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Tinsay Ambachew Woreta, MD MPH

Assistant Professor of Medicine
Main Location

Johns Hopkins Bayview Medical Center

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  • Assistant Professor of Medicine


Gastroenterology, Hepatology

Research Interests

Utility of new biomarkers in the diagnosis of hepatocellular carcinoma (HCC)


With a focus on Hepatology, Dr. Woreta joined Johns Hopkins as a part-time faculty member at Johns Hopkins Bayview. While she recently completed her transplant hepatology fellowship with the Division of Gastroenterology, she is also conducting clinical trial research on the utility of new biomarkers in the diagnosis of hepatocellular carcinoma (HCC). Dr. Woreta has authored several publications and chapters and is board-certied in internal medicine.


  • English
Additional Resources +
  • Education +


    • Johns Hopkins University School of Medicine (Baltimore MD ) (2007)


    • Johns Hopkins University School of Medicine / Internal Medicine (Baltimore MD ) (2010)


    • Johns Hopkins University School of Medicine / Gastroenterology (Baltimore MD ) (2013)


    • American Board of Internal Medicine / Internal Medicine (2010)
  • Research & Publications +

    Selected Publications


    • Kim B, Woreta T, Chen PH, Limketkai B, Singer A, Dagher N, Cameron A, Lin MT, Kamel I, Gurakar A. Donor-Transmitted Malignancy in a Liver Transplant Recipient: A Case Report and Review of Literature. Dig Dis Sci. 2012: Epub ahead of print.
    • Woreta TA, SutcliffeCG, MehtaSH, BrownTT, HigginsY, ThomasDL, TorbensonMS, MooreRD, SulkowskiMS. Incidence and risk factors for steatosis progression in adults coinfected with HIV and hepatitis C virus. Gastroenterology. 2011; 140: 809-817.
    • Woreta TA, Feldman LS, Stewart RW. Exotic Origin, Familiar Culprit. Am J Med. 2010; 123(3): 220-2.
    • Woreta TA, Munoz BE, Gower EW, Alemayehu W, West SK. Effect of trichiasis surgery on visual acuity outcomes in Ethiopia. Arch Ophthalmol. 2009; 127(11): 1505-10.
    • Rybak EA, Polotsky AJ, Woreta T, Hailpern SM, Bristow RE. Explained Compared with Unexplained Fever in Postoperative Myomectomy and Hysterectomy Patients. Obstet Gynecol. 2008; 111(5): 1137-42.
    • Syin D, Woreta TA, Chang DC, Cameron JL, Pronovost PJ, Makary MA. Publication Bias in Surgery: Implications for Informed Consent. J Surg Res. 2007; 143(1): 88-93.
    • Poliquin K, Ershov YV, Cunningham FX Jr., Woreta TA, Gantt RR, Gantt E. Inactivation of sll1556 in Synechocystis Strain PCC 6803 Impairs Isoprenoid Biosynthesis from Pentose Phosphate Cycle Substrates In Vitro. J Bacteriol. 2004; 186(14): 4685-93.

     Book chapters:

    • Woreta, T.A. & Hamilton, J.P. (2012). Hepatocellular Carcinoma: Etiology and Natural History. In Reau, N. & Poordad, F.F. (Ed.). Primary Liver Cancer (pp. 1-16). New York: Humana Press.
    • Woreta, T.A. (2010). New-onset Jaundice. In Garabaldi, B.T. (Ed.), Patient Encounters: The Internal Medicine Work-Up (pp. 274-280). Baltimore, MD: Lippincott Williams & Wilkins.
    • Woreta, T.A. & Makary, M.A. (2008). Patient Safety. In Makary, M.A. (Ed.), General Surgery Review, 2nd edition (pp. 553-556). Washington DC: Ladner-Drysdale.

    Edited Book Chapter:

    • Gastrointestinal and Pulmonary chapters in First Aid for the USMLE Step 2 CK, 6th edition. Tao Le and Vikas Bhushan. The McGraw-Hill Companies, Inc., 2007.

    Oral/Poster Presentations:

    •  Woreta, T.A., Khashab, M.A., Victor, D.W. A Diagnostic Dilemma: The Case of a Highly Aggressive Vascular Lesion Involving the GI Tract. Presented as a poster presentation at: ACG 2012 Annual Scientific Meeting; Las Vegas, NV.
    • Woreta, T., Sutcliffe, C., Mehta, S., Brown, T., Sulkowski, M. (2010, May). The Natural History of Hepatic Steatosis Among HIV/Hepatitis C Co-infected Adults with Paired Liver Biopsy. Poster Presentation at: Digestive Disease Week 2010; New Orleans, LA.
    • Woreta, T., Feldman, L., Stewart, R. (2009, May). An Airtight Case: An Ethiopian with Abdominal Pain and Pneumoperitoneum. Poster Presentation presented at: Society of General Internal Medicine 32nd Annual Meeting; Miami, FL.
    • Woreta, T., Munoz, B., Gower, E., Alemayehu, W., West, S. (2007, May). The Impact of Trichiasis Surgery on Visual Outcomes in Ethiopian Patients. Oral Presentation presented at: The Wilmer Residents Association Clinical Meeting; Baltimore, MD.
    • Woreta, T., Cameron, J,, Chang, D., Syin, D., Makary, M. (2007, February). Measuring Publication Bias in Surgery: Implications for Informed Consent. Poster Presentation presented at: 2nd Annual Academic Surgical Congress; Phoenix, AZ.
  • Academic Affiliations & Courses +
  • Activities & Honors +



    • The Dana Center for Preventive Ophthalmology 2007 Student Award
    • Alpha Omega Alpha Honorary Medical Society Member
    • Delta Omega Honorary Society in Public Health Member
    • Jack Kent Cooke Graduate Fellowship Award (full-tuition merit scholarship)


    • Banneker/Key Scholarship (full-tuition merit scholarship)
    • Gemstone Honors Program
    • University Honors Program
    • Cell Biology and Molecular Genetics Departmental Honors Program
    • Howard Hughes Medical Institute Undergraduate Fellowship Award
    • Phi Beta Kappa Member
  • Videos & Media +
  • Events +
  • Contact & Locations +


    Johns Hopkins Bayview Medical Center
    4940 Eastern Avenue
    Baltimore, MD 21224
    Phone: 410 241 3929
    Location Map
    The Johns Hopkins Hospital
    600 N. Wolfe Street
    Hospital Main Entrance - Sheikh Zayed Tower
    Baltimore, MD 21287
    Phone: 410 241 3929
    Location Map


    • Medicine - Gastroenterology and Hepatology

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