Jessica A. Marinaro, M.D., is a urologist with sub-specialty expertise in male infertility and microsurgery. Dr. Marinaro graduated with distinction from the University of Virginia in Charlottesville, Virginia, and earned her medical degree from Virginia Commonwealth University in Richmond, Virginia. She completed her urologic surgery residency training at MedStar Georgetown University Hospital in Washington, D.C.,and then pursued additional fellowship training in male infertility and microsurgery at Weill Cornell Medicine in New York City. Dr. Marinaro’s research interests include microsurgical management of male infertility, sperm DNA fragmentation, and optimizing outcomes for men with severe infertility, among others. She is a member of the American Society for Reproductive Medicine (ASRM), the American Urological Association (AUA), the Society for Male Reproduction and Urology (SMRU), and the Society for the Study of Male Reproduction (SSMR). As part of SGF’s Center for Male Fertility physician team, Dr. Marinaro works with patients to confront challenging situations to achieve their family-building goals. In her spare time, she enjoys traveling and taking advantage of any opportunity to try new things. Dr. Marinaro is rated as an Experienced provider by MediFind in Vasectomy. Her top areas of expertise are Sertoli Cell-Only Syndrome, Spermatogenesis Arrest, Infertility, Varicocele, and Vasectomy.

Jonathan Rhee is an Urologist in Silver Spring, Maryland. Dr. Rhee is rated as an Experienced provider by MediFind in Vasectomy. His top areas of expertise are UPJ Obstruction, Bilateral Hydronephrosis, Hydronephrosis, Ureteroscopy, and Prostatectomy. Dr. Rhee is currently accepting new patients.

Cigdem (“Cori”) Tanrikut, MD, FACS, graduated summa cum laude from the University of Pennsylvania and earned her medical degree from the Georgetown University School of Medicine. She completed her urologic surgery residency training at Massachusetts General Hospital (MGH)/Harvard Medical School, and then continued on to Weill Cornell Medical College in New York to pursue a fellowship in male infertility and microsurgery. Upon completing her fellowship training, she became the Director of Male Reproductive Medicine at the MGH Fertility Center. While at Harvard, she was an Associate Professor in Surgery at Harvard Medical School. In 2015, she was named the Quality Chair for the MGH Department of Urology, and in 2017, she became the President of the Society for Male Reproduction and Urology. Dr. Tanrikut’s research endeavors include assessing how lifestyle and medications may impact male reproductive health, sperm banking trends, and sperm-related factors to optimize fertility treatment outcomes. Dr. Tanrikut joined SGF in 2017. Dr. Tanrikut is rated as an Advanced provider by MediFind in Vasectomy. Her top areas of expertise are Infertility, Sertoli Cell-Only Syndrome, Varicocele, Vasectomy, and Penectomy.

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 Advanced provider by MediFind in Vasectomy. His top areas of expertise are Prostate Cancer, Renal Cell Carcinoma (RCC), Familial Prostate Cancer, Prostatectomy, and Nephrectomy.

Andrew Harbin is an Urologist in Westminster, Maryland. Dr. Harbin has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in Vasectomy. His top areas of expertise are Enlarged Prostate (BPH), UPJ Obstruction, Obstructive Uropathy, Prostatectomy, and Nephrectomy. Dr. Harbin is currently accepting new patients.

Dr. Mohamad Allaf is Professor of Urology and Oncology, as well as Director of the Department of Urology and the Brady Urological Institute and Urologist-in-Chief of the Johns Hopkins Hospital. Dr. Allaf is a world renowned surgeon-scientist having performed more than 2,000 robotic procedures and published over 250 peer reviewed research papers in the field's best journals. As one of the busiest robotic radical prostatectomy surgeons in the world, he aims to achieve the best outcomes for his patients. Having trained with Dr. Patrick Walsh, Dr. Allaf has used Dr. Walsh's method of radical prostatectomy as the basis for his own anatomic method to this complex operation. Dr. Allaf is also amongst the leaders in kidney cancer surgery, having served on the American Urological Association Guideline Committee for Kidney Cancer. He led a team who performed the rigorous analysis to help inform the most recent guidelines that was funded by the Agency for Healthcare Research and Quality (AHRQ). He is best known for his ability to save the kidney and remove the tumor in patients with kidney tumors. Dr. Allaf runs a research endeavor aiming to decrease the morbidity associated with the treatment of cancer, and he has mentored numerous leaders in academic urology. He is actively involved in fund raising for research and education, and believes in expanding our base of support in order to advance our important mission. Dr. Allaf is rated as an Advanced provider by MediFind in Vasectomy. His top areas of expertise are Renal Cell Carcinoma (RCC), Renal Oncocytoma, Prostate Cancer, Nephrectomy, and Prostatectomy.

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

Michael Isaacson is an Urologist in Potomac, Maryland. Dr. Isaacson is rated as an Advanced provider by MediFind in Vasectomy. His top areas of expertise are UPJ Obstruction, Kidney Stones, Enlarged Prostate (BPH), Ureteroscopy, and Vasectomy. Dr. Isaacson is currently accepting new patients.

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

Mohummad Siddiqui is an Urologist in Baltimore, Maryland. Dr. Siddiqui is rated as an Experienced provider by MediFind in Vasectomy. His top areas of expertise are Prostate Cancer, Muscle Invasive Bladder Cancer, Bladder Cancer, Vasectomy, and Nephrectomy. Dr. Siddiqui is currently accepting new patients.

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 Vasectomy. His top areas of expertise are Prostate Cancer, Kidney Stones, Boils, Prostatectomy, and Nephrectomy.

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 Vasectomy. His top areas of expertise are Prostate Cancer, Familial Prostate Cancer, Renal Cell Carcinoma (RCC), Prostatectomy, and Nephrectomy.

Jason Riley is an Urologist in Cumberland, Maryland. Dr. Riley is rated as an Experienced provider by MediFind in Vasectomy. His top areas of expertise are UPJ Obstruction, Perirenal Abscess, Boils, Ureteroscopy, and Reconstructive Urology Surgery. Dr. Riley is currently accepting new patients.

Alan Kusakabe is an Urologist in Baltimore, Maryland. Dr. Kusakabe is rated as an Experienced provider by MediFind in Vasectomy. 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.

Bartholomew Radolinski is an Urologist in Bethesda, Maryland. Dr. Radolinski is rated as an Experienced provider by MediFind in Vasectomy. His top areas of expertise are Enlarged Prostate (BPH), Familial Prostate Cancer, Prostate Cancer, UPJ Obstruction, and Vasectomy. Dr. Radolinski is currently accepting new patients.

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 Vasectomy. His top areas of expertise are Prostate Cancer, Ureterocele, Familial Prostate Cancer, Prostatectomy, and Nephrectomy.

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

Herbert Carter is an Urologist in Baltimore, Maryland. Dr. Carter is rated as an Experienced provider by MediFind in Vasectomy. His top areas of expertise are Prostate Cancer, Familial Prostate Cancer, Hydrocele, Prostatectomy, and Vasectomy.

Mohamed Atalla is an Urologist in Largo, Maryland. Dr. Atalla is rated as an Experienced provider by MediFind in Vasectomy. His top areas of expertise are Clear Cell Sarcoma, Renal Cell Carcinoma (RCC), Familial Wilms Tumor 2, Nephrectomy, and Reconstructive Urology Surgery. Dr. Atalla is currently accepting new patients.

James Masterson is an Urologist in Hanover, Maryland. Dr. Masterson is rated as an Experienced provider by MediFind in Vasectomy. His top areas of expertise are Testicle Lump, Scrotal Masses, Varicocele, Nephrectomy, and Vasectomy. Dr. Masterson is currently accepting new patients.