Dr. Heather Noelle Di Carlo is an associate professor of urology at the Johns Hopkins University School of Medicine. She treats all pediatric urological disorders in young males and females while specializing in renal sparing surgery and complex reconstruction of the genitourinary tract in patients with the exstrophy-epispadias complex, disorders of sexual development (DSD) and other congenital anomalies. She serves as the Director of Pediatric Urology Research and is the interim Division Director of Pediatric Urology. A native of New York, Dr. Di Carlo graduated from Emory University with a B.S. in neuroscience and music, and the State University of New York at Stony Brook School of Medicine. Following general surgery and urology residency training at Stony Brook Medical Center, she completed a pediatric urology fellowship at the James Buchanan Brady Urological Institute. Dr. Di Carlo has special clinical and basic science interests in the exstrophy-epispadias complex, spina bifida and renal transplantation. Dr. Di Carlo is rated as a Distinguished provider by MediFind in the treatment of Bladder Stones. Her top areas of expertise are Exstrophy of the Bladder, Exstrophy-Epispadias Complex, Cloacal Exstrophy, Bladder Reconstruction, and Osteotomy.

Dr. John P. Gearhart is a professor of pediatrics and urology at the Johns Hopkins School of Medicine. His clinical and surgical interests focus on the evaluation and treatment of children born with major congenital birth defects, bladder exstrophy, disorders of sexual development and childhood urinary cancers. Dr. Gearhart received his M.D. from the University of Louisville School of Medicine in 1975. After an internship in surgery and residencies in surgery and urology at the Medical College of Georgia, he completed a fellowship in pediatric urology at Alder Hey Children's Hospital of the University of Liverpool School of Medicine in 1981. Following two years as a urologist at St. Mary's Hospital in Huntington, West Virginia, he completed a second fellowship in pediatric urology at Johns Hopkins in 1985 and joined the Johns Hopkins faculty thereafter as an associate professor of pediatric urology. Over the course of his distinguished career, Dr. Gearhart has been lauded as a pioneer in pediatric urology and reconstructive genitourinary surgery. He has published extensively and has received numerous awards and guest lectureships. He is a member of several national and international professional organizations and is a founding member of the Society of Reconstructive Genitourinary Surgeons. Dr. Gearhart is rated as an Advanced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Cloacal Exstrophy, Exstrophy of the Bladder, Exstrophy-Epispadias Complex, Osteotomy, and Bladder Reconstruction.

Dr. Edward Wright is an associate professor of urology at the Johns Hopkins School of Medicine. He serves as the Director of Urology at the Johns Hopkins Bayview Medical Center. His clinical and research interests are in male and female urinary incontinence, complex voiding dysfunction and pelvic genitourinary reconstructive surgery. His specialty has less to do with surgical removal and more with mending urological body parts and restoring functionality in them. His passion for Johns Hopkins lies in the fact that it is the type of place where things can be done, and patients’ questions can be answered and solutions to their problems can be found through all of the resources Johns Hopkins has to offer. Dr. Wright earned his M.D. from Dartmouth Medical School in New Hampshire. He completed his residency in urology at The Presbyterian Hospital in the City of New York and performed a fellowship in Urogynecology at Duke University School of Medicine. Dr. Wright is a member of the American Urologic Association and the Mid-Atlantic Section of American Urologic Association as well as the Society for Urodynamics and Female Urology. He has been recognized with a number of awards including Winner of the Urology Chief Resident's debate New York section of the American Urologic Society at the The New York Academy of Medicine. Dr. Wright is rated as an Advanced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Neurogenic Bladder, Stress Urinary Incontinence, Urinary Incontinence, Ureteroscopy, and Bladder Reconstruction.

Peter Filderman is an Urologist in Baltimore, Maryland. Dr. Filderman is rated as an Advanced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Enlarged Prostate (BPH), UPJ Obstruction, Urinary Tract Infection in Children, Ureteroscopy, and Bladder Reconstruction.

Dr. Misop Han is David Hall McConnell Professor of Urology and Oncology at the Johns Hopkins School of Medicine. Dr. Han is a urologist whose main clinical focus is in urological oncology with a special emphasis on prostate and kidney cancers. He specializes in robotic nerve-sparing prostatectomy and robotic nephrectomy. Dr. Han received his undergraduate and medical degrees at Johns Hopkins. After an internship in surgery and residency in urology, also at Johns Hopkins, he worked as faculty at Northwestern University and Hospital in Chicago, Illinois. In 2006, he joined the Johns Hopkins faculty. His research interests include the outcome of radical prostatectomy, medical robotics and prediction modeling (what happens to men following surgery for prostate cancer). He has published extensively in these subjects and has received international and national recognition for his research. He is actively involved in several clinical research projects with the database of more than 20,000 men who received surgery for prostate cancer at The Johns Hopkins Hospital. He is a member of the American Urological Association and the American Medical Association. Dr. Han is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Prostate Cancer, Ureterocele, Familial Prostate Cancer, Prostatectomy, and Nephrectomy.

Arthur Burnett is an Urologist in Baltimore, Maryland. Dr. Burnett is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Priapism, Erectile Dysfunction (ED), Peyronie Disease, Prostatectomy, and Penectomy.

Dr. Andrew J. Cohen is an Associate Professor of Urology at Johns Hopkins. He serves as the Division Director of Benign Urology and Director of Advanced Practice Providers at the Johns Hopkins Brady Urological Institute. He has a robust clinical practice focusing on complex genitourinary reconstruction. In particular, he has interest in the management of erectile dysfunction, urinary incontinence, stricture diseases of the urinary system, peyronie's disease, genital skin conditions, buried penis, urinary diversion, and other benign urologic conditions. He has extensive experience in robotic surgery. He also focuses on issues pertinent to cancer survivorship in men. He is well equipped to perform novel minimally invasive procedures such as endoscopic urethroplasty and robotic buccal ureteroplasty. He has an extensive research portfolio, with particular concentration in outcomes and safety research. Dr. Cohen received dual B.S. degrees summa cum laude from the University of Florida in Chemistry and Chemical Engineering, followed by an MD from the University of Chicago where he was inducted into the Alpha Omega Alpha Honor Society. His urologic training was pursued at the University of Chicago. Furthermore, he completed a fellowship in Genitourinary Reconstruction and Trauma at the University of California, San Francisco. Among many honors, he was invited to join the Trauma and Urologic Reconstructive Network of Surgeons in 2025. He was a also a recipient of the 'Rising Star' Award from the Society of Genitouinary Reconstructive Surgeons in 2025. Dr. Cohen is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Urethral Stricture, Hydronephrosis, Obstructive Uropathy, Prostatectomy, and Lithotripsy.

Dr. Marisa Clifton is the Director of Women’s Health at the Brady Urological Institute. She is fellowship trained. As a leader in the field of female urology, her clinical expertise includes surgical and nonsurgical treatment of pelvic organ prolapse, stress urinary incontinence, urgency urinary incontinence, urinary fistulas, genitourinary reconstruction and urethral diverticula. Dr. Clifton is also an Assistant Professor of Urology at the Johns Hopkins School of Medicine and serves as the Director of Robotic Education. In addition, she serves as Vice President of Medical Affairs at Johns Hopkins Bayview Medical Center. She also serves as Associate Chief Medical Officer of The Johns Hopkins Hospital. Her research interests include medical education and clinical outcomes after surgery. Dr. Clifton received her medical degree from the Johns Hopkins University School of Medicine and completed her residency in urology at the Mayo Clinic in Rochester, Minnesota. She completed her fellowship in Female Pelvic Medicine and Reconstructive Surgery at The Cleveland Clinic in Cleveland, Ohio. Dr. Clifton is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. Her top areas of expertise are Urinary Incontinence, Obstructive Uropathy, Neurogenic Bladder, Sacral Nerve Stimulation, and Hormone Replacement Therapy (HRT).

Kenneth Langer is an Urologist in Baltimore, Maryland. Dr. Langer is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Enlarged Prostate (BPH), Urinary Incontinence, Frequent or Urgent Urination, Urinary Tract Infection in Children, and Ureteroscopy.

Dr. Brian Matlaga is a Professor of Urology at Johns Hopkins University School of Medicine and also is the Director of the Stephens Center for Stone Disease as well as the Executive Vice Chair of the James Buchanan Brady Urological Institute. Dr. Matlaga is an internationally recognized expert in the medical and surgical management of patients with urinary stone disease. A frequent contributor to the medical press, with over 180 peer-reviewed publications, Dr. Matlaga’s research has received national and international awards. Dr. Matlaga sits on numerous editorial boards as well as advisory committees and guidelines panels for the American Urological Association, the American Board of Urology, the Endourological Society, and the National Institutes of Health, amongst others. Dr. Matlaga serves as Executive Medical Director of Clinical Affairs for Johns Hopkins Medicine International, the arm of Johns Hopkins Medicine that manages its global presence. In this capacity, he delivers clinical care as well as project leadership across the globe. Dr. Matlaga is rated as a Distinguished provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Kidney Stones, Bladder Stones, Boils, Ureteroscopy, and Lithotripsy.

Chad Crigger, M.D., M.P.H., is a pediatric urologist at Johns Hopkins Children’s Center and an assistant professor of urology at the Johns Hopkins Brady Urological Institute. He also serves as the Associate Program Director of the Urology Residency Program. After growing up in Charleston, West Virginia, Dr. Crigger attended the University of Richmond, where he majored in biology. After college, he returned home to West Virginia and obtained his medical doctorate from Marshall University and a master’s in public health from West Virginia University. He then completed an internship in general surgery and a residency in urologic surgery at West Virginia Ruby Memorial Hospital, where he was drawn to pediatric urology, particularly the reconstructive aspects that draw on principles from several fields including pediatric plastic surgery. This, and a chance visiting professorship by John Gearhart, M.D., inspired Dr. Crigger to pursue training in major reconstructive pediatric urology at Johns Hopkins, where he completed a fellowship. Relying on his background as a camp counselor, Dr. Crigger makes his patients active participants in their care whenever possible, often through sketching their condition. He is a member of multiple professional societies, including the American Urological Association and the American College of Surgeons. A researcher and director of pediatric urology research, he has published more than 50 articles in major journals and contributed to over 20 book chapters on pediatric urology. Dr. Crigger’s research focuses on his passion for major congenital anomalies, particularly the exstrophy-epispadias complex, about which he has multiple projects spanning the basic and clinical sciences. Additionally, with extensive training in robotic surgery, Dr. Crigger serves as director of robotic surgery for pediatric urology. His team looks for ways to safely apply the robotic surgery platform, including single port surgery, when feasible. His philosophy in practicing medicine is simple: to “provide the greatest benefit through the most up-to-date and least morbid treatment options possible.” Regarding providing care for patients and working with families, his focus is singular. When talking with parents, he can often be heard saying, “I know that, whether I am performing surgery or offering my professional recommendation, I am caring for one of the most important people in your life. I take that responsibility seriously and will do my very best to deliver the highest level of care possible.” Videos Chad Crigger, M.D.Pediatric Urologist. Dr. Crigger is rated as a Distinguished provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Exstrophy of the Bladder, Cloacal Exstrophy, Exstrophy-Epispadias Complex, Osteotomy, and Bladder Reconstruction.

Robert Thompson is an Urologist in Baltimore, Maryland. Dr. Thompson is rated as an Advanced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Urethral Stricture, Prostate Cancer, Familial Prostate Cancer, Vasectomy, and Ureteroscopy. Dr. Thompson is currently accepting new patients.

Chloe Michel is an Urologist in Baltimore, Maryland. Dr. Michel is rated as an Advanced provider by MediFind in the treatment of Bladder Stones. Her top areas of expertise are Bladder Stones, Exstrophy of the Bladder, Exstrophy-Epispadias Complex, and Epispadias. Dr. Michel is currently accepting new patients.

Brian Neuman is an Urologist in Baltimore, Maryland. Dr. Neuman is rated as an Advanced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Frequent or Urgent Urination, Enlarged Prostate (BPH), UPJ Obstruction, Urethral Stricture, and Ureteroscopy. Dr. Neuman is currently accepting new patients.

Ira Hantman is an Urologist in Baltimore, Maryland. Dr. Hantman is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Prostate Cancer, Familial Prostate Cancer, Enlarged Prostate (BPH), Urothelial Cancer, and Ureteroscopy.

Alan Kusakabe is an Urologist in Baltimore, Maryland. Dr. Kusakabe is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Obstructive Uropathy, Chromophobe Renal Cell Carcinoma, Clear Cell Sarcoma, Vasectomy, and Reconstructive Urology Surgery. Dr. Kusakabe is currently accepting new patients.

Aisha Taylor is an Urologist and an Obstetrics and Gynecologist in Baltimore, Maryland. Dr. Taylor is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. Her top areas of expertise are Asymptomatic Bacteriuria, Urinary Incontinence, Stress Urinary Incontinence, Urinary Tract Infection (UTI), and Ureteroscopy. Dr. Taylor is currently accepting new patients.

Michael Naslund is a General Surgeon and an Urologist in Baltimore, Maryland. Dr. Naslund is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Prostate Cancer, Familial Prostate Cancer, Enlarged Prostate (BPH), Ureteroscopy, and Prostatectomy. Dr. Naslund is currently accepting new patients.

Michael Phelan is an Urologist and a General Surgeon in Baltimore, Maryland. Dr. Phelan is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. His top areas of expertise are Renal Cell Carcinoma (RCC), WT1-Related Wilms Tumor Syndromes, Chromophobe Renal Cell Carcinoma, Nephrectomy, and Reconstructive Urology Surgery. Dr. Phelan is currently accepting new patients.

Rebecca Mcdonald is a Nurse Practitioner specialist and an Urologist in Baltimore, Maryland. Ms. Mcdonald is rated as an Experienced provider by MediFind in the treatment of Bladder Stones. Her top areas of expertise are Neurogenic Bladder, Enlarged Prostate (BPH), Urinary Tract Infection in Children, and Urinary Tract Infection (UTI).