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St. Luke's Cancer Institute – Urologic Oncology

The urologic oncology clinic at St. Luke's Cancer Institute is the only one of its kind in Idaho, bringing you the most advanced expertise in the region. We’re dedicated to bringing you the highest level of care for urologic malignancies, including prostate, kidney, bladder, testis, and penile cancer. Our highly skilled, fellowship trained surgeon, Dr. Stephen Brassell, performs a wide range of robotic (da Vinci®) and open surgeries, including:

  • Prostatectomy
  • Nephrectomy
  • Cystectomy
  • Adrenalectomy
  • Retroperitoneal lymph node dissection
Throughout your cancer journey, we’ll work closely with your broader team of providers to ensure you’re supported every step of the way.
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If you have a medical emergency, do not use online scheduling. Call 911 or proceed to your nearest emergency department. If you require immediate assistance for a non-emergency condition, please contact the clinic directly by phone.

Providers

  • Stephen A. Brassell, MD

    Urologic Oncology

    Biography

    Stephen A. Brassell, MD, FACS is a urologic oncologist with expertise in minimally invasive and robotic surgery and the management of complex urologic cancers. 

    During his Army career, Dr. Brassell completed an internship at Walter Reed Army Medical Center, followed by two years as battalion surgeon with the 10th Special Forces Group. While at Walter Reed he also served as a urologic oncologist, and was appointed the Associate Director of the Center for Prostate Disease Research, a multi-institutional national prostate cancer program, and Assistant Professor at the Uniformed Services University of the Health Sciences.

    His military courses include airborne, flight surgery, dive medical, and cold weather/mountain warfare training. He has received a Meritorious Service Medal and Army Commendation Medal among other awards. Dr. Brassell chaired over 30 research studies and has published and presented over 70 articles in the urologic literature with a focus on urologic cancer.

    • Robotic and open prostatectomy
    • Robotic and open nephrectomy
    • Robotic and open partial nephrectomy
    • Robotic and open radical cystectomy
    • Robotic and open partial cystectomy
    • Robotic and open excision of retroperitoneal tumors
    • Robotic and open adrenalectomy
    • Robotic and open ureteral surgery
    • Radical orchiectomy
    • Retroperitoneal lymph node dissection
    • Penectomy and organ sparing approaches to penile cancer
    • Inguinal lymph node dissection
    • Excision of any genitourinary malignancy

    Availability

    Accepting new patients
  • Derek Derkacs, PA-C

    Derek Derkacs, PA-C

    Urologic Oncology

    Biography

    Derek Derkacs, PA-C has experience in family practice, general surgery, orthopedics, and urology.

    Derek earned his bachelor's degree in nutrition and dietetics from the University of Northern Colorado, and his master's of degree in physician assistant studies from the University of Utah Physician Assistant Program. He also serves as an aeromedical physician assistant in the Idaho Army National Guard.

    In his free time, Derek enjoys spending time with his family and running.

    Availability

    Accepting new patients
    • St. Luke's Health Partner
      St. Luke's Health Partner

      These providers work together to achieve patient-centered care, using proven best practices to offer better care to you and your family.

      see full profile

    • Specialties, Conditions & Treatments

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Procedures & Treatments

  • Surgery for Urologic Cancer

    Minimally invasive and robotic surgery for prostate, bladder, kidney, testis, penile, and urinary tract cancers.

Clinical Trials at St. Luke's Cancer Institute

Access to Cancer Research

Through our participation in regional and national clinical research studies, St. Luke’s Cancer Institute is able to bring trial opportunities to our adult and pediatric patients that are on the leading edge of cancer care. You may participate in many of the same clinical trials as patients at the most-respected cancer centers in the world, including Mayo Clinic and MD Anderson Cancer Center.

Learn more about research at St. Luke's Cancer Institute

Find a Clinical Trial at St. Luke's Cancer Institute

Supportive Oncology

Caring for the Whole Person

Supportive oncology is an integral part of the St. Luke’s Cancer Institute philosophy that healing comes from caring for the whole person, not just the disease.


You can count on a team of experts who will work alongside your physicians to help you and your family be as strong and stable as possible during your cancer diagnosis, treatment and beyond.


Learn more about our supportive oncology services

Access Your Mobile Medical Record Anytime, Anywhere

Sign up for a myChart account today!

With myChart, you’re able to view test results, contact your provider, request medication refills, schedule appointments and more. We encourage you to sign up for easy access to the tools and information you need to proactively manage your health. You can also set up online proxy access requests for medical records of children, spouses, or dependents.


There's also an easy-to-use myChart app available for your mobile devices!

Learn more about myChart
Picture Your Health.

How do you define health? Physical? Mental? Social? Health goes beyond medical care. It's how we take care of ourselves, how we interact with our communities, how we take care of each other.

Let St. Luke's support your health, however you define it.

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Contact Us In Meridian (208) 706-5000