John Kaveh Ryan MD
Advanced Endoscopic Interventional
Comprehensive Digestive Institute of Nevada
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8530 Sunset Road230Las Vegas, NV 89103
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 - 2025
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
- Serum Lactate Dehydrogenase Levels: The Grim Reaper Sign in Acute Pancreatitis?George Trad, Jackson Hoekstra, Rakahn Haddadin, Kartika Shetty, John Ryan
Journal of Community Hospital Internal Medicine Perspectives. 2025-01-01 - Think With Your Gut: A Retrospective Analysis on the Effects of Chronic Gastrointestinal Illness and Psychiatric Comorbidities.Rakahn Haddadin, Danny Aboujamra, Zachary I Merhavy, George Trad, John Ryan
Gastroenterology Research. 2024-12-01 - Evaluating the Impact of Phosphatidylethanol Testing on Hospital Outcomes.Rakahn Haddadin, Steven Molina, George Trad, John Ryan, Robert Gish
Gastroenterology Research. 2024-12-01
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