Dr. Damian Sorce has practiced urology in Denver since 2008. He practices general urology with a major focus on prostate cancer. He founded and leads the Advanced Prostate Cancer Clinic for Colorado Urology, offering patients with localized high risk and metastatic prostate cancer cutting edge therapies such as Provenge, Xiofigo, Keytruda and Pluvicto.

Matt Tomm, PA-C, works at the Lone Tree/Parker office of Colorado Urology. His specialties include men's sexual health, low testosterone, benign prostatic hyperplasia (BPH), and kidney stones. After graduating from the University of Minnesota with a major in accounting, Matt briefly worked as an international tax consultant before deciding to pursue a career as a PA. His previous medical experience includes working as an emergency medical technician at the University of Minnesota and as an emergency room technician at Park Nicollet Methodist Hospital in Minnesota. He went on to graduate from Tufts University School of Medicine with a master's degree in medical science through the physician assistant program.

Katie Kowalk, PA-C, joined Colorado Urology in December 2020 and cares for patients' urologic needs in the Lone Tree/Parker and Aurora offices. Katie works closely with Drs. Sorce, Greenfield, Ledgerwood, Sarram, Huff, and Gourley. She specializes in BPH, kidney stones, UTIs, hematuria, bladder cancer, prostate cancer, female pelvic health, incontinence, and vaginal prolapse. She performs procedures including PTNS, catheter management, pessaries, Testopel placement, ADT therapy, and BCG instillment.

Colorado Urology, a United Urology Group affiliate, is the region's premier urology practice with more than 20 urologists and a team of Advanced Practice Providers serving patients at 11 medical offices throughout Boulder, Castle Rock, and the Denver metropolitan area. Colorado Urology provides a comprehensive array of urologic services to patients. The integrated approach to urologic care provides patients with access to experienced specialists, a comprehensive support team of healthcare professionals, innovative diagnostic tools, and highly advanced treatments and therapies.

Dr. Eric Gourley joined Colorado Urology in September 2020 after completing his surgery internship and urology residency at the University of Texas Health Science Center in San Antonio TX. He completed his Doctor of Medicine degree at the University of Kansas School of Medicine in Kansas City, KS.

Lauren Sheffield, PA-C is a board-certified physician assistant. She works closely with Drs. Merrill, Sorce, Greenfield, Ledgerwood, Sarram, Huff, and Gourley in the Lone Tree and Aurora offices. Lauren's practice focuses on bladder cancer in addition to general urology. Her goal is to provide patient education that allows them to make a well informed decision and feel comfortable with their treatment choices.

Dr. Sarram joined Advanced Urology, now Colorado Urology, in September 2002. He formerly was the Medical Staff President at The Medical Center of Aurora and the President of the Rocky Mountain Urological Society. He was previously Chair of the President's Council for the HealthOne Hospital system from 2017 to 2019 and is currently a Board member. Dr. Sarram is fellowship trained in laparoscopic surgery and has advanced training in minimally invasive robotic surgery and vasectomy reversal.

Daniel Humer, PA-C is a board-certified physician assistant. He works closely with Drs. Sorce, Greenfield, Ledgerwood, Sarram, Huff, and Gourley in the practice's Parker/Lone Tree and Aurora offices. Daniel's areas of specialty include prostate cancer, BPH, men's sexual health, and stone disease. His focus is on partnering with and educating patients so they can make the best decision for treatment.

Dr. Suzanne B. Merrill is a board-certified urologist who is fellowship trained in Urologic Oncology. She specializes in the treatment of all primary and recurrent cancers of the urinary tract, including bladder, upper tract/urothelial, kidney, prostate, testicular, adrenal, and penile cancer. Dr. Merrill utilizes numerous