Cynthia Fenton, MD

Professor

Dr. Cynthia Fenton is a physician-hospitalist with advanced training in caring for patients with Thrombosis related conditions in Non-Malignant Hematology. She provides direct care for hospitalized patients, teaches medical students and residents on the Hospital Medicine wards, and provides care and consultation for patients with Thrombotic conditions in the Non-Malignant Hematology clinic. Dr. Fenton also works in informatics and collaborates with colleagues across UCSF Health on projects that require data extraction from the EHR, cleaning, analysis and visualization to answer key questions and provide insights to improve clinical care of patients.
Education
6/2023 - Thrombosis and Anticoagulation Training Program, University of California
2019 - Diversity, Equity, and Inclusion Champion Training, University of California
6/30/93 - Chief Resident, Internal Medicine, University of California
6/30/92 - Internal Medicine Residency, University of California
MD, 6/30/89 - Medicine, University of California
BS, 6/30/85 - Computer Science / Mathematics, University of California
Publications

  1. Molina M, Fenton C, LeSaint KT, Pimentel SD, Kohn MA, Kornblith AE. Comparing computable structured phenotype- versus large language model-identification of opioid use disorder using electronic health record data. medRxiv : the preprint server for health sciences. 2026. PMID: 41445617


  2. Rushakoff RJ, Rov-Ikpah E, Lee G, Mehta PB, San Luis C, Johnson C, Koliwad S, Fenton C, Kohn MA. Novel Inpatient Automated Self-Adjusting Subcutaneous Insulin Algorithm: Three-Year Experience. An observational study. The Journal of clinical endocrinology and metabolism. 2025. PMID: 40554622


  3. Zha BS, Ieong M, Cheng I, Bokser S, Fenton C, Muniyappa A, Tarnow J, Jue V, DeVoe C, Kleinhenz ME, Thakur N. Formation and Growth of a Bronchiectasis and Pulmonary Nontuberculous Mycobacteria Multidisciplinary Program Using a Patient-Centered and Integrated Care Model Improves Outcomes. Chest. 2026. PMID: 41534706


  4. Holmgren AJ, Fenton CL, Thombley R, Soleimani H, Croci R, DeMasi O, Byron ME, Murray SG, Adler-Milstein JR, Yazdany J. Ambient Artificial Intelligence Scribes and Physician Financial Productivity. JAMA network open. 2026. PMID: 41511775


  5. Molina MF, Pimentel SD, Fenton C, Adler-Milstein J, Gottlieb LM. Characterizing emergency clinician engagement with social drivers of health data among patients with opioid use disorder. medRxiv : the preprint server for health sciences. 2025. PMID: 41445650


  6. Lai M, Fenton C, Rubin J, Huang CY, Pletcher M, Lai JC, Cullaro G, Ge J. Clinical Sentiment Analysis by Large Language Models Enhances Prediction of Hepatorenal Syndrome. Gastro hep advances. 2025. PMID: 41142522


  7. Jutras G, Fenton C, Flemming JA, Gamez J, Irani RA, Kushner T, Yoyo S, Sarkar M. Epidemiologic Trends in Acute, Chronic, and Pregnancy-Specific Liver Diseases in Pregnancy. The American journal of gastroenterology. 2025. PMID: 40737002


  8. Cheung T, Setty M, Fenton C, McDonald CM, Tsai P, Lai JC, Wadhwani SI. Neighborhood Socioeconomic Deprivation Associates with Decreased Serologic Normalization Rates in Pediatric Celiac Disease. The Journal of pediatrics. 2025. PMID: 40651553


  9. Hu MD, Chiou SH, Delk M, Fenton C, Lai JC, Li M. Physical function as assessed by the Liver Frailty Index remains stable over time in patients with hepatocellular carcinoma treated with locoregional therapies. Clinical and translational gastroenterology. 2025. PMID: 40326682


  10. Runge A, Loeb B, Shui AM, Fenton C, Lai J, Rubin J. Cannabis and liver transplant in the era of legalization: Effects of pre-transplant cannabis use on postoperative opioid use and transplant outcomes. Liver transplantation : official publication of the American Association for the Study of Liver Diseases and the International Liver Transplantation Society. 2025. PMID: 39976576


  11. Memel Z, Yu A, Fenton C, Wen T, Irani RA, Zhang L, Mahadevan U. The Effect of Low-dose Aspirin on Disease Activity in Pregnant Individuals with Inflammatory Bowel Disease. The American journal of gastroenterology. 2025. PMID: 39773571


  12. Lai M, Fenton C, Rubin J, Huang CY, Pletcher M, Lai JC, Cullaro G, Ge J. Clinical Sentiment Analysis by Large Language Models Enhances the Prediction of Hepatorenal Syndrome in Decompensated Cirrhosis. medRxiv : the preprint server for health sciences. 2024. PMID: 39606343


  13. Field J, Fenton C, Zhang L, Brickman C, Mahadevan U. Inflammatory Bowel Disease and the Risk of Anal Squamous Intraepithelial Lesions and Anal Cancer in Men Who Have Sex With Men. Inflammatory bowel diseases. 2023. PMID: 37951596


  14. Suen AO, Bischoff K, Iyer AS, Radhakrishnan K, Fenton C, Singer JP, Sudore RL, Kotwal A, Farrand E. Differences in Healthcare and Palliative Care Utilization at the End of Life: a Comparison Study Between Lung Cancer, COPD, and IPF. Chest. 2024. PMID: 39186972


  15. Dixon W, Feng S, Roll GR, Tavakol M, Fenton C, Cullaro G. The type, duration, and severity of pretransplant kidney injury predict prolonged kidney dysfunction after liver transplantation. Liver transplantation : official publication of the American Association for the Study of Liver Diseases and the International Liver Transplantation Society. 2024. PMID: 38982612


  16. Rubin JB, Loeb R, Fenton C, Huang CY, Keyhani S, Seal KH, Lai JC. The burden of significant pain in the cirrhosis population: Risk factors, analgesic use, and impact on health care utilization and clinical outcomes. Hepatology Communications. 2024. PMID: 38780295


  17. Cullaro G, Chiou SH, Fenton C, Ge J, McCulloch CE, Rubin J, Shui AM, Yao F, Lai JC. Outpatient mean arterial pressure: A potentially modifiable risk for acute kidney injury and death among cirrhosis patients. Liver transplantation : official publication of the American Association for the Study of Liver Diseases and the International Liver Transplantation Society. 2024. PMID: 38535488


  18. Cullaro G, Allegretti AS, Fenton C, Ge J, Patidar KR, Rubin J, Sharma A, Lai JC. The association between mean arterial pressure and acute kidney injury reversal among decompensated cirrhosis patients. Hepatology (Baltimore, Md.). 2024. PMID: 38537129


  19. Auerbach AD, Lee TM, Hubbard CC, Ranji SR, Raffel K, Valdes G, Boscardin J, Dalal AK, Harris A, Flynn E, Schnipper JL, UPSIDE Research Group. Diagnostic Errors in Hospitalized Adults Who Died or Were Transferred to Intensive Care. JAMA internal medicine. 2024. PMID: 38190122


  20. Lai M, Fenton C, Ge J, Rubin J, Lai JC, Cullaro G. Nonselective beta-blockers may lead to stage 2 acute kidney injury and waitlist mortality in child class C cirrhosis. Hepatology Communications. 2023. PMID: 37756037


  21. Ge J, Digitale JC, Fenton C, McCulloch CE, Lai JC, Pletcher MJ, Gennatas ED. Predicting Post-Liver Transplant Outcomes in Patients with Acute-on-Chronic Liver Failure using Expert-Augmented Machine Learning. American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons. 2023. PMID: 37652176


  22. Auerbach AD, Astik GJ, O'Leary KJ, Barish PN, Kantor MA, Raffel KR, Ranji SR, Mueller SK, Burney SN, Galinsky J, Gershanik EF, Goyal A, Chitneni PR, Rastegar S, Esmaili AM, Fenton C, Virapongse A, Ngov LK, Burden M, Keniston A, Patel H, Gupta AB, Rohde J, Marr R, Greysen SR, Fang M, Shah P, Mao F, Kaiksow F, Sterken D, Choi JJ, Contractor J, Karwa A, Chia D, Lee T, Hubbard CC, Maselli J, Dalal AK, Schnipper JL. Prevalence and Causes of Diagnostic Errors in Hospitalized Patients Under Investigation for COVID-19. Journal of general internal medicine. 2023. PMID: 36952085


  23. Pittman DG, Fenton C, Chen W, Haffner S, Pendergrass M. Relation of statin nonadherence and treatment intensification. The American journal of cardiology. 2012. PMID: 22877424


  24. Pendergrass M, Fenton C, Haffner SM, Chen W. Exenatide and sitagliptin are not associated with increased risk of acute renal failure: a retrospective claims analysis. Diabetes, obesity & metabolism. 2012. PMID: 22268550


  25. Hauer KE, Teherani A, Wiese J, Fenton CL. A strategy to standardize the learning of core clerkship objectives. Advances in health sciences education : theory and practice. 2003. PMID: 14574046


  26. Fenton C, Loeser H, Cooke M. Intersessions: covering the bases in the clinical year. Academic medicine : journal of the Association of American Medical Colleges. 2002. PMID: 12431936


  27. Johnston B, Fenton C, Jain S. A retreat for first-year medicine fellows. Academic medicine : journal of the Association of American Medical Colleges. 2002. PMID: 12010726


  28. Fenton CL, Lukes Y, Nicholson D, Dinauer CA, Francis GL, Tuttle RM. The ret/PTC mutations are common in sporadic papillary thyroid carcinoma of children and young adults. The Journal of clinical endocrinology and metabolism. 2000. PMID: 10720057