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Office
9353 Imperial Highway
Downey, CA 90241Phone+1 562-657-4292Fax+1 562-657-4255- Is this information wrong?
Education & Training
UCLA David Geffen School of Medicine/UCLA Medical CenterFellowship, Gastroenterology, 1995 - 2000- UCLA David Geffen School of Medicine/UCLA Medical CenterResidency, Internal Medicine, 1993 - 1995
University of Michigan Medical SchoolClass of 1993
Certifications & Licensure
CA State Medical License 1995 - 2025- American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2011
Clinical Trials
- Blood Flow Monitoring to Prevent Post-Polypectomy Induced Ulcer Bleeding Start of enrollment: 2017 Feb 15
Roles: Contact
Publications & Presentations
PubMed
- 6 citationsLaparotomy and intraoperative enteroscopy for obscure gastrointestinal bleeding before and after the era of video capsule endoscopy and deep enteroscopy: A tertiary ce...Wuttiporn Manatsathit, Usah Khrucharoen, Dennis M. Jensen, O. Joe Hines, Thomas O. Kovacs, Gordon V. Ohning, Rome Jutabha, Kevin A. Ghassemi, Gareth S. Dulai, Gustavo ...> ;American Journal of Surgery. 2017 Jun 19
- 54 citationsDoppler Endoscopic Probe Monitoring of Blood Flow Improves Risk Stratification and Outcomes of Patients With Severe Nonvariceal Upper Gastrointestinal HemorrhageDennis M. Jensen, Thomas O. Kovacs, Gordon V. Ohning, Kevin A. Ghassemi, Gustavo A. Machicado, Gareth S. Dulai, Alireza Sedarat, Rome Jutabha, Jeffrey Gornbein> ;Gastroenterology. 2017 May 1
- 6 citationsOrigin, Clinical Characteristics and 30-Day Outcomes of Severe Hematochezia in Cirrhotics and Non-cirrhotics.Marine Camus, Vandana Khungar, Dennis M. Jensen, Gordon V. Ohning, Thomas O. Kovacs, Rome Jutabha, Kevin A. Ghassemi, Gustavo A. Machicado, Gareth S. Dulai> ;Digestive Diseases and Sciences. 2016 Jun 10
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Grant Support
- A Randomized, Prospective Trial Of Ablation Therapy For Barrett'S EsophagusNational Center For Research Resources2005–2006
- Studies Of Barretts EsophagusNational Center For Research Resources2001–2005
- Trial Of Ablation Therapy For Barrett'S EsophagusNational Center For Research Resources2004
Hospital Affiliations
Greater Los Angeles HCSLos Angeles, California
Kaiser Foundation Hospital-BellflowerBellflower, California
Kaiser Permanente Downey Medical CenterDowney, California
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