The 20 Best UPJ Obstruction Doctors Near Me in Ontario, CA

Find the Top UPJ Obstruction Experts and Specialists

Last Updated: 06/30/2026

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MediFind found 49 doctor with experience in UPJ Obstruction near Ontario, CA. Of these, 40 are Experienced, 6 are Distinguished, 2 are Advanced and 1 are Elite.

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49 providers found
    Elite in UPJ Obstruction

    Armando J. Lorenzo
    Elite in UPJ Obstruction

    Armando J. Lorenzo
    Referral may be required
    555 University Ave, 
    Toronto, ON, CA 

    Armando Lorenzo practices practicing medicine in Toronto, Canada. Mr. Lorenzo is rated as an Elite expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Hydronephrosis, Posterior Urethral Valves, Hypospadias, Orchiectomy, and Kidney Transplant.

    Distinguished in UPJ Obstruction

    Mandy Rickard
    Distinguished in UPJ Obstruction

    Mandy Rickard
    Referral may be required
    555 University Ave, 
    Toronto, ON, CA 

    Mandy Rickard practices practicing medicine in Toronto, Canada. Ms. Rickard is rated as a Distinguished expert by MediFind in the treatment of UPJ Obstruction. She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses Posterior Urethral Valves, Hydronephrosis, Urinary Tract Infection in Children, Orchiectomy, and Kidney Transplant.

    Distinguished in UPJ Obstruction

    Luis H. Braga
    Distinguished in UPJ Obstruction

    Luis H. Braga
    Referral may be required
    Hamilton, ON, CA 

    Luis Braga practices practicing medicine in Hamilton, Canada. Mr. Braga is rated as a Distinguished expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Hydronephrosis, Hypospadias, Urinary Tract Infection (UTI), Vaginectomy, and Nephrectomy.

    Learn about our expert tiers
    Distinguished in UPJ Obstruction

    Amr Hodhod
    Distinguished in UPJ Obstruction

    Amr Hodhod
    Referral may be required
    Thunder Bay, ON, CA 

    Amr Hodhod practices practicing medicine in Thunder Bay, Canada. Mr. Hodhod is rated as a Distinguished expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Hydronephrosis, UPJ Obstruction, Denys-Drash Syndrome (DDS), Prostatectomy, and Ureteroscopy.

    Distinguished in UPJ Obstruction

    Victor H. Figueroa
    Distinguished in UPJ Obstruction

    Victor H. Figueroa
    Referral may be required
    Toronto, ON, CA 

    Victor Figueroa practices practicing medicine in Toronto, Canada. Mr. Figueroa is rated as a Distinguished expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses UPJ Obstruction, Hydronephrosis, Hypospadias, Neurogenic Bladder, and Endoscopy.

    Distinguished in UPJ Obstruction

    Joao P. Salle
    Distinguished in UPJ Obstruction

    Joao P. Salle
    Referral may be required
    Toronto, ON, CA 

    Joao Salle practices practicing medicine in Toronto, Canada. Salle is rated as a Distinguished expert by MediFind in the treatment of UPJ Obstruction. They are also highly rated in 5 other conditions, according to our data. Their clinical expertise encompasses Hypospadias, UPJ Obstruction, Posterior Urethral Valves, Endoscopy, and Reconstructive Urology Surgery.

    Distinguished in UPJ Obstruction

    Joana L. Dos Santos
    Distinguished in UPJ Obstruction

    Joana L. Dos Santos
    Referral may be required
    555 University Ave, 
    Toronto, ON, CA 

    Joana Dos Santos practices practicing medicine in Toronto, Canada. Ms. Dos Santos is rated as a Distinguished expert by MediFind in the treatment of UPJ Obstruction. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Posterior Urethral Valves, Hydronephrosis, Ureterocele, Lithotripsy, and Orchiectomy.

    Advanced in UPJ Obstruction

    Melissa Mcgrath
    Advanced in UPJ Obstruction

    Melissa Mcgrath
    Referral may be required
    Toronto, ON, CA 

    Melissa Mcgrath practices practicing medicine in Toronto, Canada. Ms. Mcgrath is rated as an Advanced expert by MediFind in the treatment of UPJ Obstruction. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Hydronephrosis, Hypospadias, UPJ Obstruction, Urinary Tract Infection (UTI), and Nephrectomy.

    Advanced in UPJ Obstruction

    Kenneth T. Pace
    Advanced in UPJ Obstruction

    Kenneth T. Pace
    Referral may be required
    St. Michael's Hospital, 
    Toronto, ON, CA 

    Kenneth Pace practices practicing medicine in Toronto, Canada. Mr. Pace is rated as an Advanced expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Kidney Stones, UPJ Obstruction, Renal Cell Carcinoma (RCC), Lithotripsy, and Ureteroscopy.

    Experienced in UPJ Obstruction

    John D. Denstedt
    Experienced in UPJ Obstruction

    John D. Denstedt
    Referral may be required
    St. Joseph's Hospital, 268 Grosvenor St, N6 A 4 V2, 
    London, ON, CA 

    John Denstedt practices practicing medicine in London, Canada. Mr. Denstedt is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Kidney Stones, Bladder Stones, Obstructive Uropathy, Lithotripsy, and Endoscopy.

    Experienced in UPJ Obstruction

    Rodrigo L. Romao
    Experienced in UPJ Obstruction

    Rodrigo L. Romao
    Referral may be required
    Toronto, ON, CA 

    Rodrigo Romao practices practicing medicine in Toronto, Canada. Romao is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. They are also highly rated in 17 other conditions, according to our data. Their clinical expertise encompasses Hypospadias, Wilms Tumor, Hydronephrosis, Vaginectomy, and Orchiectomy.

    Experienced in UPJ Obstruction

    Khurram M. Siddiqui
    Experienced in UPJ Obstruction

    Khurram M. Siddiqui
    Referral may be required
    London, ON, CA 

    Khurram Siddiqui practices practicing medicine in London, Canada. Mr. Siddiqui is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Prostate Cancer, UPJ Obstruction, Necrosis, Prostatectomy, and Cystectomy.

    Experienced in UPJ Obstruction

    Jorge Demaria
    Experienced in UPJ Obstruction

    Jorge Demaria
    Referral may be required
    Hamilton, ON, CA 

    Jorge Demaria practices practicing medicine in Hamilton, Canada. Mr. Demaria is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Hydronephrosis, Encopresis, UPJ Obstruction, and Urinary Tract Infection (UTI).

    Experienced in UPJ Obstruction

    John D. Honey
    Experienced in UPJ Obstruction

    John D. Honey
    Referral may be required
    Toronto, ON, CA 

    John Honey practices practicing medicine in Toronto, Canada. Mr. Honey is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Kidney Stones, UPJ Obstruction, Hydronephrosis, Lithotripsy, and Ureteroscopy.

    Experienced in UPJ Obstruction

    Daniel Posada-Olvera
    Experienced in UPJ Obstruction

    Daniel Posada-Olvera
    Referral may be required
    London, ON, CA 

    Daniel Posada-Olvera practices practicing medicine in London, Canada. Mr. Posada-Olvera is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Kidney Stones, Obstructive Uropathy, Interstitial Nephritis, Lithotripsy, and Endoscopy.

    Experienced in UPJ Obstruction

    Erik Drysdale
    Experienced in UPJ Obstruction

    Erik Drysdale
    Referral may be required
    Toronto, ON, CA 

    Erik Drysdale practices practicing medicine in Toronto, Canada. Mr. Drysdale is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. His clinical expertise encompasses Hydronephrosis, UPJ Obstruction, Ulcerative Colitis, and Hemorrhagic Proctocolitis.

    Experienced in UPJ Obstruction

    Thomas A. Skinner
    Experienced in UPJ Obstruction

    Thomas A. Skinner
    Referral may be required
    Kingston, ON, CA 

    Thomas Skinner practices practicing medicine in Kingston, Canada. Mr. Skinner is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Hydrocele, Malakoplakia, UPJ Obstruction, Lithotripsy, and Kidney Transplant.

    Experienced in UPJ Obstruction

    Asmaa Ismail
    Experienced in UPJ Obstruction

    Asmaa Ismail
    Referral may be required
    Thunder Bay, ON, CA 

    Asmaa Ismail practices practicing medicine in Thunder Bay, Canada. Ms. Ismail is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Muscle Invasive Bladder Cancer, Bladder Cancer, Renal Cell Carcinoma (RCC), Cystectomy, and Nephrectomy.

    Experienced in UPJ Obstruction

    Lijun Chi
    Experienced in UPJ Obstruction

    Lijun Chi
    Referral may be required
    Toronto, ON, CA 

    Lijun Chi practices practicing medicine in Toronto, Canada. Chi is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Cerebral Hypoxia, Dandy-Walker Syndrome, Necrotizing Enterocolitis, and UPJ Obstruction.

    Experienced in UPJ Obstruction

    Brian J. Nieman
    Experienced in UPJ Obstruction

    Brian J. Nieman
    Referral may be required
    Toronto, ON, CA 

    Brian Nieman practices practicing medicine in Toronto, Canada. Mr. Nieman is rated as an Experienced expert by MediFind in the treatment of UPJ Obstruction. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Dandy-Walker Syndrome, Angelman Syndrome, Autism Spectrum Disorder, and Alpha Thalassemia X-Linked Intellectual Disability Syndrome.

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 49

    Last Updated: 06/30/2026

    What is the definition of UPJ Obstruction?

    Ureteropelvic junction (UPJ) obstruction is a blockage at the point where part of the kidney attaches to one of the tubes to the bladder (ureters). This blocks the flow of urine out of the kidney.

    When should I see an UPJ Obstruction doctor in Ontario, CA?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing an UPJ Obstruction doctor in Ontario, CA?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How do I find the best UPJ Obstruction doctor in Ontario, CA?

    You can find an UPJ Obstruction doctor in any of the 10 largest U.S. cities by clicking below:

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    UPJ Obstruction doctor near San Jose, CA

    How does MediFind rank UPJ Obstruction doctors in Ontario, CA?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by UPJ Obstruction doctors in Ontario, CA?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with an UPJ Obstruction doctor in Ontario, CA?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the UPJ Obstruction doctor search results page. 

    Why is it important to get a second opinion from a different UPJ Obstruction doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with an UPJ Obstruction doctor in Ontario, CA?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my UPJ Obstruction doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my UPJ Obstruction doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female UPJ Obstruction doctors in Ontario, CA?

    Look for the filter feature on the left side of the UPJ Obstruction doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find an UPJ Obstruction doctor that offers video calls?

    Look for the filter feature on the left-side of the UPJ Obstruction doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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