American Family Children's Hospital
Stephen Y. Nakada, MD, FACS close
Stephen Y. Nakada, MD, FACS

For Patients

Need help selecting a doctor?
Call the Welcome Center at
(608) 821-4819 for personal assistance.

For Referring Physicians

How to refer a patient

Stephen Y. Nakada, MD, FACS Print Friendly Page

Chair, Department of Urology
Faculty, University of Wisconsin School of Medicine and Public Health

Dr. Nakada is certified by the American Board of Urology. He is an internationally renowned expert in urinary stones disease (urolithiasis) and urologic laparoscopy. In 1997, he performed and reported the first hand-assisted laparoscopic nephrectomy, in the United States, using a sleeve. In 2001, he was named Chairman of Urology and the first David T. Uehling Chair and Professor of Urology.


In 2003, Dr. Nakada became the 15th Dornier/A.F.U.D. Award Winner for Innovative Research in Urology. He has also been named the 2004 recipient of the Gold Cystoscope Award from the American Urological Association. Dr. Nakada has served on both the Staghorn Stone Guidelines Committee and the Distal Stones Guidelines Panel of the American Urological Association and will Chair the Surgical Stone Guidelines Panel in 2013. He is currently listed in Best Doctors in America, Castle Connelly's Top Doctors, and Madison Magazine's Top Docs.


Dr. Nakada has authored or coauthored more than 200 scientfic articles and 50 book chapters, and he has edited four textbooks. He has served on the ABU/AUA Examination Committee as well as editorial boards for Urology, the Journal of Endourology and Urology Times. Dr. Nakada is the Secretary General of the Endourology Society and he is currently a member of the AUA Board of Directors, the American Association of Genitourinary Surgeons and the Clinical Society of Genitourinary Surgeons, among other societies. Dr. Nakada is also a Trustee of the American Board of Urology.



UW Health Clinics

UW Health at The American Center
(608) 440-6464 | (844) 607-4800 | Map
University Hospital
(608) 263-4757 | (800) 323-8942 | Map
University Hospital
(608) 263-4757 | (800) 323-8942 | Map

Hospital Affiliation(s)

University Hospital (primary)
Veterans Hospital - Wm. S. Middleton Memorial, UnityPoint Health - Meriter (secondary)

UW School of Medicine and Public Health

Department of Urology

Professional Certifications and Education

Board Certification Urology
Fellowship Washington University Medical Center, St. Louis, MO
Residency University of Rochester Medical Center, Rochester, NY
Internship University of Rochester Medical Center, Rochester, NY
Medical School University of Rochester School of Medicine, Rochester, NY, 1988


Madison Magazine Top Docs 2016

Best Doctors® in America 2015

Best Doctors® in America 2014

Best Doctors® in America 2013

Madison Magazine Top Docs 2012

Medical interpreters are available to help patients communicate with hospital and clinic staff. For more information, please contact interpreter services at (608) 262-9000.


Our doctors provide a wide range of services. The following list represents some, but not all, of the procedures offered by this physician.


Dr. Nakada's research focuses on pathophysiology of the ureter and all aspects of urinary stone disease. His research is currently supported by the American Urologic Association.

PubMed Articles
Bell JR Penniston KL Nakada SY . In Vitro Comparison of Stone Fragmentation When Using Various Settings with Modern Variable Pulse Holmium Lasers. J Endourol. 2017 Jul 20;
[PubMed ID: 28728505]
Klapperich ME Abel EJ Ziemlewicz TJ Best S Lubner MG Nakada SY Hinshaw JL Brace CL Lee FT Jr Wells SA . Effect of Tumor Complexity and Technique on Efficacy and Complications after Percutaneous Microwave Ablation of Stage T1a Renal Cell Carcinoma: A Single-Center, Retrospective Study. Radiology. 2017 Jul;284(1):272-280
[PubMed ID: 28076721]
Bell JR Penniston KL Nakada SY . In Vitro Comparison of Holmium Lasers: Evidence for Shorter Fragmentation Time and Decreased Retropulsion Using a Modern Variable-pulse Laser. Urology. 2017 Jun 21;
[PubMed ID: 28647563]
Bell JR Penniston KL Best SL Nakada SY . A survey of patient preferences regarding medical expulsive therapy following the SUSPEND trial. Can J Urol. 2017 Jun;24(3):8827-8831
[PubMed ID: 28646938]
Penniston KL Antonelli JA Viprakasit DP Averch TD Sivalingam S Sur RL Pais VM Jr Chew BH Bird VG Nakada SY . Validation and Reliability of the Wisconsin Stone Quality of Life Questionnaire. J Urol. 2017 May;197(5):1280-1288
[PubMed ID: 27889419]
Penniston KL Nakada SY . Use of the WISQOL Questionnaire. J Endourol. 2017 Apr;31(4):420
[PubMed ID: 28306328]
Streeper NM Wertheim ML Nakada SY Penniston KL . Cystine Stone Formers Have Impaired Health-Related Quality of Life Compared with Noncystine Stone Formers: A Case-Referent Study Piloting the Wisconsin Stone Quality of Life Questionnaire Among Patients with Cystine Stones. J Endourol. 2017 Apr;31(S1):S48-S53
[PubMed ID: 27717296]
Penniston KL Patel SR Schwahn DJ Nakada SY . Studies using a porcine model: what insights into human calcium oxalate stone formation mechanisms has this model facilitated? Urolithiasis. 2017 Feb;45(1):109-125
[PubMed ID: 27904915]
Canvasser NE Alken P Lipkin M Nakada SY Sodha HS Tepeler A Lotan Y . The economics of stone disease. World J Urol. 2017 Jan 20;
[PubMed ID: 28108799]
Jhagroo RA Nakada SY Penniston KL . Patients Attending Shared Medical Appointments for Metabolic Stone Prevention Have Decreased Stone Risk Factors. J Endourol. 2016 Nov;30(11):1262-1268
[PubMed ID: 27673722]
Grimes MD Blute ML Jr Wittmann TA Mann MA Zorn K Downs TM Shi F Jarrard DF Best SL Richards KA Nakada SY Abel EJ . A Critical Analysis of Perioperative Outcomes in Morbidly Obese Patients Following Renal Mass Surgery. Urology. 2016 Oct;96:93-98
[PubMed ID: 27339026]
Blute ML Jr Zorn K Grimes M Shi F Downs TM Jarrard DF Best SL Richards K Nakada SY Abel EJ . Extreme obesity does not predict poor cancer outcomes after surgery for renal cell cancer. BJU Int. 2016 Sep;118(3):399-407
[PubMed ID: 26589741]
Penniston KL Sninsky BC Nakada SY . Preliminary Evidence of Decreased Disease-Specific Health-Related Quality of Life in Asymptomatic Stone Patients. J Endourol. 2016 May;30 Suppl 1:S42-5
[PubMed ID: 26864746]
Streeper NM Nakada SY Wertheim ML Best SL . Preliminary Evidence Suggests Periureteral Botulinum Toxin Type A Injection Improves Ureteral Stone Passage in the Porcine Model. J Endourol. 2016 Mar;30(3):327-31
[PubMed ID: 26560963]
Lloyd GL Lim A Hamoui N Nakada SY Kielb SJ . The Use of Medical Expulsive Therapy During Pregnancy: A Worldwide Perspective Among Experts. J Endourol. 2016 Mar;30(3):354-8
[PubMed ID: 26482104]
Preminger GM Bell JR Nakada SY . Medical Expulsive Therapy is Useful for Urinary Calculi. J Urol. 2016 Mar;195(3):554-6
[PubMed ID: 26690572]
Sivalingam S Streeper NM Sehgal PD Sninsky BC Best SL Nakada SY . Does Combination Therapy with Tamsulosin and Tolterodine Improve Ureteral Stent Discomfort Compared with Tamsulosin Alone? A Double-Blind, Randomized, Controlled Trial. J Urol. 2016 Feb;195(2):385-90
[PubMed ID: 26393904]
Penniston KL Nakada SY . Treatment expectations and health-related quality of life in stone formers. Curr Opin Urol. 2016 Jan;26(1):50-5
[PubMed ID: 26626885]
Streeper NM Radtke AC Penniston KL McDermott JC Nakada SY . Percutaneous Nephrolithotomy in Patients With BMI >50: Single Surgeon Outcomes and Feasibility. Urology. 2016 Jan;87:33-9
[PubMed ID: 26456745]
Tepeler A Sninsky BC Nakada SY . Flexible ureteroscopic laser lithotripsy for upper urinary tract stone disease in patients with spinal cord injury. Urolithiasis. 2015 Nov;43(6):501-5
[PubMed ID: 25987450]