Dr. Marirose O. Calderon

Steven Cullen is a primary care provider, practicing in Hospital Medicine in Laguna Beach, California. Dr. Cullen is highly rated in 14 conditions, according to our data. His clinical expertise encompasses Primary Tubular Proximal Acidosis, Autosomal Dominant Distal Renal Tubular Acidosis, Distal Renal Tubular Acidosis, Pseudohypoaldosteronism Type 1, and Ureteroscopy.

Dr. Alpesh N. Amin is a board-certified UCI Health internist who specializes in hospital medicine. He currently serves as the Thomas & Mary Cesario Endowed Chair of the UCI School of Medicine's Department of Medicine.An internationally recognized leader in the field, Amin created one of the nation’s first hospitalist programs at the UCI School of Medicine and UCI Medical Center in 1998. During the course of his career, he has led efforts to improve the quality of care and safety of patients in hospital environments. He also has served as a principal investigator, co-investigator and faculty sponsor for clinical trials, registries and research projects focused on clinical topics such as venous thromboembolism, pneumonia, diabetes, heart failure and COVID-19.He earned his medical degree at Northwestern University Medical School in Chicago. He completed his internship, residency in internal medicine at the UCI School of Medicine, where he served as chief resident. He also earned a master's of business in healthcare at the UC Irvine Paul Merage School of Business.Amin's research focus includes hospital medicine, anticoagulation, quality of care and patient outcomes. He is the author or co-author of more than 100 peer-reviewed articles in major medical journals. He serves as co-editor/co-author of Core Competencies in Hospital Medicine, which is published by the Society of Hospital Medicine, and co-editor of Contemporary Hospitalists’ Guide to Anticoagulation. He is the recipient of numerous federally funded, industry-sponsored and foundation awards focused on quality of care, medical education and outcomes research. Dr. Amin is highly rated in 1 condition, according to our data. His clinical expertise encompasses Venous Thromboembolism (VTE), Liver Failure, End-Stage Renal Disease (ESRD), Thrombectomy, and Percutaneous Coronary Intervention (PCI). Dr. Amin is board certified in American Board Of Internal Medicine - Internal Medicine.

Vikram Sahay is a Hospital Medicine provider practicing medicine in Riverside, California. Dr. Sahay is highly rated in 6 conditions, according to our data. His clinical expertise encompasses End-Stage Renal Disease (ESRD), Gallbladder Disease, Protein Deficiency, Gastrostomy, and Colonoscopy.