Stanley Siu-Kai Leung, M.D.

Internal Medicine male
Accepting new patients


Dr. Stanley Siu-Kai Leung, MD is an accomplished physician with 30 years of experience specializing in Internal Medicine and Infectious Disease. He holds board certifications in both specialties and is fluent in English, Cantonese, and Mandarin. Dr. Leung received the Career of Caring Award for his compassionate care at Kaiser Permanente Medical Center. In his free time, he enjoys playing Ping-Pong and Chess.


Insurance Accepted

  • Aetna
  • Anthem Blue Cross
  • Blue Shield of California
  • Canopy​ Health
  • Cigna
  • Health Net
  • UnitedHealthcare


Dr. Stanley Siu-Kai Leung, MD is a highly experienced physician with over 30 years of practice in the field of Internal Medicine and Infectious Disease. He attended the prestigious John A Burns School of Medicine at the University of Hawaii for his medical education. Following that, he completed his residency at Kaiser Foundation Hospital-Oakland, gaining valuable clinical experience. Dr. Leung's dedication to furthering his knowledge and expertise led him to pursue a fellowship in Infectious Disease at Case Western Reserve in Cleveland, Ohio. His commitment to excellence is evident through his board certifications from the American Board of Internal Medicine in Infectious Disease (2016-2023) and Internal Medicine (2011-2022). In addition to his extensive medical qualifications, Dr. Leung is multilingual, fluent in English, Cantonese, and Mandarin. This allows him to effectively communicate and provide care to a diverse patient population. Dr. Leung's outstanding contributions and compassionate approach to patient care have been recognized through the Career of Caring Award bestowed upon him by Kaiser Permanente Medical Center in Walnut Creek, CA. Outside of his medical practice, Dr. Leung enjoys engaging in hobbies that stimulate his mind and improve his strategic thinking. He is an avid player of Ping-Pong and Chess, showcasing his passion for intellectual challenges. Through his three decades of dedicated service, Dr. Stanley Siu-Kai Leung has established himself as a respected physician in Hill Health, providing exceptional care to his patients and continuously striving for excellence in the field of Internal Medicine and Infectious Disease.


  • Medical School: John A Burns School Of Medicine - University of Hawaii
  • Residency: Kaiser Foundation Hospital-Oakland

Areas of Expertise

Awards & Recognitions

  • Recognitions: Career of Caring Award, Kaiser Permanente Medical Center, Walnut Creek, CA
  • Board Certifications: Am Brd of IM Infectious Disease 2016 - 2023, Am Brd of IM 2011 - 2022


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