The 20 Best Leydig Cell Testicular Tumor Doctors Near Me in California, US

Find the Top Leydig Cell Testicular Tumor Experts and Specialists

Last Updated: 09/19/2026

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MediFind found 92 doctor with experience in Leydig Cell Testicular Tumor near California, US. Of these, 69 are Experienced, 22 are Advanced and 1 are Distinguished.

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92 providers found
    Experienced in Leydig Cell Testicular Tumor
    Experienced in Leydig Cell Testicular Tumor
    Referral may be required

    Prostate Cancer Center

    1825 Fourth St., Sixth Floor, 
    San Francisco, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sima Porten is an Oncologist practicing medicine in San Francisco, California. Dr. Porten is rated as an Experienced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Bladder Cancer, Urothelial Cancer, Muscle Invasive Bladder Cancer, Nephrectomy, and Reconstructive Urology Surgery. Dr. Porten is board certified in American Board Of Urology, Urology. Dr. Porten is currently accepting new patients.

    Distinguished in Leydig Cell Testicular Tumor
    Distinguished in Leydig Cell Testicular Tumor
    Referral may be required

    John J. Kowalczyk, Do, Inc.

    2211 W Magnolia Blvd, 
    Burbank, CA 
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    John Kowalczyk is a Urologist practicing medicine in Burbank, California. Dr. Kowalczyk is rated as a Distinguished provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Leydig Cell Testicular Tumor, Varicocele, Urinary Tract Infection in Children, and Ureteroscopy. Dr. Kowalczyk is board certified in American Board Urology and American Os Bd Surgery Urological Surgery. Dr. Kowalczyk is currently accepting new patients.

    Experienced in Leydig Cell Testicular Tumor
    Experienced in Leydig Cell Testicular Tumor
    Referral may be required

    City Of Hope Comprehensive Cancer Center-Duarte

    1500 Duarte Rd, 
    Duarte, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Tanya Dorff is an Oncologist practicing medicine in Duarte, California. Dr. Dorff is rated as an Experienced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. She is also highly rated in 22 other conditions, according to our data. Her clinical expertise encompasses Prostate Cancer, Penile Cancer, Familial Prostate Cancer, Prostatectomy, and Orchiectomy.

    Learn about our expert tiers
    Experienced in Leydig Cell Testicular Tumor
    Experienced in Leydig Cell Testicular Tumor
    Referral may be required

    UC San Diego

    200 W Arbor Dr, 
    San Diego, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Amirali Salmasi is a Urologist practicing medicine in San Diego, California. Dr. Salmasi is rated as an Experienced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Urothelial Cancer, Bladder Cancer, Prostate Cancer, Nephrectomy, and Cystectomy.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    Greater Long Beach Genito-Urinary Medical Group, Inc.

    433 N 4th St, 
    Montebello, CA 
    Languages Spoken:
    English
    Accepting New Patients

    Jonathan Perley is a Urologist practicing medicine in Montebello, California. Dr. Perley is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Stress Urinary Incontinence, Frequent or Urgent Urination, Urinary Incontinence, Obstructive Uropathy, and Prostatectomy. Dr. Perley is board certified in American Board Urology and Urology. Dr. Perley is currently accepting new patients.

    Experienced in Leydig Cell Testicular Tumor
    Family Medicine
    Experienced in Leydig Cell Testicular Tumor
    Family Medicine

    Providence Family Practice

    3302 Renner Dr, 
    Fortuna, CA 
    Languages Spoken:
    English

    Philip Olkin is a primary care provider, practicing in Family Medicine in Fortuna, California. Dr. Olkin is rated as an Experienced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Renal Cell Carcinoma (RCC), WT1-Related Wilms Tumor Syndromes, Clear Cell Sarcoma, and Familial Wilms Tumor 2.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required
    5901 West Olympic Boulevard, Suite 307, 
    Los Angeles, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Soroush Ramin is a Urologist practicing medicine in Los Angeles, California. Dr. Ramin is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 47 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Familial Prostate Cancer, Prostate Cancer, Reconstructive Urology Surgery, and Ureteroscopy. Dr. Ramin is board certified in American Board Urology. Dr. Ramin is currently accepting new patients.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required
    Laguna Hills, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Karan Singh is a Urologist practicing medicine in Laguna Hills, California. Dr. Singh is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Urinary Tract Infection in Children, Urinary Tract Infection (UTI), Familial Prostate Cancer, Prostate Cancer, and Ureteroscopy. Dr. Singh is board certified in American Board Of Urology. Dr. Singh is currently accepting new patients.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    Inland Urology Medical Group Inc

    210 W Bonita Ave, 
    Pomona, CA 
    Languages Spoken:
    English

    Adam Hickerson is a Urologist practicing medicine in Pomona, California. Dr. Hickerson is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Urinary Tract Infection in Children, Urinary Tract Infection (UTI), Carbuncle, and Ureteroscopy. Dr. Hickerson is board certified in American Board Of Urology.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    Genesis Healthcare Partners

    575 E Hardy St, 
    Inglewood, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Shahrad Aynehchi is a Urologist practicing medicine in Inglewood, California. Dr. Aynehchi is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 39 other conditions, according to our data. His clinical expertise encompasses Congenital Mesoblastic Nephroma, Obstructive Uropathy, Enlarged Prostate (BPH), Ureteroscopy, and Reconstructive Urology Surgery. Dr. Aynehchi is board certified in American Board Of Urology.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    Felix Chi-Ming Yip, Md, Inc.

    600 N Garfield Ave, 
    Monterey Park, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Felix Yip is a Urologist practicing medicine in Monterey Park, California. Dr. Yip is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 47 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Urethritis, Obstructive Uropathy, Ureteroscopy, and Gastrostomy. Dr. Yip is board certified in American Board Urology.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required
    Laguna Hills, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Erik Pasin is a Urologist practicing medicine in Laguna Hills, California. Dr. Pasin is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 48 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Prostate Cancer, Familial Prostate Cancer, Ureteroscopy, and Vasectomy. Dr. Pasin is currently accepting new patients.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required
    20911 Earl Street, Suite 140, 
    Torrance, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Garrett Matsunaga is a Urologist practicing medicine in Torrance, California. Dr. Matsunaga is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 50 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Prostate Cancer, Familial Prostate Cancer, Reconstructive Urology Surgery, and Nephrectomy. Dr. Matsunaga is currently accepting new patients.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    Urology Cancer Specialists A Professional Medical Corp.

    12922 Victory Blvd, 
    North Hollywood, CA 
    Experience:
    10+ years
    Languages Spoken:
    English
    Offers Telehealth

    David Kuppermann is a Urologist practicing medicine in North Hollywood, California. He has been practicing medicine for over 10 years. Dr. Kuppermann is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Urinary Incontinence, Stress Urinary Incontinence, Frequent or Urgent Urination, and Male Genital Sores.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    Center City Podiatry Group

    230 Prospect Pl Ste 210, 
    Coronado, CA 
    Languages Spoken:
    English
    Offers Telehealth

    James Roberts is a Urologist practicing medicine in Coronado, California. Dr. Roberts is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Familial Prostate Cancer, Prostate Cancer, Muscle Invasive Bladder Cancer, Ureteroscopy, and Prostatectomy.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    Specialized Urologic Surgeons

    8631 W 3rd St Ste 715E, 
    Los Angeles, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Kiarash Michel is a Urologist practicing medicine in Los Angeles, California. Dr. Michel is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Eunuchoidism Familial Hypogonadotropic, Male Pseudohermaphroditism with Gynecomastia, and Testicular Failure.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    North Coast Urology Medical Associates

    3609 Vista Way, 
    Oceanside, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Bradley Frasier is a Urologist practicing medicine in Oceanside, California. Dr. Frasier is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 28 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Urinary Incontinence, Stress Urinary Incontinence, Ureteroscopy, and Hernia Surgery. Dr. Frasier is board certified in American Board Of Urology.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    Michael J. Hyman, MD Private Practice

    16311 Ventura Blvd, Ste 800, 
    Encino, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Michael Hyman is a Urologist practicing medicine in Encino, California. Dr. Hyman is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Eunuchoidism Familial Hypogonadotropic, Male Pseudohermaphroditism with Gynecomastia, Ureteroscopy, and Reconstructive Urology Surgery. Dr. Hyman is board certified in American Board Urology and Urology. Dr. Hyman is currently accepting new patients.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    Office

    11770 Bernardo Plaza Ct Ste 315, 
    San Diego, CA 
    Languages Spoken:
    English
    Accepting New Patients

    Paul Neustein is a Urologist practicing medicine in San Diego, California. Dr. Neustein is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses UPJ Obstruction, Urinary Incontinence, Urinary Tract Infection in Children, Urinary Tract Infection (UTI), and Ureteroscopy. Dr. Neustein is currently accepting new patients.

    Advanced in Leydig Cell Testicular Tumor
    Advanced in Leydig Cell Testicular Tumor
    Referral may be required

    Paradise Valley Hospital

    2400 E 4th St, 
    National City, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Scott Brown is a Urologist practicing medicine in National City, California. Dr. Brown is rated as an Advanced provider by MediFind in the treatment of Leydig Cell Testicular Tumor. He is also highly rated in 46 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Urinary Tract Infection in Children, Urinary Tract Infection (UTI), Ureteroscopy, and Prostatectomy.

    Showing 1-20 of 92

    Last Updated: 09/19/2026

    What is the definition of Leydig Cell Testicular Tumor?

    A Leydig cell tumor is a tumor of the testicle. It develops from Leydig cells. These are the cells in the testicles that release the male hormone, testosterone.

    When should I see a Leydig Cell Testicular Tumor doctor in California, US?

    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 a Leydig Cell Testicular Tumor doctor in California, US?

    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 does MediFind rank Leydig Cell Testicular Tumor doctors in California, US?

    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 Leydig Cell Testicular Tumor doctors in California, US?

    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 a Leydig Cell Testicular Tumor doctor in California, US?

    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 Leydig Cell Testicular Tumor doctor search results page. 

    Why is it important to get a second opinion from a different Leydig Cell Testicular Tumor 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 a Leydig Cell Testicular Tumor doctor in California, US?

    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 Leydig Cell Testicular Tumor 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 Leydig Cell Testicular Tumor 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 Leydig Cell Testicular Tumor doctors in California, US?

    Look for the filter feature on the left side of the Leydig Cell Testicular Tumor 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 a Leydig Cell Testicular Tumor doctor that offers video calls?

    Look for the filter feature on the left-side of the Leydig Cell Testicular Tumor 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 

    Read more about our Content Policy. 

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