About Us

Dr. Van L. Wagner

wagnerVan L. Wagner, M.D., has been a full-time bariatric surgeon since moving to St. Louis in June 2003. In his surgical career, Dr. Wagner has performed more than 1500 Laparoscopic Adjustable Gastric Banding procedures, more than 265 Laparoscopic Sleeve Gastrectomies, and over 640 Laparoscopic Gastric Bypass procedures. Having performed over 630 of these cases using a Periumbilical Laparoscopic Surgery (PULS) approach, Dr. Wagner has balanced experience with the most advanced laparoscopic bariatric surgical techniques.

Dr. Wagner was born and raised in Galion, Ohio, and received his college degree in 1984 from Case Western Reserve University in Cleveland. He graduated from New York Medical College in Valhalla in 1989, and completed his general surgery residency at the University of Medicine and Dentistry of New Jersey in Newark in 1994.

Dr. Wagner has been a board-certified general surgeon since 1996, and is a member of the American Society for Bariatric Surgery. Dr. Wagner’s practice, Heart of America Bariatrics, has been recognized as a Bariatric Center of Excellence since 1996. He is married and has two children. His interests include mountain climbing, scuba diving, snowboarding, and running marathons.

Hospital Privileges

  • Mercy Hospital Jefferson
  • St. Anthony’s Medical Center
  • Des Peres Hospital

Dr. Kumaran Chinnappan

KumaranKumaran Chinnappan, MD, FACS, FRCS (Lon), FASMBS is American Board certified surgeon and fellowship trained in Advanced Laparoscopy and Bariatric Surgery. He is certified as a Center of Excellence Bariatric surgeon. His expertise includes weight loss surgery, advanced laparoscopic surgery, Endoscopic procedures and revision weight loss surgical procedures. He has performed over a 1000 such procedures successfully.

Dr. Kumaran graduated from the University of Madras, Madras Medical College in Chennai, India, in 1994. After graduation, Dr. Kumaran pursued advanced surgical training in India, UK, Singapore and USA. He also served as a Chief Resident at Bronx Lebanon Hospital Center, New York, affiliated to the Albert Einstein College of Medicine. He has made many presentations at both national and international surgical meetings. He was awarded the SLS Outstanding Laparoendoscopic Resident Award by the Society of Laparoendoscopic Surgeons.

Dr. Kumaran Chinnappan is Board certified in Surgery. He is a fellow of the American College of Surgeons and a Fellow of the American Society for Metabolic and Bariatric Surgeons (ASMBS). He is also a Fellow of the Royal College of Surgeons, London, UK. He is a member of the Society of Laparoendoscopic Surgeons and is a member of the American Society of Gastrointestinal and Endoscopic Surgeons (SAGES).

Dr. Kumaran is married and has two children. His interests include basketball, skiing and tennis.

Hospital Privileges

  • Mercy Hospital Jefferson
  • St. Anthony’s Medical Center

Contact Information

tel: (314) 776-7112
fax: (314) 776-7114
email: info@hoab.org


10007 Kennerly Rd., Suite A
Saint Louis, MO 63128

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Personalized weight loss surgery in St. Louis, Missouri (MO)