Our Providers Directory

Dennis J. Ponzio MD Primary Care

Dennis J. Ponzio MD

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Dr. Ponzio is a primary care physician and completed his undergraduate education at the University of North Dakota, where he also received his medical degree. His post graduate training was completed at Northridge Hospital Medical Center. He is certified by the American Board of Family Practice. In his off duty hours, he enjoys music, baseball, ... read more

Essam Quraishi MD- GI Yorba Linda

Male GI physician in scrubs with stethoscope smiling in headshot

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Dr. Essam Quraishi is a GI physician (gastroenterology) in Yorba Linda at Caduceus Specialty. He graduated from medical school at Deccan College of Medical Sciences in Hyderabad, India. He completed his Internal Medicine residency from Henry Ford Hospital, Detroit. He joined his fellowship in gastroenterology at Henry Ford Hospital, Detroit in 2005. He has been ... read more

Mohammad E. Rassouli MD

Mohammad E. Rassouli MD

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Dr. Rassouli received his medical degree at National University of Iran School of Medicine. He completed his residency in neurology and child neurology at University of Wisconsin, Madison and University of North Carolina at Chapell Hill. He completed one year post-doctoral fellowship in neuromuscular disorder at Baylor College of Medicine in Houston Texas. Dr. Rassouli ... read more

Brian Riff MD GI Doctor Yorba Linda

Headshot of GI doctor to accompany the website

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Dr. Brian Riff was born and raised in Orange County, California. He attended USC for college graduating with honors in both political science and biological sciences. He then moved to Philadelphia to attend medical school. Following medical school at Jefferson, Dr. Riff stayed in Philadelphia for residency and fellowship at the University of Pennsylvania. During ... read more

Syeda Saba MD Pediatrician Yorba Linda

Headshot of female medial provider in white lab coat standing in front of brick wall

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Syeda Saba MD is board certified pediatrician at Caduceus 4 Kids in Yorba Linda. She grew up in San Diego and attended St. George's University School of Medicine and did her residency training at St. Joseph’s Children’s Hospital in Paterson, NJ. In her free time she enjoys traveling, outdoor activities like hiking, kayaking, trying new ... read more

Leslie Shokes MD Yorba Linda Ortho

Leslie Shokes MD

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Dr. Shokes is a seasoned Yorba Linda Ortho and joined the Caduceus physician team in 2010 and is successful in the diagnosis and treatment of both minor and complex orthopaedic conditions. Dr. Shokes dedicates significant time to continuing medical education, and is an avid reader of published orthopaedic research and investigations. Dr. Shokes originally graduated ... read more

Carlos Sobral MD Irvine Family Doctor

Carlos Sobral MD

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Dr. Carlos Sobral is an Irvine family doctor and his life in medicine started in La Habra and he has been practicing in Orange County for over two decades. He became progressively interested in cholesterol, heart, and stroke risk and his interests took him to advanced lipid testing and analysis. Training Undergraduate 1966 – 70 ... read more
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