Overview
Dr. Litvak received his undergraduate degree with distinction from the University of Michigan. He received his medical degree from the University of Maryland School of Medicine where he was honored with the Bradley A. Gaither Award for Excellence in Genitourinary Surgery. Dr. Litvak completed his residency in urological surgery at the Boston University School of Medicine where he served as chief resident. In 2005, Dr. Litvak joined Urological Consultants. Shortly thereafter he initiated the laparoscopic urology program at Suburban Hospital where he performed the first laparoscopic nephrectomy. In 2008, he and Dr. Radolinski initiated the Robotic Surgery program at Suburban Hospital. Dr. Litvak has published numerous journal articles and meeting abstracts on a wide array of urological topics. He has also authored several chapters in textbooks of urological surgery. He has taught courses in minimally invasive surgery both domestically and abroad. Dr. Litvak is honored to be recognized by his peers as one of the areas top urologists by receiving the Washingtonian Magazine’s Top Doctors Award.
Dr. Litvak is rated as an Advanced provider by MediFind in the treatment of Urethral Stricture. His top areas of expertise are Enlarged Prostate (BPH), Congenital Mesoblastic Nephroma, Obstructive Uropathy, Reconstructive Urology Surgery, and Nephrectomy.
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
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- 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
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
6410 Rockledge Drive, Suite 503, Suite 503, Bethesda, MD 20817
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.
Howard University
Jeremy Tonkin is an Urologist in Washington, Washington, D.c.. Dr. Tonkin is rated as an Advanced provider by MediFind in the treatment of Urethral Stricture. His top areas of expertise are Urethral Stricture, Urinary Incontinence, Enlarged Prostate (BPH), Ureteroscopy, and Reconstructive Urology Surgery.
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
- Congenital Mesoblastic NephromaDr. Litvak isDistinguished. Learn about Congenital Mesoblastic Nephroma.
- Enlarged Prostate (BPH)Dr. Litvak isDistinguished. Learn about Enlarged Prostate (BPH).
- Obstructive UropathyDr. Litvak isDistinguished. Learn about Obstructive Uropathy.
- UreteroceleDr. Litvak isDistinguished. Learn about Ureterocele.
- Advanced
- BalanitisDr. Litvak isAdvanced. Learn about Balanitis.
- Bilateral HydronephrosisDr. Litvak isAdvanced. Learn about Bilateral Hydronephrosis.
- Bladder Outlet ObstructionDr. Litvak isAdvanced. Learn about Bladder Outlet Obstruction.
- Bladder StonesDr. Litvak isAdvanced. Learn about Bladder Stones.
- BoilsDr. Litvak isAdvanced. Learn about Boils.
- CarbuncleDr. Litvak isAdvanced. Learn about Carbuncle.
- Experienced
- AcrospiromaDr. Litvak isExperienced. Learn about Acrospiroma.
- Acute CystitisDr. Litvak isExperienced. Learn about Acute Cystitis.
- Bacterial ProstatitisDr. Litvak isExperienced. Learn about Bacterial Prostatitis.
- Bladder CancerDr. Litvak isExperienced. Learn about Bladder Cancer.
- ChoriocarcinomaDr. Litvak isExperienced. Learn about Choriocarcinoma.
- Eosinophilic CystitisDr. Litvak isExperienced. Learn about Eosinophilic Cystitis.