Dr. Garrett Matsunaga, M.D. received his medical degree from the University of Texas Health Science Center. Dr. Matsunaga completed his urologic surgical residency at the University of California, Irvine. He worked closely with internationally renowned urologists Dr. Ralph Clayman and Dr. Thomas Ahlering receiving specialized training in cutting-edge, minimally invasive laparoscopic, robotic, and endourologic techniques.
Dr. Garrett Matsunaga, M.D. received his medical degree from the University of Texas Health Science Center. Dr. Matsunaga completed his urologic surgical residency at the University of California, Irvine. He worked closely with internationally renowned urologists Dr. Ralph Clayman and Dr. Thomas Ahlering receiving specialized training in cutting-edge, minimally invasive laparoscopic, robotic, and endourologic techniques.
The reviews listed below were collected independently of Unio Specialty Care through rater8. Each review represents an authentic and verified patient experience.
Very friendly very knowledgeable
(2 days ago)
Feb-2026
Dr M is number one, the best of the best
(2 days ago)
Feb-2026
What a phenomenal first vist. So well prepared. And what a great administrative team. Thank you.
(5 days ago)
Feb-2026
De Matsunaga is very knowledgeable and friendly doctor, he takes the time to listen to you and your concerns, he explains what is the best treatment for your case. I am very happy to be in a hands of good doctor.
(1 week ago)
Feb-2026
Pleasant to talk to. He was thorough and quick. Answered all my questions.
(1 week ago)
Feb-2026
Dr Matsunaga has always been very informative and answers all our questions. He makes sure that you are important and your concerns matter.
(1 week ago)
Feb-2026
One of the best as he listens and provides understandable answers to your questions and honesty cares about his patients. Double thumbs up 👍 👍
(2 weeks ago)
Feb-2026
Concerned, helpful, professional
(3 weeks ago)
Feb-2026
Professional, timely, and thorough.
(3 weeks ago)
Feb-2026
A pleasure to interact with. I am an MD .
(3 weeks ago)
Feb-2026
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GU-Torrance - Earl
20911 Earl St. Suite #140 Torrance, CA
Dr. Garrett Matsunaga, M.D. graduated with honors from Brown University and received his medical degree from the University of Texas Health Science Center at San Antonio, where he was elected into Alpha Omega Alpha Honor Society.
Dr. Matsunaga completed his urologic surgical residency at the University of California, Irvine. He worked closely with internationally renowned urologists Dr. Ralph Clayman and Dr. Thomas Ahlering receiving specialized training in cutting-edge, minimally invasive laparoscopic, robotic, and endourologic techniques. He earned several awards including the Society of Laparoendoscopic Surgeons Outstanding Laparoendoscopic Resident Surgeon Award and Long Beach Veteran's Outstanding Customer Service and Outstanding Resident Awards. He has authored several book chapters on laparoscopy and robotic surgery as well as published in several peer-reviewed medical journals.
Dr. Matsunaga is Chief of Urology at Torrance Memorial Medical Center and also a member of the Medical Executive Committee. He is board-certified and, in his role as an Associate Clinical Professor at UCLA, he is involved in training UCLA residents at Harbor UCLA Medical Center.
Dr. Matsunaga was born on Kauai and raised in Honolulu, Hawaii. He is an alumnus of Iolani School, class of 1991. Before the birth of his three children he enjoyed golfing. His other interests include water sports and traveling.
Very friendly very knowledgeable
Dr M is number one, the best of the best
What a phenomenal first vist. So well prepared. And what a great administrative team. Thank you.
De Matsunaga is very knowledgeable and friendly doctor, he takes the time to listen to you and your concerns, he explains what is the best treatment for your case. I am very happy to be in a hands of good doctor.
Pleasant to talk to. He was thorough and quick. Answered all my questions.
Dr Matsunaga has always been very informative and answers all our questions. He makes sure that you are important and your concerns matter.
One of the best as he listens and provides understandable answers to your questions and honesty cares about his patients. Double thumbs up 👍 👍
Concerned, helpful, professional
Professional, timely, and thorough.
A pleasure to interact with. I am an MD .