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Jonathan Lim Yamzon,

M.D.

Urologic Oncology Surgeon

5 (133 Ratings)
Biography photo
Location
City of Hope Comprehensive Cancer Center - Duarte
1500 East Duarte Road
Duarte, CA 91010
Specialties
Urology and Urologic Oncology
Genitourinary Oncology
Genitourinary Surgery
Education
Medical school:
  • 2004, Bachelor of Science, bioengineering, cum laude, Keck School of Medicine of USC, Doctor of Medicine
Residency:

2004-2010, Los Angeles County/University of Southern California, Residency in Urology

Academic Appointments
  • Associate Clinical Professor, Division of Urology and Urologic Oncology, Department of Surgery
  • Associate Chief Medical Information Officer
About Me

Since 2011, Jonathan Lim Yamzon, M.D., has called City of Hope® Cancer Center Duarte home. There, he performs both traditional (open) and minimally invasive surgeries to treat various urologic cancers. He also specializes in robotic-assisted surgery, having completed a fellowship in this technique during at City of Hope. 

A graduate of the Keck School of Medicine at USC, Dr. Yamzon focuses on treating cancers of the prostate, kidney, bladder and testicles. He is especially interested in using innovative technologies and biomarkers to improve how these cancers are diagnosed and treated.

Patient reviews
The patient ratings and comments on this page are obtained from an external Press Ganey® outpatient survey provided to all eligible City of Hope patients within one to two weeks of their treatment occurrence. Raw data from the answers to the survey questions about our physicians are calculated by Press Ganey into a one- to five- star rating. In the spirit of transparency, all patient comments are posted as written by the patient, whether they are positive or negative. We only exclude comments if they are deemed to be slanderous or libelous, contain profanity or vulgar language, or do not relate to the patient's experience with the doctor involved. As a result, the comments are the views and opinions of the patients surveyed and are not endorsed by, and may not necessarily reflect the opinion of, City of Hope.
Apr 17, 2026
5.0
"I had recommended City of Hope to others who have received treatment."
Apr 17, 2026
5.0
"Excellent communication and listening skills"
Mar 27, 2026
5.0
"Dr Yamzon is an amazing clinician. So grateful to be in his care"
Feb 26, 2026
5.0
"Only small issue was it seemed almost an afterthought that he asked if we wanted to speak with/see a radiation oncologist. He did make contact with that department before we left and requested they call us to schedule an appointment."
Feb 17, 2026
5.0
"Doctor is awesome"
Jan 29, 2026
5.0
"Very good"
Jan 29, 2026
5.0
"The attention was well explained. Very good experience."
Jan 1, 2026
5.0
"He was a nice Dr & listened to me understand my fears & gave me a referral"
Oct 29, 2025
5.0
"I definitely recommend them."
Oct 29, 2025
5.0
"I will definitely recommend this hospital to anyone who needs it."
Oct 18, 2025
5.0
"My appointment was for a second opinion from a [...] and Dr. Yamzon could not have been better for me."
Oct 18, 2025
5.0
"Dr. Jonathan Yamzon was absolutely amazing. We are so grateful."
Oct 10, 2025
5.0
"Dr Yamzon was amazing and never made us feel rushed. Answered all questions thoroughly and happily and made me feel very much like I mattered."
Sep 28, 2025
5.0
"The best clinician!!"
Sep 22, 2025
5.0
"I love Dr Yamzon is very attentive and professional."
Sep 9, 2025
5.0
"Dr. Yamzon explained my condition and treatment options to me very clearly and directly."
Aug 31, 2025
5.0
"Dr Yamzon spent a considerable amount of time with me, listening to and explaining every possible option that I have to start a new plan. I was extremely happy when I left his office!"
Aug 23, 2025
5.0
"I am very happy that Dr Yamzon is helping me."
Jul 15, 2025
5.0
"Dr Yamzon is a great communicator"
Jun 26, 2025
4.3
"Staff has always been exceptionally good"
Jun 22, 2025
5.0
"I've had many doctors in the 36 years I've been dealing with my cancers and Yamzon is far and away the best!!"
Jun 21, 2025
5.0
"Dr Yamzon was so personable and spent an incredible amount of time with me going over all my questions and concerns. I didn't feel rushed at all."