OVER 1500 ROBOTIC SURGERIES DONE SINCE 2016
Candela And Schreier Robotic Surgery
Dr. Frank Candela and Dr. David Schreier have provided unparalleled care that enhanced the overall health and wellness of patients throughout the San Fernando Valley and Simi Valley, and surrounding communities. Dr. Candela has retired from surgery in 2024, and is pursuing his interests in painting and teaching.
Dr. Schreier continues to deliver excellent care, consistent with the history of the practice. Our office is located in West Hills, California.  Dr. Schreier was an early adopter of robotic surgery in the community, and has performed over 1500 robotic cases since 2016. He has over twenty years experience in providing current, state of the art care, across a range of minimally invasive, robotic assisted, and traditional surgical procedures.
Dr. Schreier did his surgical training at USC, and has clinical fellowship training, also at USC, in surgical oncology. He has continues to have leadership rolls at the hospitals where he have privileges.
From nursing staff to the administrative team, everyone is here to make sure your experience is a positive one. You’ll feel welcomed and supported from the very first visit through your treatment and beyond.
As advancements in medical technology continue at a rapid pace, Dr. Schreier is committed to remaining at the forefront of those innovations. Team members at the affiliated hospitals and medical centers have the same passion for remaining at the forefront of technology.
If you are in need of surgical care, or are looking for a second opinion, contact the office today to schedule a consultation. Patient education is a cornerstone of the practice, and you will understand your options before making any treatment decisions.
OUR EXPERT
Meet Dr. Schreier
David Z. Schreier, MD, FACS is a highly experienced surgeon and partner at Candela and Schreier Surgical Group in West Hills, California. Board-certified by the American Board of Surgery and a Fellow of the American College of Surgeons, Dr. Schreier specializes in minimally invasive and robotic-assisted surgery, with a focus on cancer treatment and complex surgical cases. A former Chief of Surgery at multiple hospitals, he currently holds the role at UCLA West Valley Medical Center. As a cancer survivor, he brings a unique perspective to patient care, emphasizing compassionate treatment and optimal recovery. Outside of medicine, he enjoys traveling, photography, cooking, and time with his family and rescued golden retriever, Theodore.






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What Our Patients Say…
What a great team that they have there. From the main office to the surgery team. The girls in the office make it easy for you and follow up on ...
Dr Schreier was wonderful very kind and patient with me at a time when I was very anxious and scared facing surgery. His staff was very nice and helpful. I ...
They were quick to see me and evaluate. They made a way to expedite my pre-op physical and the whole process went off without a hitch! The follow-up was great ...
Thank you Dr. David Z. Schreir! You are an excellent doctor, thank you!!