Urology Group of Southern California
Urology Group of Southern California

Only Available During Office Hours

Schedule an Appointment


Thomas Bogaard, MD

John Kowalczyk, DO, FACOS

Robert Naraghi, MD


Sagie De Guzman, ANP-C

Sara Minsavage, PA-C


Office Locations:

1127 Wilshire Blvd, Suite 805

Los Angeles, CA 90017

Tel: (213) 977-1176

Fax: (213) 977-0668


Contact & Appointments:

Please call our office at

(213) 977-1176 during regular

business hours to make

an appointment - Or click the "Call

Us Now" button above and we'll

call you!

Office Hours

Office Hours:

Monday 9:00AM - 5:00 PM

Tuesday 9:00AM - 5:00 PM

Wednesday 9:00AM - 5:00 PM

Thursday 9:00AM - 5:00 PM

Friday  9:00AM - 5:00 PM

Closed Saturday and Sunday



Connect With Us

John J Kowalczyk, DO FACOS

1127 Wilshire Blvd
90017 Los Angeles


Dr. John Kowalczyk was my urologist for gender confirmation surgery last Dec 11, 2017. I was lucky enough to get him through my health insurance. He did... more
Professional staff, the doctor has addressed all of our concerns. I even paged him a couple times during the post op recuperation time and he and his team... more
UPDATE: The doctor responded and I appreciate that. Changing my rating to be fair - this was never about the doctor, only my experience attempting to see him. more


Urology Group of Southern California

1127 Wilshire Blvd
90017 Los Angeles


John is a brilliant doctor and you will not regret using his service. He wont bs you and have you do a ton of tests so that he gets paid more, he tells you... more
The doctors are nice and knowledgeable, and I am confident I am getting good care. That being said, the logistics could really be improved, waited an hour... more
I have been a patient of Dr. K for over 10 years. He is one of the best if not THE best urologist in the country. He his dedicated to his patients, his... more


Your Health is What Matters to Us

When people experience urologic conditions, it can be embarrassing and often complicates their lives. Such situations can be intensely personal and difficult to talk about. The doctors of the Urology Group of Southern California strive to create a supportive environment where people can feel comfortable discussing their medical issues with their doctor. Over the years, Urology Group of Southern California has helped thousands of patients address their urologic issues and improve the quality of their lives. Our programs include diagnostic imaging, physical therapy, prescriptions and surgical treatments.


Dr. Kowalczyk has not only completed a full training program in urologic surgery, but also has augmented his basic training in additional areas of urologic science. He is involved in all aspects of urologic disease and management.


The Doctors and Staff of the Urology Group of Southern California


Urology Group of Southern California areas of specialty include: adult male and female incontinence, male impotence, kidney stones, prostate cancer, testicular cancer and pediatric urology. UGofSC also offers transgender surgery and hormone therapy.



 Hospital Affiliations






Print Print | Sitemap
© John J. Kowalczyk, DO, Inc