DiaTamara(Simmons)CopelandMDMBA

Gastroenterology • Washington, DC

Advanced Endoscopic Interventional, Pancreas Disease

Chief, Gastroenterology DCSM, Kaiser Permanente

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Office
700 Second Street NE
Washington, DC 20002
Phone+1 202-346-3475
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Education & Training

George Washington UniversityMBA, Business , Beta Gamma Sigma Honor Society, 2016 - 2018
Mayo Clinic College of Medicine and ScienceFellowship, Ercp & Eus, 2006 - 2007
Mayo Clinic College of Medicine and Science (Rochester)Fellowship, Gastroenterology, 2003 - 2006
St Joseph Mercy Ann ArborResidency, Internal Medicine, 2000 - 2003
Howard University College of MedicineClass of 2000

Certifications & Licensure

DC State Medical License 2011 - 2024
VA State Medical License 2010 - 2024
MD State Medical License 2011 - 2024
MI State Medical License 2000 - 2014
OH State Medical License 2010 - 2011
MN State Medical License 2003 - 2007
WI State Medical License 2005 - 2007
American Board of Internal Medicine Gastroenterology

Publications & Presentations

PubMed

15 citations
Endoscopic retrieval of a capsule endoscope from a Zenker's diverticulum.
Dia T. Simmons, Todd H. Baron> ;Diseases of the Esophagus. 2005 Oct 1
178 citations
Impact of Endoscopist Withdrawal Speed On Polyp Yield: Implications for Optimal Colonoscopy Withdrawal Time
D. T. Simmons, Gavin C. Harewood, Todd H. Baron, Bret T. Petersen, Kenneth K. Wang, F. Boyd-Enders, B. J. Ott> ;Alimentary Pharmacology & Therapeutics. 2006 Sep 1
37 citations
Electroincision of refractory esophagogastric anastomotic strictures
Dia T. Simmons, Todd H. Baron> ;Diseases of the Esophagus. 2006 Oct 1
149 citations
Zenker's diverticula: pathophysiology, clinical presentation, and flexible endoscopic management
Lincoln E V V C Ferreira, Dia T. Simmons, Todd H. Baron> ;Diseases of the Esophagus. 2008 Feb 1
2 citations
Endoluminal palliation.
Dia T Simmons, Todd H Baron> ;Gastrointestinal Endoscopy Clinics of North America. 2005 Jul 1
56 citations
A retrospective comparison of outcomes using three different precut needle knife techniques for biliary cannulation.
Emad M. Abu-Hamda, Todd H. Baron, Dia T. Simmons, Bret T. Petersen> ;Journal of Clinical Gastroenterology. 2005 Sep 1
30 citations
Technology Insight: enteral stenting and new technology
Dia T. Simmons, Todd H. Baron> ;Nature Clinical Practice. Gastroenterology & Hepatology. 2005 Aug 1
4 citations
Direct percutaneous endoscopic jejunostomy placement in a patient with intracorporeal left ventricular assist device.
Dia T. Simmons, Richard C. Daly, Todd H. Baron> ;ASAIO Journal. 2006 Jan 1
6 citations
pERCePtions on ERCP utilization in the United States.
Dia T. Simmons, Todd H. Baron> ;The American Journal of Gastroenterology. 2007 May 1
9 citations
Percutaneous Pancreatography for Treatment of Complicated Pancreatic Duct Strictures
Dia T. Simmons, Todd H. Baron, Andrew J. LeRoy, Bret T. Petersen> ;Pancreatology. 2008 May 1
56 citations
Risk of pancreatitis following endoscopically placed large-bore plastic biliary stents with and without biliary sphincterotomy for management of postoperative bile leaks.
Dia T. Simmons, Bret T. Petersen, Christopher J. Gostout, Michael J. Levy, Mark Topazian, Todd H. Baron> ;Surgical Endoscopy. 2008 Jun 1
30 citations
A Novel Endoscopic Approach to Brachytherapy in the Management of Hilar Cholangiocarcinoma
Dia T. Simmons, Todd H. Baron, Bret T. Petersen, Christopher J. Gostout, Michael G. Haddock, Gregory J. Gores, Peter D. Yeakel, Mark Topazian, Michael J. Levy> ;The American Journal of Gastroenterology. 2006 Aug 1
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Professional Memberships

Hospital Affiliations

Holy Cross HospitalSilver Spring, Maryland
MedStar Washington Hospital CenterWashington, District of Columbia
Suburban HospitalBethesda, Maryland