Drs. Benjamin Diener, Michael Polo and James Bliss have joined the medical staff of Sansum Clinic, a nonprofit medical organization.

Diener joined the clinic’s Internal Medicine Department. He graduated from St. Louis University, and completed his residency and internship at Santa Barbara Cottage Hospital.

A graduate of UC Davis who completed medical school at the University of Toledo, Polo joined the clinic’s Psychiatry/Psychology Department. His residency was completed at John Hopkins Hospital.

Bliss joined the clinic’s Orthopedic Department. He is a graduate of Yale University and completed medical school at Tulane University. His internship, residency and fellowship were completed at Brown University/Rhode Island Hospital.

— Jennifer Goddard is a publicist.