3 Best Gastroenterologists in Cleveland, OH

Expert-recommended Top 3 Gastroenterologists in Cleveland, Ohio. All of our gastroenterologists actually face a rigorous 50-Point Inspection, which includes customer reviews, history, complaints, ratings, satisfaction, trust, cost and general excellence. You deserve only the best!

8+ YEARS ON TBR

AARON BRZEZINSKI, MD

CLEVELAND CLINIC 9500 Euclid Avenue,
Cleveland, OH 44195 Directions

Since 1981

Specialty:

Inflammatory Bowel and Celiac and Crohn's Disease Microscopic Colitis (Celiac Sprue) Eosinophilic Gastroenteritis ERCP Stomach Disorders Ulcerative Colitis IBS Flexible Sigmoidoscopy Polypectomy Pouchoscopy EGD Esophageal Band Ligation Collagenous Colitis Colonoscopy and Endoscopy Advanced Endoscopic

Dr. Aaron Brzezinski received his medical degree from the Universidad Nacional Autónoma de México. He is fellowship-trained in inflammatory bowel disease and has performed clinical research at the University of Toronto. He focuses on the treatment of inflammation in the bowel, microscopic colitis, and celiac disease. Dr. Aaron Brzezinski specializes in performing upper endoscopy and colonoscopy. He has lectured extensively within the United States and internationally in Argentina, Brazil, Chile, the Dominican Republic, Ecuador, Guatemala, Mexico, Spain, and Turkey. His extensive experience and contributions make him a trusted and sought-after healthcare professional. Dr. Aaron Brzezinski has written several book chapters and published articles in peer-reviewed journals.

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License #35064286B

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Gerard Isenberg, MD - Cleveland, OH Gastroenterologists - Doctor Portrait Image
4+ YEARS ON TBR
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GERARD ISENBERG, MD

UH CLEVELAND MEDICAL CENTER
11100 Euclid Avenue, Bolwell 6th Floor,
Cleveland, OH 44106 Directions

Since 1990

Specialty:

Inflammatory Bowel Disease Gallstones Pancreatitis Stomach Pain Heartburn Difficulty Swallowing Constipation and Hepatitis Deep Small Bowel and Double Balloon Enteroscopy Endoscopic Ultrasound (EUS) ERCP Esophagogastroduodenoscopy (EGD) Gastroenterology Gastrointestinal Cancer GERD GI Bleeding Optical Coherence Tomography Advanced Endoscopic Imaging Capsule Endoscopy Colonoscopy

" Dr. Gerard Isenberg earned his medical degree from the Northwestern University Feinberg School of Medicine. He completed his gastroenterology fellowship at the University Hospitals of Cleveland. Dr. Gerard Isenberg is board-certified in gastroenterology by the American Board of Internal Medicine. He provides comprehensive, high-quality digestive health services with a focus on patient well-being. He specializes in performing colonoscopies and therapeutic endoscopic procedures. Dr. Gerard Isenberg is committed to achieving the best possible outcomes by combining clinical expertise with a patient-centered approach. He is affiliated with University Hospitals Ahuja Medical Center.

2026 Highlights: Dr. Gerard Isenberg speaks English, Russian, and Spanish."

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License #35-066801

Contact:

  • gerard.isenberg@uhhs.com
(216) 844-3636 (216) 844-8500

Mon-Fri: 8am - 5pm
Sat & Sun: Closed

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Luke Weber, MD - Cleveland, OH Gastroenterologists - Doctor Portrait Image

LUKE WEBER, MD

CLEVELAND CLINIC 9500 Euclid Avenue,
Cleveland, OH 44106 Directions

Since 1997

Specialty:

Capsule Endoscopy Celiac Disease Colon Cancer Prevention Colonoscopy Diagnostic and Therapeutic EGD (Upper Endoscopy) and Colonoscopy Education of Fellows/Residents Eosinophilic Esophagitis Gastrointestinal Disease GERD IBD Ulcerative Colitis and Crohn's Inflammatory Bowel Disease Obscure Gastrointestinal Bleeding Ulcerative Colitis Wireless Technology Including Small Bowel Capsule Endoscopy Gastroesophageal Reflux Disease Gastrointestinal Bleeding and Capsule Endoscopy

" Dr. Luke Weber completed his undergraduate studies at Miami University in Oxford, Ohio, and his medical education at The Ohio State University College of Medicine. He completed his internship at The Ohio State University Wexner Medical Center. He has expertise in performing therapeutic endoscopy, optical coherence tomography, double-balloon enteroscopy, and esophagogastroduodenoscopy. Cleveland Clinic has operated as a multispecialty group practice since 1921. The clinic is a nonprofit academic medical center combining patient care, research, and education, with more than 100 years of experience.

2026 Highlights: Dr. Luke Weber has over 25 years of experience in the medical field. He is affiliated with medical facilities such as Akron General and Cleveland Clinic."

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License #35075180

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