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Jennifer Leong

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  • Transplant Hepatology

  • Gastroenterology

  • American Board of Internal Medicine


  • MD, New York University School of Medicine

  • Residency, Internal Medicine
    Bellevue Hospital Center

  • Fellowship, Gastroenterology
    North Shore University Hospital at Manhasset

  • Fellowship, Transplant Hepatology
    Mount Sinai School of Medicine


Siddiqui U, Bini EJ, Chandarana K, Leong J, Ramsetty S, Schiliro D, Poles M. Prevalence and impact of diarrhea on health-related quality of life in HIV-infected patients in the era of highly active antiretroviral therapy. Journal of clinical gastroenterology; 41(5).

Feldstein RC, Leong J, Devito B. Gastric outlet obstruction caused by replacement gastrostomy tube. Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association 2008 Jul; 6(7).

Leong J, Rascon MA, Kaushik N. Multifocal angiosarcoma of the gastrointestinal tract. Endoscopy 2008 Sep; 40 Suppl 2.

Leong J, Rascon MA, Kaushik N. Multifocal angiosarcoma of the gastrointestinal tract. Endoscopy 2008 Sep; 40 Suppl 2.

Leong J, Fung-Liu B. A case report of nephrotic syndrome due to intake of certolizumab pegol in a patient with Crohn's disease. The American journal of gastroenterology 2010 Jan; 105(1).

Leong J, Zhou M, Jacob A, Wang P. Aging-related hyperinflammation in endotoxemia is mediated by the alpha2A-adrenoceptor and CD14/TLR4 pathways. Life sciences 2010 May; 86(19-20).

Zhou M, Wu R, Dong W, Leong J, Wang P. Accelerated apoptosis contributes to aging-related hyperinflammation in endotoxemia. International journal of molecular medicine 2010 Jun; 25(6).

Leong J, Im GY. Evaluation and selection of the patient with alcoholic liver disease for liver transplant. Clinics in liver disease 2012 Nov; 16(4).

Industry Relationships

Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device and biotechnology companies to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their relationships with such companies.

Below are financial relationships with industry reported by Dr. Leong during 2015 and/or 2016. Please note that this information may differ from information posted on corporate sites due to timing or classification differences.

Scientific Advisory Board:

  • Gilead Sciences, Inc.

Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.

Insurance Information

Physicians who provide services at hospitals and facilities in the Mount Sinai Health System might not participate in the same health plans as those Mount Sinai hospitals and facilities (even if the physicians are employed or contracted by those hospitals or facilities).

Information regarding insurance participation and billing by this physician may be found on this page, and can also be obtained by contacting this provider directly. Because physicians insurance participation can change, the insurance information on this page may not always be up-to-date. Please contact this physician directly to obtain the most up-to-date insurance information.

Insurance and health plan networks that the various Mount Sinai Health System hospitals and facilities participate in can be found on the Mount Sinai Health System website.

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Icahn (East) Building Floor 4th
1425 Madison Avenue
New York, NY 10029

Tel: 212-731-7684
RMTI - Liver Disease Medicine Practice

5 East 98th Street
12th Floor
New York, NY 10029

Tel: 212-241-0034
Get Directions
  • Chinese (Cantonese)

RMTI - Liver Transplant Practice

5 East 98th Street
12th Floor
New York, NY 10029

Tel: 212-241-8035
Get Directions

RMTI - Chinatown Satellite

168 Centre Street, Suite 3 M
New York, NY 10013

Tel: 212-731-3610
Get Directions