The 20 Best Testicular Failure Doctors Near Me in Thousand Oaks, CA

Find the Top Testicular Failure Experts and Specialists

The 20 Best Testicular Failure Doctors near Thousand Oaks, CA

Last Updated: 02/22/2026

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MediFind found 49 doctor with experience in Testicular Failure near Thousand Oaks, CA. Of these, 39 are Experienced, 8 are Advanced and 2 are Distinguished.

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49 providers found
    Distinguished in Testicular Failure
    Distinguished in Testicular Failure
    415 Rolling Oaks Dr, Suite 260, 
    Thousand Oaks, CA 
     (1.2 miles away)
    Languages Spoken:
    English

    Kyle Himsl is a Urologist in Thousand Oaks, California. Dr. Himsl is rated as a Distinguished provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Enlarged Prostate (BPH), Loin Pain Hematuria Syndrome, Acute Cystitis, Prostatectomy, and Ureteroscopy.

    Experienced in Testicular Failure
    Internal Medicine
    Experienced in Testicular Failure
    Internal Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Russell Hines is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Hines is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, Colonoscopy, and Endoscopy. Dr. Hines is currently accepting new patients.

    Experienced in Testicular Failure
    Internal Medicine
    Experienced in Testicular Failure
    Internal Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Amit Monga is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Monga is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, Endoscopy, and Pacemaker Implantation. Dr. Monga is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Testicular Failure
    Endocrinology
    Experienced in Testicular Failure
    Endocrinology

    UCLA Heart And Vascular Services

    100 Moody Ct Ste 200, 
    Thousand Oaks, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Susan Ahern is an Endocrinologist in Thousand Oaks, California. Dr. Ahern is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. Her top areas of expertise are Isolated ACTH Deficiency, Adrenal Insufficiency Pediatric, Panhypopituitarism, and Type 2 Diabetes (T2D).

    Advanced in Testicular Failure
    Advanced in Testicular Failure

    Kiavash Nikkhou MD Inc

    415 Rolling Oaks Dr, Suite 260, 
    Thousand Oaks, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kiavash Nikkhou is a Urologist in Thousand Oaks, California. Dr. Nikkhou is rated as an Advanced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Loin Pain Hematuria Syndrome, Ochoa Syndrome, Enlarged Prostate (BPH), Ureteroscopy, and Reconstructive Urology Surgery.

    Advanced in Testicular Failure
    Advanced in Testicular Failure
    415 Rolling Oaks Dr, Suite 260, 
    Thousand Oaks, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kristin Santangelo is a Urologist in Thousand Oaks, California. Dr. Santangelo is rated as an Advanced provider by MediFind in the treatment of Testicular Failure. Her top areas of expertise are Urinary Tract Infection in Children, Urinary Tract Infection (UTI), Kidney Stones, Perirenal Abscess, and Ureteroscopy.

    Advanced in Testicular Failure
    Internal Medicine
    Advanced in Testicular Failure
    Internal Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Manoj Aswani is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Aswani is rated as an Advanced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are High Cholesterol, Hypertension, Familial Hypertension, Pacemaker Implantation, and Endoscopy.

    Advanced in Testicular Failure
    Family Medicine
    Advanced in Testicular Failure
    Family Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Daniel Tavari is a primary care provider, practicing in Family Medicine in Thousand Oaks, California. Dr. Tavari is rated as an Advanced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Bronchitis, Childhood Pancreatitis, Familial Hypertension, Gastrostomy, and Endoscopy.

    Experienced in Testicular Failure
    Experienced in Testicular Failure
    77 Rolling Oaks Dr Ste 201, 
    Thousand Oaks, CA 
     (1.5 miles away)
    Languages Spoken:
    English

    Alan Weinberg is a Urologist in Thousand Oaks, California. Dr. Weinberg is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Prostate Cancer, Familial Prostate Cancer, Enlarged Prostate (BPH), Ureteroscopy, and Reconstructive Urology Surgery.

    Experienced in Testicular Failure
    Family Medicine
    Experienced in Testicular Failure
    Family Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Cheryl Cohler is a primary care provider, practicing in Family Medicine in Thousand Oaks, California. Dr. Cohler is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. Her top areas of expertise are Tracheitis, Bronchitis, Industrial Bronchitis, Sitosterolemia, and Ureteroscopy.

    Experienced in Testicular Failure
    Family Medicine
    Experienced in Testicular Failure
    Family Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Elise Bukont is a primary care provider, practicing in Family Medicine in Thousand Oaks, California. Dr. Bukont is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. Her top areas of expertise are Heterozygous Familial Hypercholesterolemia (HeFH), Homozygous Familial Hypercholesterolemia (HoFH), Defective Apolipoprotein B-100, Gastrostomy, and Hip Replacement.

    Experienced in Testicular Failure
    Experienced in Testicular Failure
    2230 Lynn Rd, Suite 350, 
    Thousand Oaks, CA 
     (3.1 miles away)
    Languages Spoken:
    English

    James Pero is a Urologist in Thousand Oaks, California. Dr. Pero is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Enlarged Prostate (BPH), Prostate Cancer, Familial Prostate Cancer, and Eunuchoidism Familial Hypogonadotropic.

    Experienced in Testicular Failure
    Internal Medicine
    Experienced in Testicular Failure
    Internal Medicine

    Andre Yousefia M.D. Inc.

    227 W Janss Rd Ste 100, 
    Thousand Oaks, CA 
     (3.2 miles away)
    Languages Spoken:
    English

    Andre Yousefia is a primary care provider, practicing in Internal Medicine in Thousand Oaks, California. Dr. Yousefia is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Felty Syndrome, Pericarditis, Apoplexy, and Anemia.

    Experienced in Testicular Failure
    Internal Medicine
    Experienced in Testicular Failure
    Internal Medicine

    Edward Portnoy MD

    32144 Agoura Rd Ste 218, 
    Westlake Village, CA 
     (3.6 miles away)
    Languages Spoken:
    English

    Edward Portnoy is a primary care provider, practicing in Internal Medicine in Westlake Village, California. Dr. Portnoy is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Eunuchoidism Familial Hypogonadotropic, Male Pseudohermaphroditism with Gynecomastia, Testicular Failure, and Hypogonadism Primary Partial Alopecia.

    Experienced in Testicular Failure
    Family Medicine
    Experienced in Testicular Failure
    Family Medicine

    MDVIP - Westlake Village, CA

    32144 Agoura Rd Ste 218, 
    Westlake Village, CA 
     (3.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Razmig Krumian is a primary care provider, practicing in Family Medicine in Westlake Village, California. Dr. Krumian is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Sitosterolemia, Hypothyroidism, Shingles, and High Cholesterol.

    Experienced in Testicular Failure
    Endocrinology
    Experienced in Testicular Failure
    Endocrinology

    Community Memorial Health System

    5800 Santa Rosa Rd Ste 149, 
    Camarillo, CA 
     (8.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Michelle Levin is an Endocrinologist in Camarillo, California. Dr. Levin is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. Her top areas of expertise are Type 2 Diabetes (T2D), Hyperparathyroidism, Diabetic Neuropathy, and Hypothyroidism.

    Advanced in Testicular Failure
    Internal Medicine
    Advanced in Testicular Failure
    Internal Medicine

    Anthony Thong Phan MD Inc.

    1189 Swallow Ln Ste 110, 
    Simi Valley, CA 
     (7.1 miles away)
    Languages Spoken:
    English

    Anthony Phan is a primary care provider, practicing in Internal Medicine in Simi Valley, California. Dr. Phan is rated as an Advanced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Prolidase Deficiency, Homocystinuria due to MTHFR Deficiency, Inborn Amino Acid Metabolism Disorder, and Infant Hyperglycemia.

    Advanced in Testicular Failure
    Advanced in Testicular Failure

    Simi-San Fernando Valley Urology Associates

    2925 Sycamore Dr, Suite 103, 
    Simi Valley, CA 
     (9.8 miles away)
    Languages Spoken:
    English

    Soheil Niku is a Urologist in Simi Valley, California. Dr. Niku is rated as an Advanced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Enlarged Prostate (BPH), Urinary Tract Infection in Children, Hydronephrosis, Ureteroscopy, and Prostatectomy.

    Jeffrey B. Allan
    Experienced in Testicular Failure
    Geriatrics | Internal Medicine
    Experienced in Testicular Failure
    Geriatrics | Internal Medicine

    Alamar Health Care Inc

    58 W Loop Dr, 
    Camarillo, CA 
     (11.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dr. Jeffrey Allan, MD is an Internal Medicine specialist in Camarillo, CA and has over 31 years of experience in the medical field.  He graduated from University Of California, Los Angeles School of Medicine in 1989. He is affiliated with medical facilities: St. John's Regional Medical Center and St. John's Pleasant Valley Hospital. He is accepting new patients and has indicated that he accepts Telehealth appointments and reimbursed Phone Appointments. Be sure to call ahead with Dr. Allan to book an appointment..WE PROVIDE MEDICAL CARE FOR ALL STAGES OF ADULT LIFE.Care For Adults IncludesUrgent care visits generally same dayVideo Telehealth and reimbursed Phone AppointmentsAcute IIIness Care and Chronic Condition ManagementAssessment of painAnnual Wellness Visits as well as Annual physical examPartnering with Patients and CaregiversMen's  Health and Women's Health ExamsPre-travel examinations & Return to work exams.Assessment and Prevention Strategies to Delay Mid-life Premature Aging.WE ARE THE RECOGNIZED LEADING CENTER FOR GERIATRIC MEDICINE AND GERONTOLOGY IN VENTURA COUNTYOur doctors have many years of education, training and experience as doctors of Internal Medicine with advanced specialized training in Geriatric Medicine.  In fact, our founder, Jeffrey B. Allan, M.D., completed a two-year post-residency Fellowship in Geriatric Medicine from the prestigious UCLA School of Medicine University/Veterans Administration combined program, considered one of the best training programs of its kind in the world.Our doctors and hand-picked on-call physicians follow our patients from the Alamar Healthcare office to hospital, nursing home, residential care, and assisted living.  They coordinate care planning with home health agencies and hospice.Our Alamar Healthcare doctors have many years of Internal Medicine experience in Primary Care treating adults of all ages.  Each patient is listened to carefully at each encounter.  Our doctors partner with patients in their care.  Our practice emphasizes compassion, knowledge, respect and good communication. Patients are followed from office to hospital and on to skilled nursing facilities for continuity of care.  Our patients often are members of the same family, from young adult to seniors. We offer new patient appointments & follow-up visits as well as same day or next day Urgent Care appointments for established patients depending on the needs of the patient.  Our doctors are proud to serve as physicians to patients throughout Ventura County as well provide healthcare to their local fellow health professionals, to Veterans through the VA Veterans Choice Program, and to eligible Ventura County Health Care Plan Employees. Dr. Allan is rated as an Experienced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Thrombocytopenia, Hypertension, Glucocorticoid-Remediable Aldosteronism, Liver Embolization, and Hip Replacement.

    Advanced in Testicular Failure
    Advanced in Testicular Failure
    7345 Medical Center Drive, Suite 300, 
    West Hills, CA 
     (12.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Eugene Dula is a Urologist in West Hills, California. Dr. Dula is rated as an Advanced provider by MediFind in the treatment of Testicular Failure. His top areas of expertise are Enlarged Prostate (BPH), Urinary Tract Infection in Children, Urinary Tract Infection (UTI), Frequent or Urgent Urination, and Ureteroscopy. Dr. Dula is currently accepting new patients.

    Showing 1-20 of 49

    Last Updated: 02/22/2026

    What is the definition of Testicular Failure?

    Male hypogonadism occurs when the testicles cannot produce or produce less sperm or male hormones, such as testosterone.

    When should I see a Testicular Failure doctor near Thousand Oaks, 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 a Testicular Failure doctor near Thousand Oaks, 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 does MediFind rank Testicular Failure doctors near Thousand Oaks, 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 Testicular Failure doctors near Thousand Oaks, 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 a Testicular Failure doctor near Thousand Oaks, 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 Testicular Failure doctor search results page. 

    Why is it important to get a second opinion from a different Testicular Failure 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 Testicular Failure doctor near Thousand Oaks, 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 Testicular Failure 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 Testicular Failure 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 Testicular Failure doctors near Thousand Oaks, CA?

    Look for the filter feature on the left side of the Testicular Failure 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 Testicular Failure doctor that offers video calls?

    Look for the filter feature on the left-side of the Testicular Failure 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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