - 2004
MemberLocal Planning Committee, American Association of Surgical Oncology
- 2002 - 2023
MemberCancer Center Executive Committee, Davis Comprehensive Cancer Center, University of California
- 2002 - 2005
MemberFaculty Development Advisory Committee, School of Medicine, Davis Health System
- 2002 - 2005
MemberProgram Committee, The Pancreas Club
- 2002 - present
Grant Review MemberInstitutional Research Grant (IRG) - UC Davis Cancer Center, American Cancer Society
- 2002 - present
Grant Review MemberNorth-Central California Region, Susan G. Komen Breast Cancer Foundation
- 2001 - 2023
Member(Initially Molecular Pathology Core Administrative Management Oversight Committee), Tissue Utilization Committee, Davis Comprehensive Cancer Center
- 2001 - 2023
ChairmanCancer Committee, School of Medicine, Davis Health System
- 2001 - 2015
MemberData Safety and Monitoring Committee, Davis Comprehensive Cancer Center, University of California
- 2001 - present
Cancer Liaison PhysicianAmerican College of Surgeons
- 2000 - 2009
MemberProgram Committee, Department of Surgery, University of California Davis Medical Center
- 2000 - 2009
Course ChairGeneral Surgery Annual Postgraduate Course, Department of Surgery, University of California Davis Medical Center
- 1999 - 2018
MemberAmerican Society of Clinical Oncology
- 1999 - 2017
MemberAssociation for Academic Surgery
- 1999 - 2016
Voting MemberScientific Subcommittee on Clinical Protocols, Davis Comprehensive Cancer Center, University of California
- 1999 - 2011
ChairmanResearch Committee, Department of Surgery, University of California Davis Medical Center
- 1999 - 2005
Executive CouncilorAssociation for Academic Surgery
- 1999 - present
MemberAmerican Association for Cancer Research
- 1999 - present
MemberAmerican College of Surgeons
- 1999 - present
MemberAmerican Pancreatic Association
- 1998 - 2023
MemberQuality Assurance Committee, Department of Surgery, University of California Davis Medical Center
- 1998 - 2023
MemberResearch Committee, Department of Surgery, University of California Davis Medical Center
- 1998 - 2006
MemberPathology and Tumor Banking Committee, American College of Surgeons Oncology Group