About Dr. Ajay K. Upadhyay, MD, FACS

Dr. Ajay K. Upadhyay is board-certified in general surgery. He practices in Oakland, California, with expertise in Bariatric Surgery and also practices several other specialties, including Hepato-Biliary Surgery, Pancreatic Surgery, and Surgical Oncology. He is the Program Director of the Minimally Invasive, Robotic, and Bariatric Surgery Fellowship and serves as Medical Director of Metabolic and Bariatric Surgery. His role is critical in the advancement of surgical education and patient care.

Dr. Upadhyay earned his Medical Degree from Maulana Azad Medical College and completed his General Surgical Residency at New York-Presbyterian/Queens. Following this training, He completed a Post-Doctoral Fellowship in his area of expertise (Advanced Surgical Techniques) and provided the foundation for academic research in this area of medicine at the University of California, San Diego School of Medicine. Dr. Upadhyay is Board Certified by the American Board of Surgery and Licensed to practice medicine in California and Missouri.

As a Fellow of the American College of Surgeons, Dr. Upadhyay has an extensive amount of published literature, with the focus on Minimally Invasive Surgery and Complex Surgical Care. His articles have received considerable citations, indicating the importance of evidence-based practice and innovation in his research efforts.

In addition to his focus on surgical techniques, Dr. Upadhyay is an advocate for patient-focused care through the integration of advanced Minimally Invasive and Robotic Surgical Techniques with compassionate care. The resulting care provided through this focus has improved both outcomes and quality of life over time.

Education

Medical School
–  University of Delhi Maulana Azad Medical College (1978)

Internship
– St. Mary’s Hospital, Royal Isle of Wight

Residency
– New York Hospital Medical Center – Queens, Surgery (1991-1996)

Fellowship
– University of California San Diego Medical Center, General Surgery

Certifications

– American Board of Surgery, Surgery
– CA State Medical License (1994-2027)
– MO State Medical License (1996-2026)

Memberships

– American College of Surgeons
– Royal College of Surgeons
– Society of American Gastrointestinal and Endoscopic Surgeons
– American Hepato-Pancreato-Biliary Association
– American Society for Metabolic and Bariatric Surgery
– Society for Surgery of the Alimentary Tract
– Society of Robotic Surgery
– Clinical Robotic Surgery Association
– Association of Academic Surgery
– Royal Society of Medicine

Practice Locations

27206 Calaroga Avenue, Hayward, CA