Jia Liu is a Nephrologist in Columbia, Maryland. Dr. Liu is rated as an Advanced provider by MediFind in the treatment of Nephrotic Syndrome. Her top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Acute Kidney Failure, and Chronic Kidney Disease.

Tin Maung is a Nephrologist in Columbia, Maryland. Dr. Maung is rated as an Advanced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Chronic Kidney Disease, and Acute Kidney Failure.

Ping-hsin Chen is a Nephrologist in Columbia, Maryland. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. Her top areas of expertise are Renovascular Hypertension, Acute Kidney Failure, Acute Tubular Necrosis, and Nephrosclerosis.

Mary Pieprzak is a Nephrologist in Columbia, Maryland. Dr. Pieprzak is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. Her top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Acute Kidney Failure, and Chronic Kidney Disease.

Ajay Kumar is a Nephrologist in Columbia, Maryland. Dr. Kumar is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Acute Kidney Failure, Nephrosclerosis, Renovascular Hypertension, and Acute Tubular Necrosis.

Rao Khan is a Nephrologist in Columbia, Maryland. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Acute Kidney Failure, Chronic Kidney Disease, and Endoscopy.

Tamil Kuppusamy is a Nephrologist in Columbia, Maryland. Dr. Kuppusamy is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Vitamin D Deficiency, and Diabetic Nephropathy. Dr. Kuppusamy is currently accepting new patients.

Ajay Gangalam is a Nephrologist in Catonsville, Maryland. Dr. Gangalam is rated as an Advanced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Acute Kidney Failure, Renovascular Hypertension, Nephrosclerosis, Gastrostomy, and Hip Replacement. Dr. Gangalam is currently accepting new patients.

Rudolf Pullmann is a Nephrologist in Catonsville, Maryland. Dr. Pullmann is rated as an Advanced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Acute Tubular Necrosis, and Acute Kidney Failure. Dr. Pullmann is currently accepting new patients.

Ritu Vyas is a Nephrologist and a Public Health and Preventive Medicine provider in Catonsville, Maryland. Dr. Vyas has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. Her top areas of expertise are Acute Kidney Failure, Nephrosclerosis, Renovascular Hypertension, Chronic Kidney Disease, and Kidney Transplant. Dr. Vyas is currently accepting new patients.

Paul Turer is a Nephrologist in Catonsville, Maryland. Dr. Turer is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Chronic Kidney Disease, and Diabetic Nephropathy. Dr. Turer is currently accepting new patients.

Mary Behrens is a Nephrologist in Catonsville, Maryland. Dr. Behrens is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. Her top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Acute Kidney Failure, and End-Stage Renal Disease (ESRD). Dr. Behrens is currently accepting new patients.

Navneet Ahuja is a Nephrologist in Catonsville, Maryland. Dr. Ahuja is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. Her top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Acute Kidney Failure, and End-Stage Renal Disease (ESRD).

Robert Fuld is a Nephrologist in Baltimore, Maryland. Dr. Fuld is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Vitamin D Deficiency, and Chronic Kidney Disease. Dr. Fuld is currently accepting new patients.

Anuradha Boddeti is a Nephrologist in Glen Burnie, Maryland. Dr. Boddeti is rated as an Advanced provider by MediFind in the treatment of Nephrotic Syndrome. Her top areas of expertise are Nephrosclerosis, Acute Kidney Failure, Renovascular Hypertension, and End-Stage Renal Disease (ESRD). Dr. Boddeti is currently accepting new patients.

Kathryn Ratanavanich is a Nephrologist in Silver Spring, Maryland. Dr. Ratanavanich is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. Her top areas of expertise are End-Stage Renal Disease (ESRD), Chronic Kidney Disease, Diabetic Nephropathy, and Acute Tubular Necrosis.

Dr. C. John Sperati is an Associate Professor of Medicine at the Johns Hopkins University School of Medicine. His areas of clinical expertise include renal medicine. Dr. Sperati is Director of the Glomerular Diseases Fellowship Program since 2023 and formerly directed the Nephrology Fellowship Training Program from 2019 - 2025. He was the long-serving Firm Faculty Leader of the Barker Firm and has held leadership positions within the Osler Medical Residency training program. In addition, he co-directs the Johns Hopkins Osler Learning Initiative which brings the principles of medical residency training to executive education worldwide. He obtained his medical degree from The Pennsylvania State University College of Medicine and a Master in Health Science from the Johns Hopkins Bloomberg School of Public Health. He completed an internship and residency in Internal Medicine at the Johns Hopkins Hospital, followed by a year as an Assistant Chief of Service (chief resident). He subsequently pursued subspecialty training in nephrology at the Johns Hopkins Hospital and joined the faculty in the Division of Nephrology. Dr. Sperati’s clinical interests are in thrombotic microangiopathy including atypical hemolytic uremic syndrome (aHUS), complement-mediated kidney diseases including C3 glomerulopathy, glomerular disease such as glomerulonephritis (e.g., IgA nephropathy, MPGN) and nephrotic syndromes (e.g., FSGS, membranous, minimal change, amyloidosis, and others), and secondary and resistant hypertension (e.g., fibromuscular dysplasia, atherosclerotic renal arterial disease, hyperaldosteronism, and genetic hypertensive syndromes). He is the site principal investigator for clinical trials in glomerular disease, serves on editorial boards, and chairs the approval committee of the Longitudinal Knowledge Assessment for nephrology for the American Board of Internal Medicine. His clinical acumen and educational contributions have been recognized by induction into the Miller Coulson Academy of Clinical Excellence as well as the American Society of Nephrology Distinguished Educator Award in 2020. He has been recognized as a physician resource through the Atypical HUS Foundation, a NephCure glomerular disease specialist, an IgA Nephropathy Foundation specialist, and a Baltimore TopDoc. He is registered with the Florida Department of Health to perform telehealth services for patients in Florida. Dr. Sperati is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Atypical Hemolytic Uremic Syndrome (aHUS), D-Plus Hemolytic Uremic Syndrome, Hemolytic-Uremic Syndrome, Glomerulonephritis, and Kidney Transplant.

Dr. Meredith Atkinson is an associate professor of pediatrics in the Johns Hopkins University School of Medicine. She provides care for children with kidney problems of any type, including patients on dialysis; patients with proteinuria, hematuria and chronic kidney disease; and kidney transplant. Dr. Atkinson's clinical research interests focus on chronic kidney disease and end-stage kidney disease in children. Her specific interests include mechanisms and treatment of anemia in chronic kidney disease and racial disparities in patient outcomes. She is the recipient of numerous research grants and awards, including a K23 Patient Oriented Research award from the National Institute of Diabetes and Digestive and Kidney Diseases/NIH, and young investigator grants from the National Kidney Foundation, the National Kidney Foundation of Maryland, the Thrasher Research Fund and Amgen Inc. She is currently the PI of the Renal Anhydramnios Fetal Therapy (RAFT) trial. She received her undergraduate degree in biology from Mount Holyoke College. She earned her M.D. from the University of Rochester School of Medicine and Dentistry. She completed a residency in pediatrics at Johns Hopkins, followed by a fellowship in pediatric nephrology at Hopkins, completed in June 2007. During her fellowship training, Dr. Atkinson received a master’s degree in epidemiology from the Johns Hopkins Bloomberg School of Public Health. Dr. Atkinson joined the Johns Hopkins faculty in 2007. Dr. Atkinson was elected to the Society for Pediatric Research in 2014. She is a member of several professional organizations including the American Society of Nephrology, and is the president of the American Society of Pediatric Nephrology for 2024-2026. Dr. Atkinson is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. Her top areas of expertise are Potter Syndrome, Lupus Nephritis, Glomerulonephritis, Anemia, and Kidney Transplant.

Daniel C. Brennan, M.D., joins the Johns Hopkins Division of Renal Medicine as professor of nephrology and medical director of the Comprehensive Transplant Center. Dr. Brennan’s areas of clinical expertise include transplant nephrology and renal disease. Prior to joining Johns Hopkins, Dr. Brennan was the Alan A. and Edith L. Wolff Professor of renal Diseases at Washington University and the Director of Transplant Nephrology at the Washington University School of Medicine. He received his undergraduate degree from Cornell College and earned his medical degree at the University of Iowa, where he completed a residency in internal medicine. He then completed research and clinical nephrology fellowships at Brigham & Women’s Hospital/Harvard Medical School. Dr. Brennan holds professional memberships at various organizations, including the American College of Physicians, the International Society of Nephrology, the American Society of Nephrology, The Transplantation Society, the American Society of Transplant Physicians and the American Society of Clinical Investigation. Dr. Brennan is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Chronic Kidney Disease, Cytomegalovirus Infection, Cytomegalic Inclusion Disease, Kidney Transplant, and Pancreas Transplant.

Dr. Alicia M. Neu is a professor of pediatrics at the Johns Hopkins University School of Medicine. Her areas of clinical expertise include pediatric chronic kidney disease and pediatric nephrology. Dr. Neu is currently Chief of the Division of Pediatric Nephrology. She has been medical director of Pediatric Kidney Transplantation since 2001. She received her undergraduate degree in engineering from Marquette University. She earned her M.D. from the University of Virginia School of Medicine. She completed her residency in pediatrics and performed a fellowship in pediatric nephrology at Johns Hopkins. Dr. Neu joined the Johns Hopkins faculty in 1994. Dr. Neu's research interests include clinical outcomes in children with chronic kidney disease including those who require dialysis and kidney transplantation. She serves as President of the North American Pediatric Renal Trials and Collaborative Study (NAPRTCS). She leads the Standardizing Care to Improve Outcomes in Pediatric End Stage in Renal Disease (SCOPE) project, which is part of the Children’s Hospital Association’s Quality Transformation Network. Dr. Neu serves as co-Medical Editor for the American Board of Pediatrics’ Nephrology Subboard. She previously served on the Council for the American Society of Pediatric Nephrology, the International Society of Pediatric Nephrology, the executive committee of the American Academy of Pediatrics’ Section on Pediatric Nephrology, and as chair of the American Society of Transplantation’s Pediatric Community of Practice Executive Committee. Dr. Neu is a member of several professional organizations, including the American Pediatric Society, the International Society of Nephrology and the American Society of Nephrology. Dr. Neu is rated as an Experienced provider by MediFind in the treatment of Nephrotic Syndrome. Her top areas of expertise are Potter Syndrome, Cystinosis, Focal Segmental Glomerulosclerosis, Minimal Change Disease, and Kidney Transplant.