Jing Liu is a Holistic Medicine provider in Rockville, Maryland. Ms. Liu is rated as an Advanced provider by MediFind in Ureteral Reconstruction. Her top areas of expertise are Chronic Graft Versus Host Disease (cGvHD), Menopause, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Endoscopy, and Percutaneous Coronary Intervention (PCI). Ms. Liu is currently accepting new patients.

Aaron Weinberg is an Urologist in Baltimore, Maryland. Dr. Weinberg is rated as an Advanced provider by MediFind in Ureteral Reconstruction. His top areas of expertise are Peyronie Disease, Urinary Incontinence, Male Pseudohermaphroditism with Gynecomastia, Prostatectomy, and Ureteral Reconstruction. Dr. Weinberg is currently accepting new patients.

Vadim Gushchin is a Surgical Oncologist in Lutherville, Maryland. Dr. Gushchin is rated as an Advanced provider by MediFind in Ureteral Reconstruction. His top areas of expertise are Pseudomyxoma Peritonei, Colorectal Cancer, Familial Colorectal Cancer, Ureteral Reconstruction, and Small Bowel Resection. Dr. Gushchin is currently accepting new patients.

Silke Niederhaus is a Transplant Surgeon and a General Surgeon in Baltimore, Maryland. Dr. Niederhaus is rated as an Advanced provider by MediFind in Ureteral Reconstruction. Her top areas of expertise are End-Stage Renal Disease (ESRD), Chronic Antibody-Mediated Rejection, Thrombophlebitis, Pancreas Transplant, and Kidney Transplant. Dr. Niederhaus is currently accepting new patients.

Dr. Brian G. Johnson is the chief of interventional radiology at Sibley Memorial Hospital. Dr. Johnson practices out of Sibley Memorial Hospital in Washington, D.C., Suburban Hospital in Bethesda, MD and the Johns Hopkins Hospital in Baltimore, MD. Dr. Johnson graduated summa cum laude from University of Minnesota prior to earning his medical degree from Johns Hopkins University School of Medicine. He completed a residency in physical medicine and rehabilitation at Sinai Hospital of Baltimore, as well as a residency in diagnostic radiology at the University of Maryland Medical Center. Dr. Johnson also completed an interventional radiology fellowship at Johns Hopkins University. Dr. Johnson has been repeatedly named a Top Doctor by Washingtonian Magazine, as well as a Top MD by Consumers' Checkbook Magazine. He is a member of the American College of Radiology and the Society of Interventional Radiology. Videos Brian Johnson, M.D.Interventional Radiology Selected Publications Neuromodulatory effect of the atrial natriuretic factor clearance receptor binding peptide, cANF(4-23)-NH2 in the rabbit isolated vas deferentia, Johnson BG, Trachte GJ, Drewett JG, J Pharm & Exp Ther - 1/1/1991 Percutaneous Management of Renal and Renal-Pancreas Transplant Recipients Using CT Fluoroscopy: A Two Year Experience. Krebs TL, Johnson BG, Daly BD, Wong-You-Chong JJ, Bartlett ST, Radiological Society of North America Meeting, Chicago, IL - 1/29/1998 The hexagonal cell nitinol intravascular stent: a comparison of the effects of varying the stent wire gauge on the aorta and inferior vena cava in the swine animal model. Kuo J, Johnson BG, Venbrux AC, Olson JL, Samphilipo MA, Magee CA, Kobelja MA, Anderson JH, Osterman FA, American Roentgen Ray Society Annual Meeting, New Orleans, LA - 1/24/1994 The role of anticoagulation in the setting of a tethered vena cava filter in the swine animal model. Johnson BG, Reichle RL, Venbrux AC, Samphilipo MA, Magee CA, Anderson JH, Osterman FA, Society for Cardiovascular and Interventional Radiology Annual Meeting, Fort Lauderdale, FL - 1/1/1995. Dr. Johnson is rated as an Experienced provider by MediFind in Ureteral Reconstruction. His top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Bile Duct Obstruction, Vertebroplasty, and Bone Graft.

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 Ureteral Reconstruction. His top areas of expertise are Urethral Stricture, Hydronephrosis, Obstructive Uropathy, Prostatectomy, and Lithotripsy.

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

Eugene Schweitzer is a Vascular Surgeon and a Transplant Surgeon in Waldorf, Maryland. Dr. Schweitzer is rated as an Experienced provider by MediFind in Ureteral Reconstruction. His top areas of expertise are End-Stage Renal Disease (ESRD), Chronic Antibody-Mediated Rejection, Renovascular Hypertension, Kidney Transplant, and Simultaneous Pancreas Kidney Transplant. Dr. Schweitzer is currently accepting new patients.

David Goldstein is an Urologist in Baltimore, Maryland. Dr. Goldstein is rated as an Experienced provider by MediFind in Ureteral Reconstruction. 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.

Mohammed Haseebuddin is an Urologist in Frederick, Maryland. Dr. Haseebuddin has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in Ureteral Reconstruction. His top areas of expertise are Hydronephrosis, Obstructive Uropathy, Urinary Tract Infection in Children, Nephrectomy, and Ureteroscopy. Dr. Haseebuddin is currently accepting new patients.

Mohammad Khan is a General Surgeon in Greenbelt, Maryland. Dr. Khan is rated as an Experienced provider by MediFind in Ureteral Reconstruction. His top areas of expertise are Concussion, Delirium, Gallbladder Disease, Hernia Surgery, and Gastrostomy. Dr. Khan is currently accepting new patients.

Allen Missoi is a Radiologist in Hagerstown, Maryland. Dr. Missoi is rated as an Experienced provider by MediFind in Ureteral Reconstruction. His top areas of expertise are Ascites, Pleurisy, Pleural Effusion, Ureteral Reconstruction, and Bone Marrow Aspiration. Dr. Missoi is currently accepting new patients.

Naderge Pierre is a Colorectal Surgeon in Frederick, Maryland. Dr. Pierre is rated as an Experienced provider by MediFind in Ureteral Reconstruction. Her top areas of expertise are Pilonidal Sinus Disease, Ogilvie Syndrome, Hemorrhoids, Colostomy, and Hernia Surgery.

Jordan Angell is an Urologist in Westminster, Maryland. Dr. Angell is rated as an Experienced provider by MediFind in Ureteral Reconstruction. His top areas of expertise are Kidney Stones, UPJ Obstruction, Perirenal Abscess, Ureteroscopy, and Ureteral Reconstruction. Dr. Angell is currently accepting new patients.

Michael Witthaus is an Urologist in Silver Spring, Maryland. Dr. Witthaus is rated as an Experienced provider by MediFind in Ureteral Reconstruction. His top areas of expertise are Urethral Stricture, Peyronie Disease, Urinary Incontinence, Prostatectomy, and Ureteral Reconstruction. Dr. Witthaus is currently accepting new patients.