James Ku, MD
Bariatric Surgery, Obesity Medicine
Accepting new patients
Sees patients age 18 and up
Healthy Weight Management and Bariatric Surgery Lancaster
Headshot of James Ku, MD
Penn Medicine Provider

About me

I am a bariatric surgeon with experience managing obesity and related diseases. I specialize in laparoscopic gastric bypass and sleeve gastrectomy, and I have expertise with lap band and revisional bariatric surgery. I believe in a multidisciplinary approach to healthy weight management, utilizing dietitians, exercise physiologists, and neuropsychologists.

Education and training

  • Medical School: Thomas Jefferson University
  • Residency: Graduate Hospital
  • Fellowship: University of North Carolina Hospitals

What my patients think about me

Average Rating

147 reviews

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

February 2026
i have been on possibly every diet out there for over 50 years. with dr ku taking time to explain the importance of a healthy diet plan & helpful rx additions, i am in a program that i thoroughly enjoy!
February 2026
same. a good listener
February 2026
he is a caring physician
February 2026
i plan on seeing him again, if that means anything.

Insurance accepted

My Locations

Healthy Weight Management and Bariatric Surgery Lancaster

Penn Medicine hospital privileges

  • Lancaster General Hospital: Has privileges to treat patients in the hospital.
Dr. Ku is a Penn Medicine Lancaster General Health physician.

Qualifications and experience

Treatments and Conditions