Hepatology Team

• Anna S. F. Lok, MD, FRCP
• Frederick K. Askari, MD, PhD
• Patricia Bloom, MD
• Graham F. Brady, MD, PhD
• Vincent Chen, MD
• Hari S. Conjeevaram, MD, MS
• Robert J. Fontana, MD
• Hellan K. Kwon, MD
• Nikhilesh R. Mazumder, MD, MPH
• Jessica L. Mellinger, MD, MSc
• Neehar Parikh, MD
• Ponni Perumalswami, MD
• Nataliya Razumilava, MD
• Pratima Sharma, MD, MS
• Elizabeth K. Speliotes, MD, PhD, MPH
• Grace L. Su, MD
• Andrew W. Tai, MD, PhD
• Elliot B. Tapper, MD

Carrie Bergmans, MS, PA-C

Carrie graduated with a Masters degree in Physician Assistant Studies from Emory University in 2015 and joined the Hepatology Program in early 2016. Carrie helps to care for patients in the General Hepatology Clinic, Viral Hepatitis Clinic, and Liver Transplant Clinic.

Andrea Gajos, MSN, ANP-BC

Andrea graduated with a Bachelor of Science in Nursing in 2008 from the University of Michigan and a Masters in Science of Nursing from Madonna University in May 2013. She is a board certified Adult Nurse Practitioner. Andrea joined the Hepatology Program in 2013 and helps to care for patients in the General Hepatology Clinic, Viral Hepatitis Clinic, and Liver Transplant Clinic.

Tracy Licari, MS, PA-C

Tracy graduated with a Masters degree in Physician Assistant Studies from Wayne State University in May 2000 and joined the Hepatology Program in 2000. She is a key member of the Liver Transplant Program and plays a major role in the care of patients pre- and post-liver transplant. Tracy is also interested in the diagnosis and management of liver cancer. She is a member of the Multidisciplinary Liver Tumor Clinic at the University of Michigan Cancer Center where she actively evaluates and monitors patients with hepatic malignancies.

Kelly Oberhelman, MS, PA-C

Kelly graduated with a Masters degree in Physician Assistant Studies from Wayne State University in May 2000 and joined the Hepatology Program in 2000. She is a key member of the General Hepatology Clinic and Viral Hepatitis Clinic. Kelly is in charge of monitoring patients receiving antiviral therapy for chronic hepatitis B and C. Her expertise and experience in management of patients with viral hepatitis has led to an invitation to speak at the Hepatology Associates Course at the Annual Meeting of the American Association for the Study of Liver Diseases. Kelly also assists in clinical trials of antiviral therapies and has co-authored several papers in peer-reviewed medical journals. Kelly also cares for patients pre- and post-liver transplant.

Lorraine Bonkowski, RDN

Taubman Clinic

Lorraine earned her Bachelor of Science degree from Michigan State University and completed her Dietetic Internship at Henry Ford Hospital. She has been with the University of Michigan outpatient Hepatology Clinic and Liver Transplant Clinic since 2018. In these clinics she focuses on patients with liver diseases such as cirrhosis, alcoholic liver disease, and non-alcoholic fatty liver disease including patients going through the liver transplant process. Her prior experience as a dietitian includes pediatric oncology and hematology.