Meet the Mount Sinai Liver Medicine Team

Ritu Agarwal, MD, Assistant Professor of Medicine 
Dr. Agarwal is a graduate of the Tufts University School of Medicine. She completed her internal medicine residency and gastroenterology fellowship at the Icahn School of Medicine at Mount Sinai, after which she joined the Mount Sinai liver medicine faculty. Dr. Agarwal’s interests lie in the treatment of viral hepatitis, alcoholic hepatitis, autoimmune hepatitis, and non-alcoholic steatohepatitis. 

Meena Bansal, MD, Associate Professor of Medicine 
Dr. Bansal completed her gastroenterology training at the University of Pennsylvania and joined the faculty at Mount Sinai in 2001. She served as the Transplant Hepatology Fellowship Director from 2002-2009. Dr. Bansal directs an NIH-funded basic laboratory focused on understanding molecular mechanisms of liver injury and fibrosis, and she is the principal investigator for a number of clinical trials. Her clinical interests include the management of viral hepatitis, alcoholic hepatitis, and non-alcoholic steatohepatitis. 

Douglas Dieterich, MD, Professor of Medicine 
Dr. Dieterich focuses his clinical practice on the treatment of viral hepatitis and a wide range of liver and gastroenterological conditions. He is a graduate of New York University School of Medicine and trained in gastroenterology at Bellevue Hospital. Dr. Dieterich oversees a large number of clinical trials in the rapidly emerging field of liver disease treatments, and he has expertise in the treatment of liver disease in patients with HIV co-infection. Dr. Dieterich is a Fellow of the American College of Physicians and the American College of Gastroenterology. 

Ponni Perumalswami, MD, Assistant Professor of Medicine 
Dr. Perumalswami graduated from Wayne State University School of Medicine and completed her internal medicine residency at George Washington University. She went on to complete fellowship training in gastroenterology at New York University and a transplant hepatology fellowship at the Icahn School of Medicine at Mount Sinai. Dr. Perumalswami directs the Hepatitis Outreach Network (HONE), which is a collaboration between Mount Sinai and community partners that screens minority groups in New York City who are at high risk for chronic hepatitis B and hepatitis C and links them to care.

Donna J. Fanelli, DNP(c), NP-C 
Donna Fanelli is a dually board certified by the American Academy of Nurse Practitioners as an acute care and adult nurse practitioner. She holds a Master of Science in Nursing degree from Seton Hall University and is a candidate for the degree of Doctor of Nursing Practice. An active researcher in the field of gastroenterology and a regular presenter of topics relating to the treatment and care for patients with hepatitis C virus infection, Ms. Fanelli is a recognized leader for her research interest in the management of side effects in the treatment of hepatitis C in clinical practice.

Donald Gardenier, DNP, FNP-BC, Assistant Professor of Medicine 
Dr. Gardenier is a graduate of Pace University and Case Western Reserve University Schools of Nursing, and he completed a clinical hepatology fellowship at the Icahn School of Medicine at Mount Sinai sponsored by the American Association for the Study of Liver Diseases (AASLD). A board certified family nurse practitioner, he came to Mount Sinai in 1999 with a background in community-based health care and founded the Hospital’s primary care-based viral hepatitis clinical practice. Dr. Gardenier is a founding member of the Harlem Hepatitis C Task Force, and he is a member of the New York State Department of Health Viral Hepatitis Advisory Board. He sits on the AASLD Hepatology Associates Committee and is on the board of directors of the American Association of Nurse Practitioners. 

Alyson Harty, RN 
Ms. Harty graduated from the Adelphi University School of Nursing with a Bachelor of Science in Nursing. She is experienced in hepatitis C education and treatment, including the management of side effects. Ms. Harty is also a co-investigator on numerous clinical trials of new generation medications for chronic hepatitis C and other diseases. 

Mr. Ng graduated from the Columbia University School of Nursing and is a board certified adult nurse practitioner. He holds a certification as an HIV specialist from the American Academy of HIV Medicine. Mr. Ng joined Mount Sinai when the direct-acting antivirals for hepatitis C were approved by the FDA in 2011. He divides his time between the Mount Sinai Faculty Practice and the Mount Sinai Center for Comprehensive Care, where he provides primary care for adults and seniors with HIV, treatment for hepatitis C and sexually transmitted infections, post-exposure HIV prophylaxis, and high-resolution anoscopy. Mr. Ng is actively involved in research trials on investigational agents for hepatitis C and HIV co-infection.