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 an Elite provider by MediFind in Ureteroscopy. His top areas of expertise are Kidney Stones, Bladder Stones, Boils, Ureteroscopy, and Lithotripsy.

Nirmish Singla is an Oncologist in Lutherville, Maryland. Dr. Singla is rated as an Advanced provider by MediFind in Ureteroscopy. His top areas of expertise are Upper Tract Urothelial Carcinoma (UTUC), Renal Cell Carcinoma (RCC), Urothelial Cancer, Nephrectomy, and Orchiectomy.

Arun Rai, M.D., M.B.A., M.S., is a urologist who specializes in minimally invasive surgery and endourology and has extensive training to treat patients with adrenal cancer, kidney cancer, ureteral cancer and prostate cancer. In addition, he also specializes in treating patients with BPH, kidney stones and bladder stones. Dr. Rai earned both his undergraduate and medical degrees through the highly selective seven-year accelerated medical education program at Boston University School of Medicine. Dr. Rai went on to complete a general surgery internship at Baylor College of Medicine, where he then also completed his urology residency. Dr. Rai continued his training at the Northwell Health’s Smith Institute for Urology by completing a fellowship in Endourology and Minimally Invasive Surgery. During this time, he also received a dual MBA/MS in Healthcare Leadership Weill Cornell Graduate School of Medical Sciences and Cornell University. In addition to caring for patients, Dr. Rai serves as Clinical Director for the Brady Urological Institute's Quantitative Data Sciences division. His research focuses on developing the next generation of surgical technology, focusing on artificial intelligence and machine learning for optimizing clinical care. He strongly believes that surgeons should have an active role in the development of the next generation of tools for the optimal treatment of patients. He has authored several publications, with topics including patient safety in the operating room, long-term outcomes of subcapsular renal hematoma, pelvi-ureteric junction obstruction and featured in journals such as Urology and the Journal of Endourology. Dr. Rai is rated as an Advanced provider by MediFind in Ureteroscopy. His top areas of expertise are Kidney Stones, Horseshoe Kidney, Boils, Ureteroscopy, and Lithotripsy.

Naren Nimmagadda, M.D., is an assistant professor of urology at the Johns Hopkins University School of Medicine. He treats a wide range of benign and malignant urological conditions. As a fellowship trained urologist in endourologic and laparoscopic surgery, his practice focuses on treated voiding issues related to BPH through Holmium Laser Enucleation of the Prostate (HoLEP), an alternative to transurethral resection of the prostate (TURP). Dr. Nimmagadda also specializes in treating kidney, ureteral and bladder stones via shockwave lithotripsy, endoscopic and percutaneous techniques. Dr. Nimmagadda is the Endourology, Minimally Invasive Urology Fellowship Program Director. Dr. Nimmagadda attended medical school at the University of Maryland School of Medicine. Following medical school, Dr. Nimmagadda completed a general surgery internship and residency in urology at Massachusetts General Hospital. He then completed a fellowship in endourology and laparoscopic surgery at Vanderbilt University Medical Center. Following graduation, Dr. Nimmagadda served on the Vanderbilt University Medical Center’s Department of Urology faculty as an instructor. Dr. Nimmagadda has research interest in the intersection of urology and technological innovation. Dr. Nimmagadda is rated as an Advanced provider by MediFind in Ureteroscopy. His top areas of expertise are Kidney Stones, Enlarged Prostate (BPH), UPJ Obstruction, Ureteroscopy, and Lithotripsy.

Arvin K. George, MD, is a urologic surgeon specializing in the diagnosis and management of genitourinary cancers, with particular sub-specialization in kidney and prostate cancers. His clinical interests and expertise are in image-guided therapeutics, and minimally-invasive ablative/surgical techniques for prostate and kidney cancer. These include laparoscopic and robotic surgery, in addition to cryoablation, high-intensity focused ultrasound ablation, nanoparticle directed laser ablation, laser interstitial thermal therapy, and bipolar radiofrequency ablation. Dr. George obtained his medical degree from the Royal College of Surgeons in Ireland, followed by a urology residency at the Smith Institute for Urology, Hofstra North Shore-LIJ School of Medicine. He remained to complete his endourology/minimally-invasive and robotic surgery fellowship in New York gaining additional subspecialty expertise in robotic, laparoscopic, and percutaneous surgery. Subsequently, he completed a urologic oncology fellowship at the National Cancer Institute, National Institutes of Health. He then joined the clinical facility at the University of Michigan, Ann Arbor, where he directed the Prostate Cancer Programs from 2019 through 2023. Dr. George participates extensively in the discovery of urologic science and evaluation of urologic care and has co-authored over 80 peer reviewed publications. Additionally, he has authored 11 chapters in medical education books. Dr. George sees patients in clinic throughout the Baltimore region and also is available for virtual appointments for patients in Maryland, Washington D.C., New York and Michigan. Dr. George is rated as an Experienced provider by MediFind in Ureteroscopy. His top areas of expertise are Prostate Cancer, Renal Cell Carcinoma (RCC), Familial Prostate Cancer, Prostatectomy, and Nephrectomy.

Ahmed Ghazi is an associate professor of urology at the Johns Hopkins University School of Medicine. He is the Director of Surgical Simulation Training and the Division of Minimally Invasive and Robotic Surgery within the Johns Hopkins Brady Urological Institute. Dr. Ghazi specializes in urologic surgical oncology using the latest techniques of minimally invasive surgery for prostate, kidney, bladder, ureteral and other genitourinary organ cancers. He also as specializes in minimal invasive treatment of complex stones of the urinary tract. Dr. Ghazi is a pioneer in the field of patient-specific surgical simulation, which has applications for training future surgeons as well as improving outcomes for patients through individualized modeling. When planning for a complex surgery, Dr. Ghazi constructs 3D models of the patient’s anatomy in order to plan and rehearse surgery prior to the actual surgery. These models span from digital renderings to tangible models used to practice the critical components of your surgery. Dr. Ghazi received his medical degree from Cairo University in Egypt in 2000, where he also completed his surgery training and urology residency. From there, Dr. Ghazi completed a laparoscopic fellowship in Paris, France in 2008, followed by a second laparoscopic fellowship in Austria in 2009. While practicing in Europe, Dr. Ghazi was accepted to the European Board of Urology. Dr. Ghazi continued his training at the University of Rochester, New York through a two-year fellowship in the robotic treatment of various urologic cancers. He then joined the staff at the urology department of University of Rochester in 2012 where he continued to practice until joining Johns Hopkins Medicine. Dr. Ghazi believes in a reciprocal relationship between innovation, surgery & research where each informs and strengthens the others. He strives to adopt innovative surgical technologies that are evidence-based, benefit his patients and translate directly to improved patient outcomes. Dr. Ghazi is rated as an Experienced provider by MediFind in Ureteroscopy. His top areas of expertise are Prostate Cancer, Kidney Stones, Boils, Prostatectomy, and Nephrectomy.

Dr. Herati is a urologist with fellowship training in male infertility and andrology. He has specialized training to perform complex reconstructions of the reproductive system, including vasectomy reversal with vasovasostomy and vasoepididymostomy. Additionally, he has an interest in treating patients with chronic prostatitis and pelvic pain, as well as patients experiencing low testosterone, erectile dysfunction, Peyronie’s disease and benign prostatic hyperplasia (BPH). Of note, he has the ability to perform fertility treatments on patients who have experienced spinal cord injuries using nonsurgical methods of sperm extraction. Dr. Herati believes in an individualized approach to care that addresses the whole patient. He invests significant time into building a rapport with his patients so that they feel comfortable opening up about these issues, allowing him to accurately identify and manage each patient’s needs. His research interests include decoding the genetic basis of male infertility, investigating the impact of referred pain from peripheral nerves to the bladder, and characterizing the effects of low testosterone on prostate inflammation and PSA screening. Dr. Herati sees patients at both the Johns Hopkins Hospital and The Johns Hopkins Bayview Medical Center. Videos Amin Herati, M.D.Urologist. Dr. Herati is rated as an Experienced provider by MediFind in Ureteroscopy. His top areas of expertise are Enlarged Prostate (BPH), Varicocele, Hypogonadism, Nephrectomy, and Prostatectomy.

Joseph Dirocco is a Colorectal Surgeon in Towson, Maryland. Dr. Dirocco is rated as an Experienced provider by MediFind in Ureteroscopy. His top areas of expertise are Encopresis, Hemorrhoids, Bowel Incontinence, Bladder Reconstruction, and Hemorrhoidectomy.

Ivane Chua is a Colorectal Surgeon in Towson, Maryland. Dr. Chua is rated as an Experienced provider by MediFind in Ureteroscopy. Her top areas of expertise are Hemorrhoids, Familial Colorectal Cancer, Rectal Prolapse, Hernia Surgery, and Bladder Reconstruction.

George Apostolides is a Colorectal Surgeon in Towson, Maryland. Dr. Apostolides is rated as an Experienced provider by MediFind in Ureteroscopy. His top areas of expertise are Bowel Incontinence, Rectal Prolapse, Encopresis, Ileostomy, and Hernia Surgery.

Francesco Grasso is a Colorectal Surgeon in Towson, Maryland. Dr. Grasso is rated as an Experienced provider by MediFind in Ureteroscopy. His top areas of expertise are Anal Cancer, Mesenteric Venous Thrombosis, Genital Warts, Bladder Reconstruction, and Ureteroscopy.

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 Advanced provider by MediFind in Ureteroscopy. Her top areas of expertise are Urinary Incontinence, Obstructive Uropathy, Neurogenic Bladder, Sacral Nerve Stimulation, and Hormone Replacement Therapy (HRT).

Alan Geringer is an Urologist and an Addiction Medicine provider in Towson, Maryland. Dr. Geringer is rated as an Advanced provider by MediFind in Ureteroscopy. His top areas of expertise are Familial Prostate Cancer, Prostate Cancer, UPJ Obstruction, Ureteroscopy, and Reconstructive Urology Surgery. Dr. Geringer is currently accepting new patients.

David Goldstein is an Urologist in Baltimore, Maryland. Dr. Goldstein is rated as an Advanced provider by MediFind in Ureteroscopy. His top areas of expertise are Prostate Cancer, Familial Prostate Cancer, Muscle Invasive Bladder Cancer, Ureteroscopy, and Reconstructive Urology Surgery. Dr. Goldstein is currently accepting new patients.

Joshua Wolf is a Colorectal Surgeon in Baltimore, Maryland. Dr. Wolf is rated as an Advanced provider by MediFind in Ureteroscopy. His top areas of expertise are Anal Fissure, Familial Colorectal Cancer, Colorectal Cancer, Colostomy, and Hernia Surgery.

Dr. John Migaly is a distinguished colorectal surgeon and Chief of the Division of Colorectal Surgery/Ravitch Division at Johns Hopkins Medicine. He specializes in the treatment of colorectal cancer, inflammatory bowel disease, and other benign and complex colorectal conditions. Dr. Migaly is committed to providing advanced, patient-centered care, often using minimally invasive techniques including laparoscopic and robotic surgery, to help reduce recovery time and improve outcomes. Dr. Migaly comes to Johns Hopkins Medicine from the Duke University School of Medicine, serving from 2008-2024 on the surgery faculty treating patients primarily through the Duke Cancer Institute. He was elevated to Program Director of the General Surgery Residency in 2012, and subsequently served as Vice Chair of Education until 2024. His work was critical to the success of the undergraduate, graduate, and continuing medical education missions at Duke Surgery. Dr. Migaly earned his B.A. in Biochemistry from New York University and his medical degree from the New York University School of Medicine. He completed surgical residency and a research fellowship at Temple University Health Sciences Center, and colorectal surgery fellowship at Cleveland Clinic Florida. Dr. Migaly’s career has been marked not only by a complex and high-volume clinical colon and rectal surgery practice, but also a commitment to research and education, supported by greater than 200 publications, book chapters, and presentations. His research is centered around improving practice patterns and outcomes in colorectal cancer care and recovery. His leadership and dedication to advancing the field of colorectal surgery is evident through his service on committees that shape how colorectal care is delivered nationally, via his past and present service on the Program Committee, the Clinical Practice Guidelines Committee and the Diversity and Inclusion Committee of the American Society of Colon and Rectal Surgeons. Videos John Migaly, M.D.Chief of Colorectal Surgery"". Dr. Migaly is rated as an Experienced provider by MediFind in Ureteroscopy. His top areas of expertise are Familial Colorectal Cancer, Gastroesophageal Junction Cancer, Anal Cancer, Colostomy, and Ileostomy.

Dr. Max Kates is the R. Christian B. Evensen Professor and an associate professor of urology and oncology at the Brady Urological Institute at Johns Hopkins. He also directs the Division of Urologic Oncology for the Brady Urological Institute. Dr. Kates completed his undergraduate degree at Wesleyan University in Connecticut before pursuing his medical degree at Mount Sinai School of Medicine in New York. He then went on to train at Johns Hopkins for his urologic residency and Society of Urologic Oncology (SUO) fellowship. Dr. Kates has expertise in all areas of urologic oncology, with a particular emphasis on bladder and prostate cancer. With training in open, endoscopic, and robotic surgical approaches, Dr. Kates’ surgical philosophy is to assess the unique needs of each patient, and develop the right treatment plan for their malignancy. He is very hands on in his approach in the clinic and the operating room, and believes open communication with the patient, the patient’s family, and referring providers is key to ensuring a speedy recovery. As the clinical director of the bladder cancer multidisciplinary clinic, Dr. Kates works with the team at the Johns Hopkins Greenberg Bladder Cancer Institute to deliver a personalized approach to bladder cancer utilizing cutting edge precision medicine approaches. Dr. Kates’ research interests involve novel treatments for cancers of the urinary tract. Dr. Kates has authored more than 135 journal articles in the fields of bladder, prostate, and kidney cancer. He currently has a provisional patent for a novel intravesical chemotherapy developed with nano-engineer collaborators. Additionally, Dr. Kates has made important discoveries into the mechanism of action of intravesical BCG, the most common treatment for bladder cancer. He is the principal investigator on multiple trials, and is currently leading EA8212 BRIDGE, which is a randomized trial open in over 150 centers in the United States comparing BCG to GemDoce chemotherapy for early stage bladder cancer. To inquire about an appointment or make a referral, Dr. Kates can be contacted by phone (410) 614-0009. Dr. Kates is rated as an Experienced provider by MediFind in Ureteroscopy. His top areas of expertise are Bladder Cancer, Urothelial Cancer, Muscle Invasive Bladder Cancer, Cystectomy, and Nephrectomy.

Sunil H. Patel, M.D., M.A., is an Assistant Professor of Urology and Oncology at the School of Medicine at Johns Hopkins. He serves as and the Director of the Urologic Oncology Fellowship. He also serves as Director of the Testicular Cancer program. He treats all urologic malignancies, including adrenal cancer, kidney cancer, urothelial cancer, bladder cancer, prostate cancer, testes cancer, and penile cancers. Additionally, he has advanced training in complex robotic and open surgical cases. His clinical and research focus is in Urologic Oncology, with areas of focus in bladder cancer, testes cancer, and kidney cancer. Dr. Patel completed his undergraduate studies at California Polytechnic State University, San Luis Obispo where he studied Biological Sciences. He completed his Masters at Boston University, completing his thesis on microfluidics, afterwards completing his medical degree at Boston University. He completed his general surgery internship and urology residency at University of California, San Diego. He continued his training through a Society of Urologic Oncology Fellowship in urologic oncology at the Johns Hopkins Hospital. He joined Johns Hopkins in June 2020 with interests in environmental factors contributing to oncogenesis in urological cancers, especially bladder cancer. He is dedicated to international health and works closely with international volunteers in urology and has done several mission trips and guest lectures. Dr. Patel is rated as an Experienced provider by MediFind in Ureteroscopy. His top areas of expertise are Bladder Cancer, Muscle Invasive Bladder Cancer, Non-Muscle Invasive Bladder Cancer, Nephrectomy, and Reconstructive Urology Surgery.

Dr. Christian Pavlovich is Bernard L. Schwartz Distinguished Professor in Urologic Oncology at the Johns Hopkins University School of Medicine and Director of the Prostate Cancer Active Surveillance Program at the Brady Urological Institute. Dr. Pavlovich treats cancer with an emphasis on minimizing morbidity and maximizing quality of life while offering patients the latest treatment options and techniques. His clinical focus is on prostate and kidney cancer, and on clinical trials regarding detection, surveillance, and immunotherapy. With more than 20 years of experience with minimally-invasive surgery for the treatment of urologic cancers, he is expert in robotic surgery and was named one of the top prostate cancer surgeons in the United States by Newsweek in 2024. In addition, he offers patients modern diagnostic biopsy techniques, and for prostate cancer patients active surveillance and ablative options including cryotherapy and TULSA. Dr. Pavlovich grew up in Washington DC, went to Harvard University, and then earned his medical degree at the University of California, San Francisco (UCSF) School of Medicine. He then completed a urology residency at New York Hospital-Cornell Medical Center and a National Cancer Institute SUO fellowship in urologic oncology before joining the Hopkins faculty in 2001. Dr. Pavlovich has published over 150 peer-reviewed articles, is Associate Editor of The Prostate and is on the Editorial Board of the British Journal of Urology International. He was the inaugural Director of the Brady Urological Institute’s SUO Urologic Oncology Fellowship (2014 -2024) and is the recipient of three “best teaching/research mentor” awards from the Urology residents at Johns Hopkins. Dr. Pavlovich speaks English, French, Spanish, German, and Serbo-Croatian. He enjoys spending time with his wife and children, following their pursuits, and skiing, diving, running, wildlife, and the great outdoors. Dr. Pavlovich is rated as an Experienced provider by MediFind in Ureteroscopy. His top areas of expertise are Prostate Cancer, Familial Prostate Cancer, Renal Cell Carcinoma (RCC), Prostatectomy, and Nephrectomy.

Dr. Rebecca Stone is an associate professor in the Johns Hopkins Medicine Department of Gynecology and Obstetrics. Her area of clinical expertise is gynecologic cancers, including cervical, uterine, vulvar and ovarian cancer, as well as gestational trophoblastic disease. Dr. Stone is a highly skilled surgeon with expertise in laparoscopic and robotic surgery for gynecologic tumors. She also serves as director of the Gynecology Enhanced Recovery after Surgery initiative, an innovative, multidisciplinary program that improves recovery and healing time after major abdominal surgery, as well as minimizes health care costs for patients. Dr. Stone received her undergraduate degree in biology from the University of Virginia. She earned her medical degree from the University of Virginia School of Medicine, where she subsequently completed her residency in obstetrics and gynecology. Dr. Stone performed a four-year gynecologic oncology fellowship at the University of Texas MD Anderson Cancer Center. She also earned a master’s degree in cancer biology from the University of Texas in 2010. Prior to joining Johns Hopkins, Dr. Stone was an assistant professor at the University of Arkansas for Medical Sciences, where she was one of five gynecologic oncologists serving the entire state. Dr. Stone is internationally recognized for her research pertaining to early diagnosis and treatment of ovarian cancer. She is widely published in the field of gynecologic oncology, with first-author papers in the New England Journal of Medicine and Lancet Oncology, as well as over 40 co-authored manuscripts in peer-reviewed medical journals. She was honored with an award for one of the most influential papers published in the field of obstetrics and gynecology in 2012 and with an Ovarian Cancer Research Fund Grant for “Unplugging Ovarian Cancer from the Power of Platelets.” Dr. Stone strongly believes in a multidisciplinary team approach to gynecologic cancer care. She seeks to provide women with the most advanced and personalized treatment plans while best preserving quality of life. She enjoys working with community providers so that patients are comforted by receiving care close to home. Dr. Stone is rated as an Experienced provider by MediFind in Ureteroscopy. Her top areas of expertise are Ovarian Cancer, Endometrial Cancer, Ovarian Carcinosarcoma, Hysterectomy, and Oophorectomy.