# The Center for Advanced Surgery > The Center for Advanced Surgery provides specialized care for foregut, esophagus, surgical oncology, and endoscopic surgery, across locations in Dallas, Plano, and Tyler, Texas. The Center for Advanced Surgery is an internationally recognized provider of specialist gastroenterological care, focusing on all aspects of foregut surgery, esophagus surgery, surgical oncology, and endoscopic surgery. Physicians Marc Ward, MD, and Steven Leeds, MD, both hold American Board of Surgery certification and completed specialty fellowship training in benign and malignant esophageal and gastric surgery. The practice utilizes cutting-edge diagnostic technologies and performs advanced surgical procedures, including endoscopic and laparoscopic techniques, to provide tailored patient care and enhance recovery. Their approach ensures that each patient's treatment plan is customized to their precise needs. Disclaimer: This information is for informational purposes only and does not constitute medical advice. ## Key Pages - [Home](https://www.shankleclinic.com/) ## Booking & Contact - [Schedule Appointment](https://www.shankleclinic.com/schedule) - [Contact Us](https://www.shankleclinic.com/contact-us) - [Registration](https://www.shankleclinic.com/registration) - [Pay Now](https://www.shankleclinic.com/pay-now) - [Dallas Location](https://www.shankleclinic.com/dallas-tx) - [Plano Location](https://www.shankleclinic.com/plano-tx) - [Tyler Location](https://www.shankleclinic.com/tyler-tx) ## Providers - [Dr. Marc A. Ward](https://www.shankleclinic.com/marc-a-ward-md-facs) - [Dr. Steven G. Leeds](https://www.shankleclinic.com/steven-g-leeds-md-facs) ## Services - [Achalasia](https://www.shankleclinic.com/achalasia) - [Diverticulum](https://www.shankleclinic.com/diverticulum) - [EGD](https://www.shankleclinic.com/egd) - [ESD](https://www.shankleclinic.com/esd) - [Esophageal Cancer](https://www.shankleclinic.com/esophageal-cancer) - [Esophageal Motility Disorders](https://www.shankleclinic.com/esophageal-motility-disorders) - [Fundoplication](https://www.shankleclinic.com/fundoplication) - [Gastric Cancer](https://www.shankleclinic.com/gastric-cancer) - [GERD](https://www.shankleclinic.com/gerd) - [GIST](https://www.shankleclinic.com/gist) - [Hiatal Hernia](https://www.shankleclinic.com/hiatal-hernia) - [LINX](https://www.shankleclinic.com/linx) - [Manometry](https://www.shankleclinic.com/manometry) - [POEM](https://www.shankleclinic.com/poem) ## Policies - [Terms](https://www.shankleclinic.com/our-terms) - [Privacy](https://www.shankleclinic.com/your-privacy) - [Accessibility Statement](https://www.shankleclinic.com/accessibility-statement) ## Blog - [Blog Archive](https://www.skindermconsult.com/blog-archive) - [Blog Archive](https://www.shankleclinic.com/blog-archive)