Dr. James Kemmerling


Board-Certified Surgeon & Vein Specialist

Dr. James M. Kemmerling, M.D., FACS, is a board-certified surgeon who specializes in vascular surgery. He is a registered vascular technologist, is certified in venous ultrasound, and is a Fellow of the American College of Surgeons. Dr. Kemmerling graduated magna cum laude from the University of Wisconsin with a Bachelor of Science degree in biochemistry. He received his medical degree from the Medical College of Wisconsin. He completed his residency at Wright State’s Integrated Surgical Residency program.

Prior to his work with United Vein & Vascular Centers, Dr. Kemmerling owned and operated a vein clinic in Green Bay, Wisconsin where he performed minimally-invasive procedures such as endovenous laser ablation, radiofrequency ablation, microphlebectomy, and sclerotherapy. While he enjoyed operating his own practice, Dr. Kemmerling enjoys being able to focus more on patient care with UVVC and less on the business side of running a medical office.

A veteran of the United States Air Force, Dr. Kemmerling served as an active-duty general surgeon for several years at the start of his medical career. He has a great deal of surgical experience in both private practice and hospital settings. He served as the Medical Director of Bariatrics at Aurora BayCare Medical Center where he established the Bariatric Center of Excellence. He was on staff at four hospitals in the Green Bay area for two decades.

Board Certifications

  • American Board of Surgery


  • Doctor of Medicine, Medical College of Wisconsin
  • Bachelor of Science in Biochemistry, University of Wisconsin: Parkside

Professional Affiliations

  • American Board of Surgery
  • Registered Vascular Technologist (RVT)
  • Fellow of the American College of Surgeons (FACS)
  • Fellow of the American Society for Metabolic and Bariatric Surgery (FASMBS)
  • Member of the American Society of Bariatric Physicians

Medical Training

  • Residency, General Surgery, Wright State University

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