Gastroenterology at Advocate Illinois Masonic Medical Center

• Our gastroenterology specialists are recognized for clinical excellence and innovation:
  • Frank Konicek, MD, Keikhosrow Ghazanfari, MD, and William Markey, MD, have been named national Top Doctors by U.S. News Media Group and Castle Connolly Medical Ltd., with Dr. Konicek ranking in the top 1 percent of gastroenterologists in the nation.
  • Joaquin Estrada, MD, is a fellowship-trained colon and rectal surgeon. He is an assistant clinical professor of surgery at the University of Illinois at Chicago and participates in the hospital’s GI Tumor Board.
• Our specialists collaborate with other medical professionals on staff to ensure patients receive the most comprehensive care possible.
• We use state-of-the-art diagnostic tools to accurately pinpoint problems and the least invasive treatment methods to achieve the best possible outcomes.
• Our professional staff are sensitive to all sexual orientations, gender identities and cultural values.
• Illinois Masonic Medical Center has been recognized with Magnet status, a national award for excellence in nursing care.

Learn more about gastroenterology and when to see a gastroenterologist.

We treat a wide range of gastrointestinal disorders and conditions, including:

• Achalasia
• Barrett's esophagus
• Colitis
• Colon decompression
• Crohn’s disease
• Duodenitis
• Esophageal varices
• Esophagitis
• Food impaction
• Gastritis
• Gallstones
• Gastroparesis
• GERD (gastroesophageal reflux disease)
• Heartburn
• Mallory-Weiss tears
• Rectal bleeding
• Removal of a foreign body
• Tumors of the liver, gastrointestinal tract and pancreas

Using state-of-the-art technology, our specialists work to prevent and treat a range of gastrointestinal tract disorders and diseases using the most minimally invasive procedures available.

• Colonoscopy
• Endoscopic retrograde cholangiopancreatography (ERCP)
• Esophagogastroduodenoscopy (EGD)
• Percutaneous endoscopic gastrostomy (PEG tube)
• Flexible sigmoidoscopy
• Radiofrequency Ablation Therapy
• Capsule endoscopy
• Endoscopic mucosal resection (EMR)
• Laparoscopic assisted endoscopic polyp removal
• Endoscopic ultrasound
• Colonic and esophageal stent placement
• Anal-rectal physiology lab
• Three-dimensional endorectal ultrasonography
• High-resolution, three-dimensional esophageal and anorectal manometry