ABOUT US

Marcellus Assiago MD went to Moi University Medical School, Eldoret Kenya. His Internal Medicine training was at Lehigh Valley Hospital and Health Network, Allentown, Pennsylvania from 2003 to 2006. He completed his fellowship training in 2008 at Tufts Medical Center, Boston, Massachusetts, specializing in Nephrology and Hypertension. Upon completion of his fellowship, he joined the Department of Medicine, Division of Nephrology at the University of Utah. We are excited to welcome him to the Nephrology Associates of Utah team, he will be practicing in Salt Lake, Utah Valley and the St George, Cedar City areas.

Carlos Leon, M.D. completed his Internal Medicine residency at Rochester General Hospital/University of Rochester, and Clinical and Interventional Nephrology at the Division of Nephrology of the Miller’s School of Medicine/ University of Miami.  He has served as Director of the Southern Utah Kidney and Hypertension Center Interventional Nephrology program in St. George since March 2011.

Dr. Leon’s interests include comprehensive care of renal patients, applying state of the art medicine to this patient population, and serving and maintaining the vascular accesses for patients in need.

Carlos Mercado, M.D. is a founding member of Southern Utah Kidney and Hypertension Center in St George, UT.

Dr. Mercado received his medical degree from the Universidad Del Norte School of Medicine located in Colombia.  In the United States, he completed his internal medicine residency from Mount Sinai Medical Center in Miami Beach, Fla.  Dr. Mercado served his nephrology and hypertension fellowship at the University of Miami-Jackson Memorial in Miami.  He is board certified by the American Board of Internal Medicine for internal medicine, clinical hypertension, and nephrology.

Andrew Patchett, D.O. was born in Salt Lake City, UT and raised in Henderson, NV.  He completed his undergraduate bachelor’s degree in Zoology at Idaho State University in Pocatello, ID.  Andy, with his wife and son, moved to Arizona where he attended medical school at Midwestern University - AZCOM and is part of the National Osteopathic Medical Honor Society - Sigma Sigma Phi.  He completed his Internal Medicine Residency and Nephrology Fellowship at Oklahoma State University Medical Center, where he was voted Fellow of the year in 2016.

Andy enjoys spending his time with his wife and five children.  He is involved in his church and community.  He is an avid soccer player, coach and fan. His hobbies include running, family time, woodworking and just being outdoors.

Dr. Paliwal is coming to us from the Hospital of the University of Pennsylvania Renal Medicine. She completed her residency at The Wright Center for GME in Scranton, PA, and her clinical fellowship at the University of Pennsylvania. She brings valuable experience from her Medical School attendance in Nagbur, India. We are thrilled to have her be a member of our team!

Greg Larsen, N.P. joined Southern Utah Kidney and Hypertension in 2010.  He attended Dixie State University and Southern Utah University for his undergraduate studies, and received his Master’s Degree in nursing as a Family Nurse Practitioner from the University of Utah.  Greg is Board Certified in Nephrology as a Nurse Practitioner through the Nephrology Nursing Certification Commission.

Greg and his wife moved to Utah from out of state, but have called Utah home for over 20 years.  He enjoys golf, tennis, riding his road bike, and enjoying the beautiful weather in southern Utah.  He and his wife love spending time with their family and raising their children.

Sheila Larsen, PA-C, our newest provider at our Cedar City office location. She comes to us with her Master of Physician Assistant Studies from the University of Utah. She brings dynamic experience and beautiful energy to our Cedar City location. We are very excited to have her care for our Cedar City patients.