Sandy Feng is a General Surgeon and a Transplant Surgeon in San Francisco, California. Dr. Feng is highly rated in 8 conditions, according to our data. Her top areas of expertise are Hepatitis, Autoimmune Hepatitis, Liver Failure, Liver Transplant, and Kidney Transplant.

Dr. Bilal Hameed is a specialist who cares for patients with liver disease. His expertise includes providing care before and after liver transplantation. Hameed earned his medical degree at Dow University of Health Sciences in Pakistan and completed an internal medicine residency at the University of Minnesota. He completed a fellowship in gastroenterology at the University of Minnesota and a fellowship in transplant hepatology at UCSF. In addition to authoring numerous peer-reviewed articles, Hameed has received many awards and honors in his field. He is a member of the American Association for the Study of Liver Diseases, American Gastroenterological Association and American Society of Transplantation. Dr. Hameed is highly rated in 27 conditions, according to our data. His top areas of expertise are Nonalcoholic Steatohepatitis (NASH), Liver Failure, Non-Alcoholic Fatty Liver Disease, Liver Transplant, and Lithotripsy.

Dr. Jennifer C. Lai is a general and transplant hepatologist who specializes in caring for patients with chronic viral hepatitis, autoimmune disorders or cirrhosis, particularly those awaiting liver transplantation. Lai is active in patient-oriented research in three major areas: integrating core geriatric issues – such as frailty, disability, need for palliative care and multimorbidity (having more than one disease) – to patients with cirrhosis, investigating disparities in organ allocation and distribution, and assessing the impact of liver donor quality on outcomes. As principal investigator for the Functional Assessment in Liver Transplantation (FrAILT) Study funded by the National Institutes of Health, Lai applies measures of frailty and functional status to patients with end-stage liver disease awaiting transplantation. Her research lays the groundwork for preparing these patients with therapeutic interventions that may improve their outcomes and quality of life. She is director of hepatology research at UCSF. Lai earned her undergraduate degree from Stanford University and combined medical and master of business administration degrees from Tufts University. She completed her residency at New York–Presbyterian Hospital and fellowships in gastroenterology and transplant hepatology at UCSF. Lai is a member of the American Association for the Study of Liver Diseases, American Society of Transplantation, American Gastroenterological Association and American College of Gastroenterology. She is a fellow of the American College of Physicians. Dr. Lai is highly rated in 23 conditions, according to our data. Her top areas of expertise are Liver Failure, Ascites, Cirrhosis, Liver Transplant, and Kidney Transplant.

Dr. Steven Hays, a pulmonologist, is medical director of the UCSF Lung Transplant Program, which is known for accepting patients with complex conditions while maintaining superior survival rates. His expertise is in caring for patients with end-stage lung disease who proceed through the lung transplant process. He treats conditions that include cystic fibrosis, emphysema associated with alpha-1 antitrypsin deficiency, and interstitial lung disease. In research, Hays focuses on studying how airway remodeling occurs in the transplanted lung. Hays earned his medical degree at the University of Kansas. He completed a residency in internal medicine at the University of Kansas Medical Center, where he served as chief resident, followed by a fellowship in pulmonary and critical care medicine at UCSF. He also completed a lung transplant fellowship at Stanford Health Care. Dr. Hays is highly rated in 15 conditions, according to our data. His top areas of expertise are Hypersensitivity Pneumonitis, Acute Interstitial Pneumonia, Idiopathic Pulmonary Fibrosis, Cystic Fibrosis, and Lung Transplant.

Dr. Andrew Posselt, a bariatric and transplant surgeon, is co-director of the Pancreatic Islet Transplantation Program at UCSF Medical Center. He specializes in adult and pediatric kidney, liver and pancreas transplantation, as well as laparoscopic and open (traditional) bariatric surgery. In addition to caring for patients, Posselt conducts research on pancreatic islet cell transplantation, a procedure that can allow people with type 1 diabetes to discontinue insulin therapy. He also investigates mechanisms by which a transplant recipient's body rejects or tolerates tissue from a donor who isn't genetically identical, and he studies the metabolic and biochemical consequences of bariatric surgery. Posselt earned his medical degree and a doctorate in immunology from the University of Pennsylvania. He completed residencies in internal medicine and general surgery as well as a transplant fellowship at UCSF, before joining the staff in 2003. Posselt is a member of several professional and honorary societies, and has given presentations on transplant issues related to patient care and research. At UCSF, he supervises residents and fellows in transplant services and general surgery. Dr. Posselt is highly rated in 12 conditions, according to our data. His top areas of expertise are Obesity, Chronic Pancreatitis, Childhood Pancreatitis, Islet Cell Transplantation, and Sleeve Gastrectomy.

Dr. Nancy Ascher has devoted her career to organ transplantation and transplant research. She has served on the Presidential Task Force on Organ Transplantation, Surgeon General's Task Force on Increasing Donor Organs and Secretary of Health and Human Services Advisory Committee on Organ Transplantation. Ascher is a graduate of the University of Michigan, Ann Arbor, where she earned her medical degree. She completed a general surgery residency and clinical transplant fellowship at the University of Minnesota, where she later joined the faculty and became clinical director of the liver transplant program. Ascher is a fellow of the American College of Surgeons. She is a member of numerous other medical societies, including the American Society of Transplant Surgeons, in which she has served as president. Dr. Ascher is highly rated in 5 conditions, according to our data. Her top areas of expertise are Liver Failure, Fibrolamellar Carcinoma, Hepatitis, Liver Transplant, and Kidney Transplant.

Dr. Charalambos (Babis) Andreadis specializes in bone marrow transplantation for adults and in treating Hodgkin's and non-Hodgkin's lymphoma, leukemia and multiple myeloma. He cares for patients at the UCSF Helen Diller Family Comprehensive Cancer Center. His research, published widely in scientific journals, examines genetic and other factors that affect how patients respond to therapy, including degrees of drug toxicity. He also studies patient outcomes in these disorders. Andreadis earned his medical degree at Columbia University's Vagelos College of Physicians and Surgeons, and was elected to the Alpha Omega Alpha Honor Medical Society in 1998. He completed a residency at New York-Presbyterian Hospital and a fellowship in hematology and oncology at the Hospital of the University of Pennsylvania, where he joined the faculty in 2004. He also earned a master's degree in clinical epidemiology at the University of Pennsylvania, focusing on pharmacogenetics, the study of how genes impact an individual's response to medications. Dr. Andreadis is highly rated in 33 conditions, according to our data. His top areas of expertise are Large-Cell Immunoblastic Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), Non-Hodgkin Lymphoma, Bone Marrow Aspiration, and Bone Marrow Transplant.

Dr. Neil Mehta is a gastroenterologist and specialist in liver transplantation. In his research, Mehta examines liver cancer treatment, particularly as related to liver transplants. He has contributed to important publications in this area. His other research interests include outcomes for patients who undergo liver transplantation and cardiac iron overload in patients with chronic liver disease. He frequently lectures in the community and at the university on these subjects. At the UCSF School of Medicine, Mehta supervises the training of residents as well as fellows in both gastroenterology and liver transplant medicine. He also delivers lectures on liver disease to UCSF medical students studying metabolism and nutrition. Mehta earned his medical degree at UCSF and completed a residency in internal medicine at the University of Pennsylvania. He completed fellowships in gastroenterology and liver transplantation at UCSF. Dr. Mehta is highly rated in 19 conditions, according to our data. His top areas of expertise are Fibrolamellar Carcinoma, Liver Failure, Visceromegaly, Hepatitis, and Liver Transplant.

Dr. Christopher E. Freise is an organ transplant surgeon with particular interests in adult and pediatric liver and kidney transplants, surgery for liver tumors and kidney cysts, laparoscopic surgery for the liver and gallbladder, and surgery for dialysis access. In his research, Freise studies immunosuppressive drugs used after transplantation and methods to prevent the tissue injury that occurs after blood supply is restored to the organ. His research is recognized and funded by the National Institutes of Health and American Society of Transplant Surgeons. Freise earned his medical degree at the University of Minnesota, where he completed a residency in surgery. He completed a postdoctoral fellowship in transplant surgery at UCSF. He is a fellow of the American College of Surgeons. Dr. Freise is highly rated in 15 conditions, according to our data. His top areas of expertise are End-Stage Renal Disease (ESRD), SVC Obstruction, May Thurner Syndrome, Liver Transplant, and Kidney Transplant.

Dr. Amarpali Brar is a nephrologist who specializes in caring for patients during all phases of kidney transplantation. She evaluates patients before transplant surgery and helps them manage postsurgical immunosuppressive therapy for preventing organ rejection. She also evaluates kidney donors. In research, Brar’s primary interest is in epidemiology – the study of who develops certain diseases and factors affecting outcomes as regards to patients who receive or donate kidneys. Brar earned her medical degree at Government Medical College, Patiala in India. She completed a residency in internal medicine and a fellowship in nephrology at the State University of New York Downstate Health Sciences University. Brar is a member of the American Society of Transplantation and American Society of Nephrology. Dr. Brar is highly rated in 7 conditions, according to our data. Her top areas of expertise are Chronic Kidney Disease, End-Stage Renal Disease (ESRD), Cytomegalovirus Infection, Cytomegalic Inclusion Disease, and Kidney Transplant.

Dr. Deborah Adey is a specialist in kidney disorders who has a particular interest in caring for kidney transplant patients with recurrent focal segmental glomerulosclerosis, in which some of the kidney's filtering units become scarred. Adey's research on kidney transplantation has addressed factors that contribute to long-term allograft loss (when the donor is not genetically identical to the recipient). She has also studied interventions aimed at lowering high antibody levels in patients awaiting kidney transplant. Adey attended medical school at the University of Colorado Denver. She completed a residency in internal medicine at the University of Vermont. She completed her first two years of a fellowship in nephrology at the University of Vermont, where she studied protein metabolism in kidney failure. At the Mayo Clinic in Rochester, Minnesota, she continued her training in transplantation. Adey joined the UCSF kidney transplant team in July 1997 after completing a postdoctoral fellowship at UCSF Medical Center. As part of her teaching activities, she runs the UCSF nephrology fellows lecture series and directs the transplant nephrology fellowship program. Dr. Adey is highly rated in 6 conditions, according to our data. Her top areas of expertise are Cytomegalic Inclusion Disease, Cytomegalovirus Infection, Chronic Kidney Disease, Nephrosclerosis, and Kidney Transplant.

Dr. Peter Stock is a transplant surgeon who specializes in kidney, liver and pancreas transplants. He is co-director of the Pancreatic Islet Cell Transplantation Program. In his research, Stock studies body mechanisms that lead to transplant rejection when the donor and recipient are not genetically identical. He also studies chimerism (a therapy to prevent transplant rejection that uses the donor's bone marrow cells) and pancreatic islet cell transplantation (a procedure that can allow people with type 1 diabetes to discontinue insulin therapy). Stock received his medical training at the University of Minnesota, completing a surgical residency before coming to UCSF for a transplant fellowship. He joined the UCSF faculty in 1992. Stock is an active teacher and supervises surgical residents and fellows. He is a member of numerous professional and honorary societies. Dr. Stock is highly rated in 5 conditions, according to our data. His top areas of expertise are Hepatitis C, Hepatitis, Liver Failure, Kidney Transplant, and Islet Cell Transplantation.

Dr. Garrett R. Roll is a general surgeon who specializes in abdominal organ transplantation. He cares for both adults and children, performing liver and kidney transplants using living donors; complex procedures involving the liver, pancreas, gallbladder and bile ducts; and kidney autotransplants (removing a diseased kidney to treat a challenging problem with the ureter, then placing the kidney back into the patient). He also provides surgical care for patients with end-stage organ disease and patients on immunosuppressive therapies. His expertise includes using minimally invasive techniques. Roll is an investigator on clinical trials looking at outcomes for organ transplant recipients and at advanced organ preservation (storing organs for future transplantation). He serves in leadership roles for several patient safety and quality improvement committees at UCSF, in addition to teaching medical students and residents. He is also on the editorial board of multiple peer-reviewed journals. Roll earned his medical degree from the Lewis Katz School of Medicine at Temple University. He completed a residency in general surgery and a fellowship in abdominal transplant surgery at UCSF, while also studying liver cell therapy and liver regeneration in Dr. Holger Willenbring's laboratory. After completing his training, he was a senior international fellow in liver retrieval and transplant at Queen Elizabeth Hospital Birmingham, which has the busiest liver surgery unit in the United Kingdom. During this time, he gained experience with donation after circulatory death (DCD) liver transplantation and a method of preserving donated livers during transport called normothermic machine perfusion. Dr. Roll is highly rated in 5 conditions, according to our data. His top areas of expertise are Liver Failure, Liver Cancer, Chronic Antibody-Mediated Rejection, Liver Transplant, and Kidney Transplant.

Dr. Shareef Syed is a general surgeon who specializes in abdominal organ transplantation. His training includes kidney and liver transplantation for both adults and children, and laparoscopic donor nephrectomy, a minimally invasive procedure for transferring a kidney from a living donor to a recipient. He also has expertise in minimally invasive procedures to address conditions of the kidneys, liver and bile ducts – the channels that transport digestive fluid made by the liver. Syed's research explores outcomes for liver and kidney transplant patients, with special attention to those who have hepatocellular carcinoma, a common form of liver cancer. He is currently studying the impact of long wait-list times and local-regional therapies on the outcomes of patients with liver cancer who undergo transplantation. He is also studying novel noninvasive tests to detect impending kidney rejection. He enjoys teaching medical students, residents in general surgery and abdominal transplant fellows. After earning his medical degree at the University of Leicester, Syed completed three years of medical and surgical residency with the National Health Service in England. He trained in internal medicine and surgery at the University of Southampton and cardiothoracic surgery at the University of Bristol. During this time, he qualified for admission to the Royal College of Surgeons. He then started residency in general surgery at Central Michigan University and completed it at the UCSF, followed by a fellowship in abdominal transplantation at UCSF. Syed is a member of numerous professional organizations, including the American Society of Transplant Surgeons, American College of Surgeons, American Association for the Study of Liver Diseases, American Society of Transplantation and Americas Hepato-Pancreato-Biliary Association. Dr. Syed is highly rated in 4 conditions, according to our data. His top areas of expertise are Liver Failure, Fibrolamellar Carcinoma, Chronic Antibody-Mediated Rejection, Liver Transplant, and Kidney Transplant.

Puneet Sood is a Transplant Surgeon in San Francisco, California. Dr. Sood is highly rated in 3 conditions, according to our data. His top areas of expertise are Chronic Kidney Disease, Cytomegalovirus Infection, Cytomegalic Inclusion Disease, End-Stage Renal Disease (ESRD), and Kidney Transplant.

Dr. Karin Gaensler is a specialist in cancers of the blood who has a special interest in gene therapy. She is currently working to develop novel approaches for treating blood disorders caused by a specific gene mutation. Gaensler earned her medical degree from Harvard Medical School. She then went on to complete her residency in internal medicine and a fellowship in hematology and oncology at UCSF. Gaensler has received numerous awards, including a fellowship from the American Cancer Society, a fellowship from the Howard Hughes Medical Institute and a physician-scientist award from the National Institutes of Health. Dr. Gaensler is highly rated in 9 conditions, according to our data. Her top areas of expertise are Multiple Myeloma, Acute Myeloid Leukemia (AML), Chronic B-Cell Leukemia (CBCL), Bone Marrow Aspiration, and Bone Marrow Transplant.

Dr. Alyssa A. Perez is a pulmonologist who cares for patients living with cystic fibrosis (CF), an inherited condition that damages the lungs and other organs. She provides pre- and postsurgical care for patients undergoing lung transplantation. Perez's research, which is supported by the Cystic Fibrosis Therapeutics Development Network, focuses on conducting clinical trials (studies with human volunteers) of new CF treatments. Perez earned her medical degree from Sidney Kimmel Medical College at Thomas Jefferson University and completed a residency in internal medicine at Brigham and Women's Hospital. She also earned a master of education degree from the Harvard Graduate School of Education. At UCSF, she completed a fellowship in pulmonary and critical care medicine, including a year of advanced training in lung transplantation, cystic fibrosis and advanced lung disease. In addition to caring for patients, Perez enjoys training the next generation of doctors. She is a coach for the UCSF pulmonary and critical care medicine fellowship and an associate program director for the internal medicine residency program. Dr. Perez is highly rated in 9 conditions, according to our data. Her top areas of expertise are Cystic Fibrosis, Idiopathic Pulmonary Fibrosis, Hypersensitivity Pneumonitis, Acute Interstitial Pneumonia, and Lung Transplant.

Dr. Sang-Mo Kang is an organ transplant surgeon, performing transplants of the kidney, liver and pancreas. His expertise includes gastrointestinal surgery, laparoscopic kidney donor surgery, laparoscopic liver surgery, and surgeries related to the liver, bile ducts and gallbladder. Kang maintains a research laboratory focused on understanding how the immune system responds to transplanted organs. He investigates new methods to induce transplant-specific tolerance, with the goal of replacing immunosuppressive medications. He has been awarded research grants from the National Institutes of Health (NIH) and American Society of Transplant Surgeons. Kang earned his medical degree at Harvard Medical School and completed a surgical residency and transplant fellowship at UCSF Medical Center. He received two research fellowships from the Howard Hughes Medical Institute, which he used to study transplant immunology at the NIH and the UCSF Transplantation Research Laboratory. Kang teaches fellows, residents and medical students at UCSF. Dr. Kang is highly rated in 3 conditions, according to our data. His top areas of expertise are Gastroparesis, Chronic Antibody-Mediated Rejection, Fibrolamellar Carcinoma, Liver Transplant, and Simultaneous Pancreas Kidney Transplant.

Dr. Anupama Kumar is a hematologist-oncologist who specializes in caring for patients with multiple myeloma and other blood cancers. She also cares for patients who are undergoing treatments that include stem cell transplant, chemotherapy and cell therapies while in the hospital. In research, Kumar leads clinical trials evaluating new treatments for patients with multiple myeloma. Kumar earned her medical degree at Tufts University, where she also completed a residency in internal medicine. She completed a fellowship in hematology-oncology at University of California, San Diego, where she received specialized training in multiple myeloma and bone marrow transplant. Dr. Kumar is highly rated in 1 condition, according to our data. Her top areas of expertise are Multiple Myeloma, Smoldering Multiple Myeloma, Monoclonal Gammopathy of Undetermined Significance (MGUS), and Schnitzler Syndrome.

Nina Singh is a Transplant Surgeon in San Francisco, California. Dr. Singh is highly rated in 1 condition, according to our data. Her top areas of expertise are Glutaric Acidemia Type 2, Cirrhosis, and Liver Transplant.

Edward Alfrey is a Transplant Surgeon and a General Surgeon in San Francisco, California. Dr. Alfrey is highly rated in 8 conditions, according to our data. His top areas of expertise are Cholecystitis, Hernia, Ogilvie Syndrome, Gallbladder Removal, and Hernia Surgery.

John Roberts is a Transplant Surgeon in San Francisco, California. Dr. Roberts is highly rated in 5 conditions, according to our data. His top areas of expertise are Hepatitis, Liver Failure, Fibrolamellar Carcinoma, Liver Transplant, and Kidney Transplant.

Dr. Leslie Seijo is a pulmonologist who cares for patients undergoing lung transplantation. She also cares for patients with pulmonary needs at Zuckerberg San Francisco General Hospital and Trauma Center. Seijo's research focuses on increasing access to pulmonary services, such as pulmonary rehabilitation, for people who live in underserved communities. She also studies implementation science, investigating ways for research findings and proven treatment methods to b be systematically incorporated into everyday patient care. Seijo earned her medical degree at the San Juan Bautista School of Medicine in Puerto Rico. She completed a residency in internal medicine at Mount Sinai Beth Israel, where she served an additional year as chief resident. She completed a fellowship in pulmonary and critical care medicine at UCSF, where she trained in advanced lung disease and lung transplantation. In 2022, Seijo earned a UCSF Exceptional Physician Award for her outstanding patient care. She belongs to the American Thoracic Society and International Society for Heart and Lung Transplantation. Her top areas of expertise are Cholesterol Pneumonia, Acute Interstitial Pneumonia, Interstitial Lung Disease, Lung Metastases, and Lung Transplant.

Dr. Tova Fuller is a psychiatrist who cares for organ transplant patients, including those receiving liver, lung, heart and kidney transplants. She also works with patients participating in living organ donor programs, as well as those with heart conditions participating in a program to improve their cardiovascular and general health. Her approach to treatment focuses on how physical and psychiatric illnesses interact. She has a special interest in hypnotherapy (using hypnosis to treat psychological conditions). Fuller earned her medical degree from the David Geffen School of Medicine at UCLA. She completed a residency in internal medicine at Columbia University Irving Medical Center and a residency in psychiatry at the University of Washington. She also earned a master's degree in biomedical engineering and a doctorate in human genetics at the University of California, Los Angeles. Before coming to UCSF, she conducted research in cybernetics and bioinformatics, studying complex biological systems. Fuller's advocacy work focuses on reducing negative health effects related to nuclear weapons, militarism and the climate crisis. She serves on the local and national boards of directors of Physicians for Social Responsibility (PSR) and is vice president of the San Francisco Bay Area PSR chapter. She is also a deputy international councilor for the International Physicians for the Prevention of Nuclear War. Her top areas of expertise are Schizoaffective Disorder, Schizophrenia, Bipolar Disorder (BPD), and Major Depression.

Robin Fischer is a nurse practitioner who specializes in caring for adults with advanced heart failure. Her techniques include medication management, education focused on individual needs, and helping patients reduce their risks of other chronic illnesses. Fischer received a practical nursing diploma from Louisiana Technical College, followed by an associate degree in nursing from Charity School of Nursing at Delgado Community College. At Loyola University New Orleans, she earned bachelor's and master's degrees in nursing as well as her doctor of nursing practice degree. While at Loyola, she won two scholar awards. She is a member of the Item Writing Task Force for the American Association of Heart Failure Nurses. Fischer is a proud mom of two adult children and a German shepherd dog. Her top area of expertise is Heart Failure with Preserved Ejection Fraction (HFpEF).