Overview
Michael Witthaus is an Urologist in Silver Spring, Maryland. Dr. Witthaus is rated as a Distinguished provider by MediFind in the treatment of Urethral Stricture. His top areas of expertise are Urethral Stricture, Peyronie Disease, Urinary Incontinence, Prostatectomy, and Ureteral Reconstruction. Dr. Witthaus is currently accepting new patients.
His clinical research consists of co-authoring 18 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 2 articles in the study of Urethral Stricture.
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
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- POS
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE-MEDICAID PLAN
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
3801 International Dr, Suite 310, Silver Spring, MD 20906
1838 Greene Tree Rd, Suite 460, Baltimore, MD 21208
6535 N Charles St, Suite 625, Baltimore, MD 21204
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.
Wellspan Medical Group
Ramon Virasoro is an Urologist in York, Pennsylvania. Dr. Virasoro is rated as a Distinguished provider by MediFind in the treatment of Urethral Stricture. His top areas of expertise are Urethral Stricture, Neurogenic Bladder, Urinary Incontinence, Reconstructive Urology Surgery, and Ureteroscopy. Dr. Virasoro is currently accepting new patients.
Medstar Medical Group Ii LLC
Krishnan Venkatesan is an Urologist in Baltimore, Maryland. Dr. Venkatesan is rated as a Distinguished provider by MediFind in the treatment of Urethral Stricture. His top areas of expertise are Urethral Stricture, Bladder Outlet Obstruction, Neurogenic Bladder, Reconstructive Urology Surgery, and Ureteroscopy. Dr. Venkatesan is currently accepting new patients.
Johns Hopkins Bayview Medical Center
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 a Distinguished provider by MediFind in the treatment of Urethral Stricture. His top areas of expertise are Urethral Stricture, Hydronephrosis, Obstructive Uropathy, Prostatectomy, and Lithotripsy.
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
- Urethral StrictureDr. Witthaus isDistinguished. Learn about Urethral Stricture.
- Advanced
- Enlarged Prostate (BPH)Dr. Witthaus isAdvanced. Learn about Enlarged Prostate (BPH).
- Intussusception in ChildrenDr. Witthaus isAdvanced. Learn about Intussusception in Children.
- Peyronie DiseaseDr. Witthaus isAdvanced. Learn about Peyronie Disease.
- Retroperitoneal FibrosisDr. Witthaus isAdvanced. Learn about Retroperitoneal Fibrosis.
- Urinary IncontinenceDr. Witthaus isAdvanced. Learn about Urinary Incontinence.
- Experienced
- Acute CystitisDr. Witthaus isExperienced. Learn about Acute Cystitis.
- Asymptomatic BacteriuriaDr. Witthaus isExperienced. Learn about Asymptomatic Bacteriuria.
- BalanitisDr. Witthaus isExperienced. Learn about Balanitis.
- Bilateral HydronephrosisDr. Witthaus isExperienced. Learn about Bilateral Hydronephrosis.
- Bladder Outlet ObstructionDr. Witthaus isExperienced. Learn about Bladder Outlet Obstruction.
- Bladder StonesDr. Witthaus isExperienced. Learn about Bladder Stones.