The Team

There are a variety of highly trained individuals on the Pacific Thoracic Surgery Associates Team, including administrative support staff, nurses, residents, fellows, and attending surgeons. All of our staff works hard to satisfy your needs. Occasionally, the volume of work may far exceed our capacity to efficiently respond to all your requests, but rest assurred that we are working as hard as we can to fully satisfy your wishes.

Key Team Members are:
Robert B. Cameron, MD, FACS (Surgeon/Senior Partner)
Mary Maish, MD, MPH (Surgeon/Partner)
Jay M. Lee, MD (Surgeon/Junior Partner)
Raja S. Mahidhara (Surgeon/Junior Partner)

Amir Berjis, MD (Fellow)

Sol R. Perez, RN, MN, OCN (Clinical Nurse Specialist)
Rebecca Allegretto, RN, MBA (Esophageal Center Coordinator)

Martha Martinez (Office Manager)
Chellee Klepp (Administrator)
Kathey Bradley (Assistant)
Julie Umbaugh (Medical Records Coordinator)