Meet Our Staff - Southern California Liver Centers, Seven Convenient Locations
Southern California GI & Liver Centers are California’s leading private centers for the management of GI and liver diseases, with six convenient locations to serve our patients.
Liver disease, treatment for liver disease, liver disease specialists southern California, Liver disease treatment, liver disease treatment southern California, gastroenterologists southern California, treatment for viral hepatitis, viral hepatitis, gerd, treatment for gerd, barrett’s esophagus, treatment for barrett’s esophagus, inflammatory bowel disease, treatment for inflammatory bowel disease, treatment for ibd, weight management, endoscopic therapies, endoscopic therapies for weight loss, intragastric balloons, intragastric balloons southern California, fatty liver disease, treatment for fatty liver disease, liver transplants, liver transplants southern caifornia, alcoholic hepatitis, treatment for alcoholic hepatitis
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Meet Our Staff

Tarek Hassanein, MD, FACP, FACG, AGAF, FAASLD

Tarek Hassanein, MD, FACP, FACG, AGAF, FAASLD, is a board-certified in Internal Medicine, Gastroenterology, and Transplant Hepatology. Dr. Hassanein specializes in treating viral hepatitis, fatty liver disease and cirrhosis, and in caring for patients before and after liver transplantation. Dr. Hassanein is a Professor of Medicine at University of California San Diego School of Medicine. Dr. Hassanein was instrumental in establishing three major liver transplant programs.

 

Founded in 2009, Dr. Hassanein established Southern California GI & Liver Centers to care for patients with advanced and complicated liver diseases delivering unique, lifesaving services to patients throughout Southern California in their own community. As a leading expert in liver disease, Dr. Hassanein’s centers of excellence in HCV, liver cancer, alcoholic hepatitis, and the management of cirrhosis, lead to the development of Community Tertiary Care (CTC) centers.

 

Dr. Hassanein completed a research and clinical fellowship in gastroenterology, hepatology and transplantation at University of Pittsburgh School of Medicine. He completed his residency training at Wayne State University in Detroit, Michigan. He earned his medical degree from Alexandria University in Alexandria, Egypt.

 

Dr. Hassanein is the Director of Southern California Liver Centers, Director of Southern California Research Center, and Medical Director of UCSD/Sharp Liver Transplant Outreach Program and the Chief of Gastroenterology/Hepatology at Sharp Coronado Hospital.

Julio Gutierrez, MD, MS

Julio Gutierrez, M.D., M.S., is a Clinical Assistant Professor of Medicine at UCSD and the University of Texas Health Science Center, San Antonio (UTHSCSA). Dr. Gutierrez also serves as the Associate Director of Metabolic Diseases at Southern California GI & Liver Centers.

 

Dr. Gutierrez received his bachelor degree from UC Berkeley and his medical degree from Mount Sinai School of Medicine in New York City. He completed his Internal Medicine residency and Gastroenterology fellowship at UC San Diego. He concluded his training in Transplant Hepatology at the University of Miami Miller Transplant Institute. Dr. Gutierrez is board-certified in Internal Medicine, Gastroenterology and Transplant Hepatology. Additionally, Dr. Gutierrez is board-certified in Obesity and is the Director of Metabolic Research at Southern California Research Center.

Julio Gutierrez md
dr. norman gitlin, norman gitlin md, sclc, southern california liver centers

Norman Gitlin, MD, FAASLD, FRCP (London), FRCP (Edinburgh), FACP, FACG

Professor of Medicine
Hepatologist

Norman Gitlin, MD, FRCP, FACP, FACG, is formerly professor of medicine and formerly chief of hepatology at Emory University, School of Medicine, Atlanta, Ga. Dr. Gitlin also serves as a Federal Aviation Administration Aviation Medical Examiner.

 

Dr. Gitlin earned a degree in medicine/surgery from the University of Cape Town. He completed his internship at Groote Schuur Hospital, Cape Town, South Africa, and his residency and hepatology fellowship at the Royal Free Hospital, London under the late Dame Professor Sheila Sherlock.

 

Dr. Gitlin earned the “Best Teacher and Clinical Attender” award at Veterans Administration Hospital and Valley Medical Center, Fresno, Calif., and nomination by student members of Alpha Omega Alpha as one of the outstanding teachers at the University of California, San Francisco School of Medicine. He was Professor of Medicine at the University of California, San Francisco. Dr. Gitlin also received the 1994-5 Golden Apple Award for excellence in teaching from the intern/residency staff of the Department of Medicine, Emory University School of Medicine.

 

Dr. Gitlin is a fellow of the American Association for the Study of Liver Diseases, American College of Physicians, the American College of Gastroenterology, the Royal College of Physicians (Edinburgh) and the Royal College of Physicians (London). He is a member of the American Association of the Study of the Liver, the American College of Gastroenterology. He was elected for a 3 term tenure as Governor of Georgia [American College of Gastroenterology]

 

Dr. Gitlin has authored three textbooks on liver disease and written 103 original peer-reviewed papers on the subject. He is the editor of “Clinics In Liver Disease of North America,” and serves on the editorial boards of several national journals and medical societies. He served on an FDA advisory board evaluating new drugs for hepatology. He is actively involved in a number of research studies, including the treatment of hepatitis C and B and non-alcoholic steatohepatitis. His work also has been published in the Gastroenterology, Hepatology, New Eng J Med, Annals of Internal Medicine and the American Journal of Medicine, among others.

Dr. Gitlin specializes in liver diseases, including transplantation, and is an authority on drug-induced liver disease, HCV, NASH, and HBV.

Renee Pozza, PhD, FNP-BC, FAASLD

Renee Pozza PhD, RN, FNP-BC, FAASLD is a board-certified Family Nurse Practitioner and is an expert in the field of hepatology, specializing in viral hepatitis and adherence. Dr. Pozza has over twenty years of clinical experience in the field of hepatology and transplantation, holding positions such as nurse practitioner, transplant coordinator, research nurse, clinical nurse specialist, and various supervisory positions. She currently serves as the Director of Nurse Practitioners for Southern California Liver Centers

 

In addition to her clinical expertise, Dr. Pozza is the Senior Associate Dean for the School of Nursing at Azusa Pacific University in Azusa California. Her earned doctorate is from the University of California, San Francisco. Research interests include hepatitis C, co-infection with human immunodeficiency virus, chronic renal disease, adherence issues and practice models of care. Dr. Pozza publishes and presents research locally, nationally and internationally on these topics. She is well respected in her field and frequently offers service on advisory boards, individuals consultation, speaking engagements, and various research projects. She is a member of the American Academy of Nurse Practitioners (AANP), a Fellow in the American Association of the Study of Liver Diseases, (AASLD), International Transplant Nurse Society (ITNS), and Sigma Theta Tau International. She holds volunteer positions on the board of the California Association of Colleges of Nursing (CACN), and Hillsides, a non-profit social service agency in Pasadena, California. Her extensive experience in the field of hepatology allows her to provide expert care to SCLC patients for over 20 years.

Anna Marie Hefner – PhD, MaEd, CPNP

Anna Marie Hefner PhD, MaEd, RN, CPNP is a board-certified Pediatric Nurse Practitioner, and expert nurse in the field of Hepatology, specializing in fatty liver disease and non-alcoholic steatohepatitis. Anna Marie is an Associate Professor at Azusa Pacific University, School of Nursing, where she teaches undergraduate and graduate nursing students. Anna received her Masters of Science in Nursing from California State University in Long Beach, and her Masters of Arts, Education, and Special Education at Azusa Pacific University. Anna Marie completed her Doctorate in Nursing at the University of San Diego, with an emphasis in nutritional status of the patient with end-stage liver disease.

 

Anna Marie is the Director of the NASH-ville clinics at SCLC. Anna Marie has received three consecutive mid-level professional awards for her work on facilitating lifestyle changes to manage progressive fatty liver disease from the American Association for the Study of Liver Diseases. Anna Marie is a member of the National Association of Pediatric Nurse Practitioners and the American Academy of Nurse Practitioners.

Catherine McCoy-Hill, MSN, RN, CCRN, CNS, ANP

Catherine McCoy-Hill MSN, RN, CNS, ANP-C is a board-certified Adult Nurse Practitioner and Adult Clinical Nurse Specialist (CNS) and is an expert in the field of hepatology, specializing in end-stage liver disease and cirrhosis.

 

Additionally, Katie is an Assistant Professor at Azusa Pacific University School of Nursing where she teaches undergraduate and graduate nursing students. Katie received her Master of Science in Nursing from California State University Los Angeles, and completed a post master’s Nurse Practitioner program at Azusa Pacific University. Katie is a member of the American Association of Critical Care Nurses, the American Academy of Nurse Practitioners, and the American Association for the Study of Liver Disease.

katie hill
katherine hall, southern california liver centers

Katherine Hall, PhD, FNP-BC

Katherine Hall, PhD, FNP-BC is a board-certified Nurse Practitioner who specializes in treating patients with liver disease, and caring for patients before and after liver transplantation.

 

Katherine has a passion for treating patients in rural areas providing excellent care and individual service. Katherine contributed to the development of two major liver transplant programs, liver centers, and outreach programs for patients with liver disease.

 

Katherine consults to Transplant Programs, and Advisory Boards across the country, applying expertise in administration, clinical, research, and education. Katherine held a position as Assistant Professor in the School of Nursing and School of Medicine to share this passion with students. Katherine contributes to research and publications in the study of liver disease. Katherine is a member of American Academy of Nurse Practitioners (AANP), the American Association of the Study of Liver Diseases, (AASLD), International Transplant Nurse Society (ITNS), and Sigma Theta Tau International. Katherine brings over 30 years of expertise to the Southern California GI and Liver Centers.

Additional Providers

Joanie Salotti, ANP-C

Elizabeth Butler, PA

Ignacio Guadaramma, NP