VCA El Rancho Animal Hospital

Robert Siringo

Dr. Siringo grew up in Huntington Beach, California. As a child he was interested in the way the human body functioned. Along with his love for animals, this interest evolved into a desire to study veterinary medicine. During high school he enrolled in an ROP program and worked in a veterinary hospital cleaning kennels and helping take care of the hospitalized pets. Dr. Siringo attended Orange Coast College and enrolled in the Veterinary Technology program, receiving his AA degree 2 years later. He sat for the California board exam and became a licensed veterinary technician. Dr. Siringo also continued his studies at Orange Coast College and received an American Association of Laboratory Animal Science certification. Dr. Siringo then attended Cal Poly Pomona and studied animal science and earned a Bachelor of Science degree. He attended Kansas State University and received his Doctor of Veterinary Medicine degree in 1992. Dr. Siringo practiced in Huntington Beach for 2 years before accepting a position at La Mirada Animal Hospital in Santa Fe Springs, California. He worked in this practice for 2 years before it was purchased by VCA. At that time, Dr. Siringo was appointed medical director and worked in that position for 13 years. In 2004, Dr. Siringo moved to Temecula and continued working in Santa Fe Springs for 2 additional years before transferring to VCA El Ranch Animal Hospital. Dr. Siringo is married and has a daughter. He spends the vast majority of his free time taking his daughter to cheer-leading practice and traveling the country to cheer-leading competitions. Dr. Siringo enjoys gardening, travelling, and spending time with his family.

Education: DVM

Pamela Giam

Dr. Pamela Giam was born and raised in Singapore in a home that rescued orphaned wildlife and pets. Her parents had a huge influence in her love for animals and her career pursuit in medicine. After graduating from high school in Singapore, Dr. Giam had the opportunity to explore her academic and life endeavors in Southern California. She began her tertiary education at the University of Southern California, but graduated with a Bachelors in Science in Biology with an emphasis in Neurology, Physiology and Behavior from the University of California at Davis. Soon after, she trekked across the country to Kansas State University where she had a blast and received her Doctor of Veterinary Medicine in 2007. Dr. Giam enjoys the everyday challenges that veterinary medicine brings, as well as interacting with her clients and their family pets. In her spare time, Dr. Giam loves travelling the world and spending time outdoors doing anything athletic with her wonderful husband-to-be, and their neurotic Tijuana-special dog, Tia.

Thomas Worfel

Dr. Worfel originally hails from Michigan where he earned his Doctor of Veterinary Medicine degree from Michigan State University. He moved to California seven years later and settled in Escondido where he and his wife, Roxanne owned and operated Walker Veterinary Hospital for eighteen years. He presently lives there with Roxanne, their two dogs, Ivy and Rickie, their two cats, Dharma and Phoebe and seven Koi fish. He has worked in the Temecula Valley area for the last twenty years and has been at El Rancho since May 2014. His primary interests are in surgery, both soft tissue and orthopedic and he regularly attends continuing education classes to update those areas of interest. He also attends VCA management and leadership meetings, which are provided regularly throughout the year. During his free time he enjoys bicycling and bowling, and in the winter skiing is the preferred distraction.