Innovative research, continuous learning, exceptional care.
These are the principles that drive our mission, brought to life by the dedicated professionals who make that mission a reality every day.
The UW Department of Urology is made up of an experienced and skilled team committed to providing the highest level of care while advancing innovative treatments, driving research, and shaping future leaders in urology.
Many of our fellowship-trained faculty members are recognized among the Castle Connolly Top Doctors and Madison Magazine Top Doctors, reflecting their exceptional expertise. Our diverse team of specialty-trained urologists perform thousands of complex and unique procedures each year. However, our true measure of success lies in the care of each individual patient.
Physician Faculty
E. Jason Abel, MD, FACS
Credentials: Professor (CHS)
Head, Section of Urologic Oncology
Robert and Dolores K. Schnoes Chair in Urologic Research
Dyad Lead, Inpatient Urology
Position title: Specialties: Minimally Invasive Surgery, Urologic Oncology
Clinical Information at UW Health
Email:
abel
Phone: (608) 263-4563
Ali Antar, MD
Credentials: Assistant Professor (CHS)
Position title: Specialties: Adult Stone Disease, Minimally Invasive Surgery
Clinical Information at UW Health
Email:
aantar
Phone: (608) 262-5440
Vinaya Bhatia, MD
Credentials: Assistant Professor (CHS)
Director of Medical Student Programs
Position title: Specialty: Pediatric Urology
Clinical Information at UW Health
Email:
bhatia
Phone: (608) 263-9534
Shannon T. Cannon, MD
Credentials: Assistant Professor (CHS)
Director of DEI, Urology
Position title: Specialty: Pediatric Urology
Clinical Information at UW Health
Email:
cannon
Phone: (608) 262-5440
Kristin Ebert, MD
Credentials: Assistant Professor (CHS)
Co-Director of Simulation Education
Position title: Specialties: Pediatric Urology
Clinical Information at UW Health
Email:
ebert
Phone: (608) 262-0475
Walid Farhat, MD,
GPLLM, FRCSC, FAAP, FACS
Credentials: Professor (CHS)
Chief, Division of Pediatric Urology
Mark and Karen Koulogeorge Chair in Urology
Director of Global Urology
Position title: Specialties: Pediatric Urology
Clinical Information at UW Health
Email:
farhat
Phone: (608) 262-0475
Dan R. Gralnek, MD
Credentials: Associate Professor (CHS)
Director of HoLEP Program
Position title: Specialties: Benign Prostatic Hyperplasia (BPH), General Urology
Clinical Information at UW Health
Email:
gralnek
Phone: (608) 262-0759
Matthew D. Grimes, MD
Credentials: Assistant Professor (CHS)
Position title: Specialties: Genitourinary Reconstruction, Male Sexual Health
Clinical Information at UW Health
Email:
grimes
Phone: (608) 265-8574
David F. Jarrard, MD
Credentials: Professor
Vice Chair in Urology
John P. Livesey Chair in Urologic Oncology
Position title: Specialties: Minimally Invasive Surgery, Urologic Oncology
Clinical Information at UW Health
Email:
jarrard
Phone: (608) 263-4563
Margaret Knoedler, MD
Credentials: Assistant Professor (CHS)
Position title: Specialties: Adult Stone Disease, Minimally Invasive Surgery
Clinical Information at UW Health
Email:
knoedler
Phone: (608) 265-8574
Elizabeth Koehne, MD
Credentials: Assistant Professor (CHS)
Position title: Specialties: Urologic Oncology, Minimally Invasive Surgery
Clinical Information at UW Health
Email:
koehne
Craig J. Kozler, MD
Credentials: Assistant Professor (CT)
Position title: Specialties: General Urology
Clinical Information at UW Health
Email:
kozler
Phone: (608) 263-9534
Frank Lin, MD, MS
Credentials: Assistant Professor (CHS)
Co-Director of Simulation Education
Assistant Urology Residency Program Director – UnityPoint Meriter Hospital
Position title: Specialties: Urogynecology and Reconstructive Pelvic Surgery, Minimally Invasive Surgery
Clinical Information at UW Health
Email:
lin
Phone: (608) 265-8574
Christopher M. Manakas, MD
Credentials: Assistant Professor (CHS)
UW Health Physician Informaticist, Urology
Position title: Specialties: Benign Prostatic Hyperplasia (BPH), General Urology
Clinical Information at UW Health
Email:
manakas
Phone: (608) 263-9534
Sarah E. McAchran, MD, FACS
Credentials: Associate Professor (CHS)
Vice Chair for Faculty Development and Wellness
Dyad Lead, Outpatient Urology
Position title: Specialties: Urogynecology and Reconstructive Pelvic Surgery
Clinical Information at UW Health
Email:
mcachran
Phone: (608) 265-8574
Stephen Y Nakada, MD,
FACS, FRCS
Credentials: Professor
Chairman, Department of Urology
The David T. Uehling Chair in Urology
Chief Administrative Physician, UWMF Practice Plan
Position title: Specialties: Adult Stone Disease
Clinical Information at UW Health
Email:
nakada
Phone: (608) 263-1359
David R. Paolone, MD
Credentials: Associate Professor (CHS)
Vice Chair for Regional Urology
Position title: Specialties: General Urology, Male Sexual Health
Clinical Information at UW Health
Email:
david.paolone
Phone: (608) 262-5440
Kyle A. Richards, MD, FACS
Credentials: Associate Professor (CHS)
Associate Residency Program Director
Position title: Specialties: Urologic Oncology, Minimally Invasive Surgery
Clinical Information at UW Health
Email:
richardsk
Phone: (608) 262-0759
Michael C. Risk, MD, PhD
Credentials: Associate Professor (CHS)
Chief of VA Urology
Position title: Specialties: Urologic Oncology, Minimally Invasive Surgery
Clinical Information at UW Health
Email:
risk
Phone: (608) 262-0759
Javier Santiago, MD
Credentials: Assistant Professor (CHS)
Position title: Specialties: Neurourology, Genitourinary Reconstruction
Clinical Information at UW Health
Email:
santiago
Emily Serrell, MD
Credentials: Assistant Professor (CHS)
Position title: Specialties: Adult Stone Disease, Minimally Invasive Surgery
Clinical Information at UW Health
Email:
serrell
Daniel Shapiro, MD, FACS
Credentials: Assistant Professor
Position title: Specialties: Urologic Oncology, Minimally Invasive Surgery
Clinical Information at UW Health
Email:
shapiro
Phone: (608) 262-5440
Daniel H. Williams IV, MD
Credentials: Professor (CHS)
Vice Chair for Education
Residency Program Director
UWMF Professor in Clinical Urology
Position title: Specialties: Male Infertility, Male Sexual Health
Clinical Information at UW Health
Email:
williams
Phone: (608) 263-4563
Research Faculty
Johanna Hannan, PhD
Credentials: Visiting Associate Professor
Email:
hannan
Phone: (608) 265-9822
William Ricke, PhD
Credentials: Professor
Department of Urology Research Professor
Director of the George M. O’Brien Center
Email:
rickew
Phone: (608) 265-3202
Scientists
Kristina Penniston, PhD
Credentials: Distinguished Scientist
Email:
penn
Phone: (608) 265-9797
Researchers
Glenn Allen, MPH
Credentials: Senior Researcher
Email:
alleng
Phone: (608) 262.3635
Emily Ricke, MS
Credentials: Distinguished Researcher
Ricke Lab
Email:
ricke
Phone: (608) 265-3278
Advanced Practice Providers
Andrea Christensen, NP
Credentials: Nurse Practitioner
Email:
achristensen
Phone: (608) 263-4757
Ashli Ellison, NP
Credentials: Nurse Practitioner
Email:
AEllison
Phone: (608) 263-4757
Jennika L. Finup, NP
Credentials: Pediatric Nurse Practitioner
Email:
JFinup
Phone: (608) 263-6420
Tayler Garvey, NP
Credentials: Pediatric Nurse Practitioner
Email:
tgarvey
Phone: (608) 263-6420
Laura Hermsen, PA
Credentials: Physician Assistant
Email:
LHermsen
Phone: (608) 263-4757
Sara Hermsen, PA
Credentials: Physician Assistant
Email:
SHermsen
Phone: (608) 287-2900
Allison Heroux, PA
Credentials: Physician Assistant
Email:
aheroux
Phone: (608) 263-4757
Bunmi Kumapayi, RN, MS,
APNP, BC-NP
Credentials: Nurse Practitioner
Email:
bkumapayi
Phone: (608) 263-4757
Mya Lonnebotn, PA
Credentials: Physician Assistant
Email:
mlonnebotn
Phone: (608) 263-4757
Jacob MacDowell, MPAS, PA
Credentials: Physician Assistant
Email:
jmacdowell
Phone: (608) 263-4757
Kali Mesdjian, MSN-RN, CPNP-PC
Credentials: Pediatric Nurse Practitioner
Email:
KMesdjian
Phone: (608) 263-6420
Mikaela Morrison, PA
Credentials: Physician Assistant
Email:
mmorrison2
Phone: (608) 263-4757
Madeleine Rapisarda, NP
Credentials: Nurse Practitioner
Email:
mrapisarda
Phone: (608) 263-4757
Sarah Reiels, NP
Credentials: Pediatric Nurse Practitioner
Email:
sreiels
Phone: (608) 263-6420
Sadie Siarkiewicz, MPAS
Credentials: Physician Assistant
Email:
SSiarkiewicz
Phone: (608) 287-2900
Rachel Stanley, PA
Credentials: Physician Assistant
Email:
rstanley
Phone: (608) 263-4757
Yesenia Weaver, NP
Credentials: Nurse Practitioner
Email:
yweaver
Phone: (608) 263-4757
Fellows
Residents
Emily Davidson, MD
Credentials: PGY-4
University of Wisconsin School of Medicine and Public Health, 2021
Emily Ellmann, MD
Credentials: PGY-3
Jacobs School of Medicine and Biomedical Sciences at the University of Buffalo, 2022
Megan Roedel, MD
Credentials: PGY-3
University of Wisconsin School of Medicine and Public Health, 2022
Affiliate Faculty Researchers
Wei Huang, PhD
Credentials: Professor (CHS), Pathology
Email:
whuang23
Phone: (608) 262-5787
Chad Vezina, PhD
Credentials: Associate Professor
Department of Comparative Biosciences
School of Veterinary Medicine
O’Brien Center Associate Director
Email:
cmvezina
Phone: (408) 890-3235
Rehired Annuitants
Staff
Katie Apfelbeck
Credentials: Medical Program Assistant
Position title: Administrative support for
Drs. Gralnek, Koehne, Richards, and Risk
Email:
apfelbeck
Phone: (608) 262-0759
Haley Bryte
Credentials: Medical Program Assistant
Position title: Administrative support for
Drs. Bhatia, Cost, Kozler, Manakas, and Santiago
Email:
bryte
Phone: (608) 263-9534
Debi Burkhardt
Credentials: Supervising Medical Program Assistant
Position title: Administrative support for Drs. Abel, Best, Jarrard, and Williams
Email:
burkhardt
Phone: (608) 263-4563
Mariana Coughlin
Credentials: Research Program Coordinator
Position title: Collaborating for the Advancement of Interdisciplinary Research in Benign Urology (CAIRIBU), NIH/NIDDK U24 Interactions Core
Email:
mcoughlin3
Stephen J. Hall, MBA, CPA
Credentials: Chief Administrative Officer, Urology
Email:
hall
Phone: (608) 263-9032
Valarie Kratochwill
Credentials: Administrative Coordinator
Position title: Administrative support for
Drs. Grimes, Knoedler, Lin, and McAchran, and Chief Administrative Officer Stephen Hall
Email:
kratochwill
Phone: (608) 265-8574
Tricia A. Maier
Credentials: Senior Executive Assistant
Position title: Administrative support for
Dr. Stephen Y. Nakada
and Dr. Andrew Graf
Email:
maier
Phone: (608) 263-1359
Christina Marcinske, MBA
Credentials: Development Coordinator
Email:
brugger
Phone: (608) 262-0043
Laura McCarty, MSc
Credentials: Associate Director, Clinical and Sponsored Programs and Grants
Email:
mccarty
Sandra L. Miller
Credentials: Senior Communications Manager
Email:
smiller
Phone: (608) 265-8695
Denise A. Mussehl
Credentials: Educational Programs Manager
Email:
mussehl
Phone: (608) 265-2910
Anna Peacock
Credentials: Education Coordinator
Email:
peacock
Phone: (608) 263-1363
Julie Rowe
Credentials: Senior Medical Program Assistant
Pediatric Urology Division Coordinator
Position title: Administrative support for Drs. Farhat and Ebert
Email:
rowej
Phone: (608) 262-0475
Lori Uttech-Hanson
Credentials: Clinical Research Center Administrator
Position title: Pre-Award Research Administrator
Email:
uttechhanson
Phone: (920) 296-5930
Deja Vieau
Credentials: Medical Program Assistant
Position title: Administrative support for
Drs. Antar, Cannon, Paolone, Serrell, and Shapiro
Email:
vieau
Phone: (608) 262-5440
Abby Wiedmer
Credentials: Lead Clinical Research Coordinator
Email:
wiedmer
Phone: (608) 265-9172