Advanced Surgical Technology

Meet Dr. Udaya Liyanage

Board Certified General and Vascular Surgeon

Dr. Udaya Liyanage, MD, our founder, is a board certified general and vascular surgeon in Mount Vernon and Centralia, IL with a reputation for excellence. He graduated with honors from Harvard Medical School. Dr. Liyanage and his hand-selected medical team offer patients warmth, compassion, and top-level professional skills.

Meet your Artery Expert in Mount Vernon and Centralia, IL

Advanced Surgical Technology

Meet Dr. Erika Sato

Board Certified Cosmetic Surgeon

Certified by both the American Board of Plastic Surgery and the American Board of Surgery, Dr. Erika Sato specializes in cosmetic surgery of the face, breast and body. She performs the latest treatments in cosmetic surgery as well as nonsurgical rejuvenation. Dr. Sato is committed to providing excellence in care, while treating every patient like family.

Meet your Cosmetic Surgery Expert

Advanced Surgical Technology

Meet Dr. Mohammed Al-Zoubaidi

Board Certified Surgeon

Dr. Mohammed Al-Zoubaidi is a vascular surgeon, board certified by the American Board of Surgery. He graduated from the Royal College of Surgeons in Dublin, Ireland. He has been a trusted vein and vascular expert in the Southern Illinois region, performing thousands of vascular and endovascular surgeries since 2015 and caring for patients in our local communities.

Meet your Surgery Expert

Advanced Surgical Technology

Meet Dr. Merrilee R. Brandt

Board Certified Surgeon

Dr. Brandt is a board certified surgeon specializing in breast surgery. She is passionate about curing breast cancer and utilizing the latest techniques and innovations to be able to provide the best treatment options for her patients. Dr. Brandt performs all procedures required to diagnose and treat breast cancer, including mastectomies, mammograms, breast biopsies, lumpectomies, and other procedures to treat a variety of breast conditions. Dr. Brandt will be seeing patients at our Centralia location as well as our new Mt. Vernon location, which is anticipated to open September 2023.

Meet your Surgery Expert

Advanced Surgical Technology


No Small Matter

Vascular conditions can lead to dangerous health conditions if not treated rapidly and correctly. At Advanced Surgical Technology, Dr. Liyanage, a board certified surgeon specializing in vascular procedures including veins, in Herrin and Centralia, performs a range of state-of-the-art vascular treatments with the latest advances in medical technology.

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All your Medical Needs

Primary Care & Long Term Wellness

You deserve to have access to medical providers who will care for you and your family in all the years ahead. At AST Primary Care, we provide primary care, family care, Medicare wellness visits, and offer same-day appointments, and we welcome first-time patients.

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