Overview
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 Advanced provider by MediFind in the treatment of Focal Segmental Glomerulosclerosis. His top areas of expertise are Atypical Hemolytic Uremic Syndrome (aHUS), D-Plus Hemolytic Uremic Syndrome, Hemolytic-Uremic Syndrome, Glomerulonephritis, and Kidney Transplant.
His clinical research consists of co-authoring 75 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 9 articles in the study of Focal Segmental Glomerulosclerosis.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- INSURANCE PLAN
- MEDICARE PDP
- PPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE-MEDICAID PLAN
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
Floor 7, Baltimore, MD 21287
Additional Areas of Focus
Dr. Sperati has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Jeffrey Kopp is a Nephrologist in Bethesda, Maryland. Dr. Kopp is rated as a Distinguished provider by MediFind in the treatment of Focal Segmental Glomerulosclerosis. His top areas of expertise are Focal Segmental Glomerulosclerosis, Glomerulonephritis, Nephrotic Syndrome, Minimal Change Disease, and Kidney Transplant.
The Johns Hopkins Hospital
Dr. Nada Alachkar is an associate professor of medicine at the Johns Hopkins University School of Medicine. Her areas of clinical expertise include incompatible kidney transplants, kidney transplants, nephrology and pancreas transplants. Dr. Alachkar earned her M.D. at Aleppo University Faculty of Medicine in Syria. She completed residencies at Aleppo University and Wright State University School of Medicine. She performed clinical fellowship in nephrology and transplant nephrology fellowship at Johns Hopkins University. Her research interests include recurrent glomerular diseases post kidney transplantation; in particular recurrent FSGS post transplant. Also, she is studying biomarkers in kidney transplants; outcome of living and deceased donor kidney transplant recipients with positive crossmatch; and responses to desensitization treatments and post-transplant outcome in highly sensitized patients. Dr. Alachkar is a member of the American Society of Nephrology and the American Society of Transplantation. Dr. Alachkar is rated as a Distinguished provider by MediFind in the treatment of Focal Segmental Glomerulosclerosis. Her top areas of expertise are Focal Segmental Glomerulosclerosis, Atypical Hemolytic Uremic Syndrome (aHUS), D-Plus Hemolytic Uremic Syndrome, Kidney Transplant, and Splenectomy.
Rulan Parekh is a Nephrologist and a Pediatrics provider in Baltimore, Maryland. Dr. Parekh is rated as a Distinguished provider by MediFind in the treatment of Focal Segmental Glomerulosclerosis. Her top areas of expertise are Nephrotic Syndrome, Chronic Kidney Disease, End-Stage Renal Disease (ESRD), Focal Segmental Glomerulosclerosis, and Kidney Transplant.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Atypical Hemolytic Uremic Syndrome (aHUS)Dr. Sperati isDistinguished. Learn about Atypical Hemolytic Uremic Syndrome (aHUS).
- Chronic Kidney DiseaseDr. Sperati isDistinguished. Learn about Chronic Kidney Disease.
- D-Plus Hemolytic Uremic SyndromeDr. Sperati isDistinguished. Learn about D-Plus Hemolytic Uremic Syndrome.
- GlomerulonephritisDr. Sperati isDistinguished. Learn about Glomerulonephritis.
- Hemolytic-Uremic SyndromeDr. Sperati isDistinguished. Learn about Hemolytic-Uremic Syndrome.
- Advanced
- Acute Arterial Occlusion of KidneyDr. Sperati isAdvanced. Learn about Acute Arterial Occlusion of Kidney.
- Acute Kidney FailureDr. Sperati isAdvanced. Learn about Acute Kidney Failure.
- End-Stage Renal Disease (ESRD)Dr. Sperati isAdvanced. Learn about End-Stage Renal Disease (ESRD).
- Focal Segmental GlomerulosclerosisDr. Sperati isAdvanced. Learn about Focal Segmental Glomerulosclerosis.
- IgA NephropathyDr. Sperati isAdvanced. Learn about IgA Nephropathy.
- Membranoproliferative Glomerulonephritis
- Experienced
- Cytomegalic Inclusion DiseaseDr. Sperati isExperienced. Learn about Cytomegalic Inclusion Disease.
- Cytomegalovirus InfectionDr. Sperati isExperienced. Learn about Cytomegalovirus Infection.
- Fabry DiseaseDr. Sperati isExperienced. Learn about Fabry Disease.
- Feingold SyndromeDr. Sperati isExperienced. Learn about Feingold Syndrome.
- Goodpasture SyndromeDr. Sperati isExperienced. Learn about Goodpasture Syndrome.
- High Potassium LevelDr. Sperati isExperienced. Learn about High Potassium Level.