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.
We needed to email. Some reports, the address we were given is not correct. Please send me the correct email address.
(5 days ago)
Apr-2026
Had fantastic bedside manner!! he was kind, friendly, had a smile on his face and he assured me not to be concerned, and explained everything so I can understand- HIGHLY recommend! Thank you Dr. M :))
(1 week ago)
Apr-2026
Great Doctor
(1 week ago)
Mar-2026
I am so happy with my care with Dr. Matsunaga and staff at Unio specialty. He has been my physician for over 10 years and even tho I wish I didn’t have to see him… when I do, I know I am being treated with amazing care and professionalism.
(1 week ago)
Mar-2026
Always thorough and offers excellent support
(1 week ago)
Mar-2026
Top 3 doctors I have visited. I am older so I have seen a few, this doctor answered all my questions before I asked. Staff was friendly also helps
(2 weeks ago)
Mar-2026
I wonderful doctor who I had many years ago.
(3 weeks ago)
Mar-2026
Dr. Is very professional, friendly and is reassuring. I know I’m in good hands
(3 weeks ago)
Mar-2026
Informative, answered my questions clearly. Very nice.
(3 weeks ago)
Mar-2026
Always an excellent experience seeing Dr. Matsunaga. I always have a very comforting experience and never feel overwhelmed. I’m always relaxed with him. He has a phenomenal personality and I wouldn’t trade him for any other urologist. Thank you, Dr. Matsunaga.
(3 weeks ago)
Mar-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.
We needed to email. Some reports, the address we were given is not correct. Please send me the correct email address.
Had fantastic bedside manner!! he was kind, friendly, had a smile on his face and he assured me not to be concerned, and explained everything so I can understand- HIGHLY recommend! Thank you Dr. M :))
Great Doctor
I am so happy with my care with Dr. Matsunaga and staff at Unio specialty. He has been my physician for over 10 years and even tho I wish I didn’t have to see him… when I do, I know I am being treated with amazing care and professionalism.
Always thorough and offers excellent support
Top 3 doctors I have visited. I am older so I have seen a few, this doctor answered all my questions before I asked. Staff was friendly also helps
I wonderful doctor who I had many years ago.
Dr. Is very professional, friendly and is reassuring. I know I’m in good hands
Informative, answered my questions clearly. Very nice.
Always an excellent experience seeing Dr. Matsunaga. I always have a very comforting experience and never feel overwhelmed. I’m always relaxed with him. He has a phenomenal personality and I wouldn’t trade him for any other urologist. Thank you, Dr. Matsunaga.