Our greatest satisfaction comes from taking care of our patients. Our goal is to provide them with the highest level of expertise, as well as continuity of care. Our years of experience have provided us with unique skills that we can offer in a compassionate, comfortable, clean, and safe environment.

Our Physicians

Dudley S. Danoff, MD, FACS
Dudley S. Danoff, MD, FACS

Dr. Dudley Danoff was born and raised in Brooklyn, New York. He attended Princeton University, graduating Phi Beta Kappa and Summa Cum Laude, where he was also a member of the Scientific Honorary Society – Sigma XI. He received his medical training. He received his medical training at Yale University School of Medicine, graduating with the highest honors and becoming a member of the Alpha Omega Alpha Medical Honorary Society. He completed his internship at Columbia-Presbyterian Medical Center, then returned to the Yale-New Haven Medical Center for additional training in general surgery. He completed his urologic training and fellowship at Columbia-Presbyterian Medical Center in New York City. Following this, Dr. Danoff served in the United States Air Force with the rank of Major.  Read Full Bio

Stephen A. Sacks, MD, FACS
Stephen A. Sacks, MD, FACS

Following completion of his undergraduate studies at the University of California at Los Angeles (UCLA), Dr. Sacks graduated from the University of Southern California School of Medicine (USC) with highest honors (AOA). His surgical residency training was interrupted by the Vietnam conflict. Serving in the United States Navy, Dr. Sacks rose to the rank of Lieutenant Commander and became the Medical Officer for the Amphibious Forces of the Unites States Seventh Fleet. For his distinquished service in Vietnam, Dr. Sacks was awarded a Navy Citation.  Read Full Bio

Arnold C. Cinman, MD, FACS
Arnold C. Cinman, MD, FACS

After completing a residency in urology and surgery in South Africa, Dr. Cinman completed a Fellowship in Advanced Clinical Urology at UCLA School of Medicine where he has held the position of Assistant Clinical Professor of Urology. He is a Fellow of American College of Surgeons, a Fellow of the Royal College of Surgeons of Edinburgh and a Fellow of the College of Medicine with Urology (South Africa). He has served as the Chief of Urology and Vice-chief of Sugery at Cedars-Sinai Medical Center.  Read Full Bio

Gary E. Leach, MD
Gary E. Leach, MD

Dr. Leach, former Chief of the Department of Urology and Director of the Urodynamics Laboratory at Kaiser Los Angeles Medical Center, is a respected domestic and international leader within the local urology community. Dr. Leach is also registered in the text: “The Best Doctors in America.” He completed his medical training at Wayne State University in Detroit, Michigan.  Read Full Bio

Matthew H.T. Bui, MD, PhD
Matthew H.T. Bui, MD, PhD

Dr. Matthew Bui was born in Saigon, Vietnam in 1968. He and his family barely escaped during the surrender of Vietnam in 1975 and came to the US as refugees. Dr. Bui grew up in Lancaster, Pennsylvania where he attended Franklin and Marshall College. He majored in Physics and graduated as valedictorian with Summa Cum Laude. In 1998, Dr. Bui attended the Yale School of Medicine in the Medical Scientists Training Program and earned both the M.D. and Ph.D. degrees. Subsequently, Dr. Bui did his urology residency at UCLA where he earned accolades for his scientific research in kidney cancer.  Read Full Bio

Christopher S. Ng, MD
Christopher S. Ng, MD

Dr. Christopher Ng was born and raised in Portland, Oregon. He traded rain for shine to attend the accelerated biomedical sciences program at the University of California at Riverside. He received his medical degree from UCLA School of Medicine, where he was awarded an American Federation of Aging Research Fellowship to study erectile dysfunction and earned the Dean’s Award for outstanding thesis. Dr. Ng then traded sun for snow during his urology residency training at the Cleveland Clinic Foundation. His extensive study of the immunology of kidney cancer was recognized with the First Place Award in Basic Science Research from the Ohio Urological Society. Upon graduation, he was honored with the George and Grace Crile Traveling Fellowship Award, in recognition of meritorious performance in the field of surgery.  Read Full Bio

David Y. Josephson, MD, FACS
David Y. Josephson, MD, FACS

Dr. David Josephson, a pioneer and expert in robotic surgery is unique in that he is one of very few urologic surgeons in the country who have extensive fellowship training in both open and minimally invasive techniques for the management of complex urologic disorders. He completed a urologic oncology and reconstructive urology fellowship at USC/Norris Comprehensive Cancer Center where he was also a Clinical Instructor of Urology. He subsequently had fellowship training in advanced laparoscopy and robotic surgery at City of Hope. He was recruited to stay at City of Hope, and became the Program Director of the Urologic Oncology and Robotic Surgery Fellowship. Prior to being recruited to the Tower Urology Institute of Minimally Invasive Surgery, he served as the Surgical Director of the Kidney Cancer Program at City of Hope helping establish innovative techniques to perform nephron- sparing surgery with minimal or no ischemia.  Read Full Bio

Premal J. Desai, MD
Premal J. Desai, MD

A recognized expert in laparoscopic and robotic surgery for urologic cancers, Dr. Desai completed his post residency fellowship training at the Mayo Clinic in Arizona with specialization in prostate, bladder and kidney cancer. During his time and the Mayo Clinic, Dr. Desai became an assistant professor or Urology.  Read Full Bio

Shraga David Katz, PA-C
Shraga David Katz, PA-C

Shraga David Katz graduated in 1974 from UCLA with a Bachelor of Science in Chemistry and in 1979 from the USC School of Medicine PA program. He has been involved in the specialty of erectile dysfunction (ED) and its treatment since 1985. He is in charge of the erectile dysfunction aspect of the Tower Urology, a well-established practice of seven urologists in Los Angeles. He performs diagnostic evaluations and handles ED treatment protocols at Tower Urology. Additionally, he conducts research in the field of ED study as well as other urological clinical trials.  Read Full Bio

Susan Rusnack, MD
Susan Rusnack, MD

Dr. Susan Rusnack is a native of the Pasadena area, where she attended the Polytechnic School. She was awarded a Bachelors Degree from Rice University and continued on to Jefferson Medical College to earn her M.D.  Dr. Rusnack completed her urology residency and served as Chief Resident at Columbia University – New York Presbyterian Hospital. She continued her training at Mount Sinai Medical Center, completing a laparoscopic and robotic surgery fellowship.  Read Full Bio

Justin Houman, MD
Justin Houman, MD

Dr. Justin Houman is a urologist and fellowship-trained Male Reproductive Medicine and Surgery specialist, whose practice is focused on men’s health, include male hormone management, sexual and ejaculatory dysfunction, male fertility, male incontinence, and Peyronie’s disease. As a minimally-invasive microscopic surgeon, he specializes in microsurgical varicocelectomies, vasectomy reversals, sperm retrievals, penile implants, Peyronie’s disease, and male incontinence. Dr. Houman’s practice is centered on enhancing men’s quality of life through hormone management, improving sexual function, and achieving reproductive goals. Read Full Bio