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Medical Center Services
Transplant Institute (CTI)
Our Doctors
Learn more about the doctors at the CHRISTUS Santa Rosa Transplant Institute (CTI) by clicking on their names below:
Paraic J. Mulgrew, M.D., Program Medical Director
Christine M. Toth, M.D., Kidney Transplantation Medical Director
Gregory Abrahamian, M.D., Surgical Director
William Kenneth Washburn, M.D., Transplant Research Director
John H. Calhoon, M.D., Heart Transplantation Medical Director
Herman Villarreal, M.D., Clinic Director.
Robert Michael Esterl, Jr., M.D., Pancreas Transplantation Medical Director









