Advanced Bariatric and Surgical Specialists is a medical practice serving patients in Victoria and Corpus Christi, Texas, with additional service areas listed across Texas. Led by Dr. Craig Chang and supported by a dedicated staff, the practice focuses on bariatric, general, and minimally invasive surgery, as well as medical weight-loss care.

Its bariatric services include gastric sleeve, Roux-en-Y gastric bypass, revision surgery, and band conversions, with aftercare and recovery support for patients. The team also offers TIF procedures for reflux and general surgical services such as cholecystectomy, intestinal tract surgery, hernia repair, appendectomy, treatment of lipomas, cysts and lumps, upper endoscopy, and diagnostic laparoscopy. For patients seeking non-surgical options, medical weight-loss programs are available, with options advertised from $85 per month.

The practice provides resources including online information sessions, support groups, financial and insurance guidance, payment plans, patient forms, and educational materials on nutrition before and after surgery. Its stated mission is to support patients through decisions about surgery, testing, and their ongoing health, with appointments available by phone or text