
John Kaveh Ryan MD
Advanced Endoscopic Interventional
Comprehensive Digestive Institute of Nevada
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8530 W Sunset RdSte 230Las Vegas, NV 89113
Phone+1 702-483-4483
Fax+1 702-483-4493
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Education & Training
University of North Carolina HospitalsFellowship, Gastroenterology, 1999 - 2001
Loyola University Medical CenterFellowship, Gastroenterology, 1998 - 1999
UMass Chan - BaystateResidency, Internal Medicine, 1995 - 1998
University of South Carolina School of MedicineClass of 1995
Certifications & Licensure
NV State Medical License 2011 - 2027
AZ State Medical License 2016 - 2023
CA State Medical License 2005 - 2019
NM State Medical License 2004 - 2009
SC State Medical License 2001 - 2004
NC State Medical License 1999 - 2002
IL State Medical License 1998 - 1999
American Board of Internal Medicine Gastroenterology
Publications & Presentations
PubMed
- Balancing Act: Evaluating the Impact of Direct Oral Anticoagulants on Gastrointestinal Complications in Atrial Fibrillation Patients.Rakahn Haddadin, Steven Molina, Srusty Patel, George Trad, John Ryan
Cureus. 2025-05-01 - How Do Polymorphonuclear Counts in Ascitic Fluid Correlate to Hospital Outcome.Rakahn Haddadin, Michael Ghobrial, Tarek Tabbah, George Trad, John Ryan
Journal of Community Hospital Internal Medicine Perspectives. 2025-01-01 - A Rare Case of Isolated Metastasis to the Pleura in the Setting of Newly Diagnosed Pancreatic Adenocarcinoma.Rakahn Haddadin, Humzah Iqbal, Danny Aboujamra, George Trad, John Ryan
Journal of Community Hospital Internal Medicine Perspectives. 2025-01-01
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