The 20 Best Hyperthyroidism Doctors Near Me in bloomington, CA

Find the Top Hyperthyroidism Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 110 doctor with experience in Hyperthyroidism near bloomington, CA. Of these, 97 are Experienced, 11 are Advanced and 2 are Distinguished.

Location
LocationClose
110 providers found
    Experienced in Hyperthyroidism
    Experienced in Hyperthyroidism

    Arrowhead Regional Medical Center

    400 N Pepper Ave, 
    Colton, CA 
     (2.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Katherine Bourbeau-Medinilla is a primary care provider, practicing in Internal Medicine in Colton, California. Dr. Bourbeau-Medinilla is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Osteomyelitis in Children, Hypertension, and Familial Hypertension. Dr. Bourbeau-Medinilla is currently accepting new patients.

    Experienced in Hyperthyroidism
    Internal Medicine
    Experienced in Hyperthyroidism
    Internal Medicine

    Arrowhead Regional Medical Center

    400 N Pepper Ave, 
    Colton, CA 
     (2.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Tam Huynh is a primary care provider, practicing in Internal Medicine in Colton, California. Dr. Huynh is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Diabetic Retinopathy, Type 2 Diabetes (T2D), Gastroparesis, and Glucocorticoid-Remediable Aldosteronism. Dr. Huynh is currently accepting new patients.

    Experienced in Hyperthyroidism
    Internal Medicine
    Experienced in Hyperthyroidism
    Internal Medicine

    Arrowhead Regional Medical Center

    400 N Pepper Ave, 
    Colton, CA 
     (2.6 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Accepting New Patients

    Sunita Hassamal is a primary care provider, practicing in Internal Medicine in Colton, California. She has been practicing medicine for over 10 years. Dr. Hassamal is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Hassamal is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    Arrowhead Regional Medical Center

    400 N Pepper Ave, 
    Colton, CA 
     (2.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Rabia Bhatti is a primary care provider, practicing in Family Medicine in Colton, California. Dr. Bhatti is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Obesity in Children, Food Allergy, Familial Hypertriglyceridemia, and Vitamin D Deficiency. Dr. Bhatti is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    Namita Mohideen MD Inc

    16854 Ivy Ave #A, 
    Fontana, CA 
     (4.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Rubin Lin is a primary care provider, practicing in Family Medicine in Fontana, California. Dr. Lin is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Chorea-Acanthocytosis, Familial Hypobetalipoproteinemia, Abetalipoproteinemia, and Apo A-I Deficiency.

    Experienced in Hyperthyroidism
    Experienced in Hyperthyroidism

    Optum - Rialto

    1851 N Riverside Ave, 
    Rialto, CA 
     (4.6 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Camille De S Chano is a primary care provider, practicing in Family Medicine in Rialto, California. She has been practicing medicine for over 17 years. Dr. De S Chano is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Obesity, Osteomyelitis in Children, Type 2 Diabetes (T2D), and Obesity in Children. Dr. De S Chano is currently accepting new patients.

    Distinguished in Hyperthyroidism
    Endocrinology
    Distinguished in Hyperthyroidism
    Endocrinology
    Referral required

    Saad, Bashar G., M.D., Inc.

    399 E Highland Ave, 
    San Bernardino, CA 
     (8.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Bashar Saad is an Endocrinologist practicing medicine in San Bernardino, California. Dr. Saad is rated as a Distinguished provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 57 other conditions, according to our data. His clinical expertise encompasses Thyroid Nodule, Toxic Nodular Goiter, Type 2 Diabetes (T2D), and Thyroid Storm. Dr. Saad is board certified in Internal Medicine (Sub: Endocrinology, Diabetes & Met and American Board Of Internal Medicine. Dr. Saad is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    Cyrus Damirchi, M.D.

    355 E 21st St, 
    San Bernardino, CA 
     (8.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Cyrus Damirchi is a primary care provider, practicing in Family Medicine in San Bernardino, California. Dr. Damirchi is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Osteomyelitis in Children, Wolcott Rallison Syndrome, Type 2 Diabetes (T2D), and Seasonal Affective Disorder (SAD). Dr. Damirchi is board certified in Family Medicine and American Board Of Family Medicine. Dr. Damirchi is currently accepting new patients.

    Advanced in Hyperthyroidism
    Family Medicine
    Advanced in Hyperthyroidism
    Family Medicine

    Ravinder Singh, Md, Inc.

    8231 Rochester Ave, 
    Rancho Cucamonga, CA 
     (8.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ravinder Singh is a primary care provider, practicing in Family Medicine in Rancho Cucamonga, California. Dr. Singh is rated as an Advanced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 121 other conditions, according to our data. His clinical expertise encompasses Hypercalcemia, Milk-Alkali Syndrome, Type 2 Diabetes (T2D), Hormone Replacement Therapy (HRT), and Parathyroidectomy. Dr. Singh is board certified in American Board Of Family Medicine. Dr. Singh is currently accepting new patients.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    Office

    18651 Valley Blvd, 
    Bloomington, CA 
     (0.1 miles away)
    Languages Spoken:
    English

    Kathryn Roberts is a primary care provider, practicing in Family Medicine in Bloomington, California. Dr. Roberts is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Obesity, Obesity in Children, Macroamylasemia, and Familial Hypertriglyceridemia.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology
    Referral required

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Arianne Marino is an Endocrinologist practicing medicine in Fontana, California. Dr. Marino is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Addison's Disease, Secondary Adrenal Insufficiency, Triple A Syndrome, and Adrenal Insufficiency Pediatric. Dr. Marino is currently accepting new patients.

    Experienced in Hyperthyroidism
    Endocrinology
    Experienced in Hyperthyroidism
    Endocrinology
    Referral required

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (2.3 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Accepting New Patients

    Eunice Chuang is an Endocrinologist practicing medicine in Fontana, California. She has been practicing medicine for over 17 years. Dr. Chuang is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Type 1 Diabetes (T1D), Thyroid Nodule, Hyperthyroidism, and Addison's Disease. Dr. Chuang is currently accepting new patients.

    Experienced in Hyperthyroidism
    Experienced in Hyperthyroidism
    Referral required

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Matthew Mccauley is an Endocrinologist practicing medicine in Fontana, California. Dr. Mccauley is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Thyroid Nodule, Type 1 Diabetes (T1D), Thyroid Storm, and Adrenal Insufficiency Pediatric. Dr. Mccauley is currently accepting new patients.

    Experienced in Hyperthyroidism
    Pediatric Endocrinology | Pediatrics | Endocrinology
    Experienced in Hyperthyroidism
    Pediatric Endocrinology | Pediatrics | Endocrinology
    Referral may be required

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ramin Mogadas is a Pediatric Endocrinologist and a Pediatrics provider practicing medicine in Fontana, California. Dr. Mogadas is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Precocious Puberty, Short Stature (Growth Disorders), Ovarian Overproduction of Androgens, and Type 1 Diabetes (T1D). Dr. Mogadas is currently accepting new patients.

    Experienced in Hyperthyroidism
    Internal Medicine
    Experienced in Hyperthyroidism
    Internal Medicine

    Arrowhead Regional Medical Center

    400 N Pepper Ave, 
    Colton, CA 
     (2.6 miles away)
    Languages Spoken:
    English

    Timothy Yaopruke is a primary care provider, practicing in Internal Medicine in Colton, California. Dr. Yaopruke is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Sepsis, Maturity Onset Diabetes of the Young, Anemia, and Type 2 Diabetes (T2D).

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    Arrowhead Regional Medical Center

    400 N Pepper Ave, 
    Colton, CA 
     (2.6 miles away)
    Languages Spoken:
    English

    Angie Huynh is a primary care provider, practicing in Family Medicine in Colton, California. Dr. Huynh is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Obesity in Children, Obesity, Type 2 Diabetes (T2D), and Food Allergy.

    Experienced in Hyperthyroidism
    Internal Medicine
    Experienced in Hyperthyroidism
    Internal Medicine

    Arrowhead Regional Medical Center

    400 N Pepper Ave, 
    Colton, CA 
     (2.6 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English

    Hootan Mehr is a primary care provider, practicing in Internal Medicine in Colton, California. He has been practicing medicine for over 10 years. Dr. Mehr is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Sepsis, Acute Kidney Failure, Maturity Onset Diabetes of the Young, and Chronic Inflammatory Response Syndrome (CIRS).

    Experienced in Hyperthyroidism
    Internal Medicine
    Experienced in Hyperthyroidism
    Internal Medicine

    United Family Care

    8110 Mango Ave, 
    Fontana, CA 
     (3.2 miles away)
    Languages Spoken:
    English

    Nasser Liasi is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Liasi is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Osteomyelitis in Children, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

    Experienced in Hyperthyroidism
    Experienced in Hyperthyroidism

    Office

    16854 Ivy Ave, 
    Fontana, CA 
     (3.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nguyen-phuong Pham is a primary care provider, practicing in Family Medicine in Fontana, California. Dr. Pham is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Hyperthyroidism
    Family Medicine
    Experienced in Hyperthyroidism
    Family Medicine

    Lasalle Medical Associates Rialto

    790 E Foothill Blvd, 
    Rialto, CA 
     (3.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Andrew Benin is a primary care provider, practicing in Family Medicine in Rialto, California. Dr. Benin is rated as an Experienced provider by MediFind in the treatment of Hyperthyroidism. He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Obesity in Children, Type 2 Diabetes (T2D), Food Allergy, and Obesity.

    Showing 1-20 of 110

    Last Updated: 09/26/2026

    What is the definition of Hyperthyroidism?

    Hyperthyroidism is a condition in which the thyroid gland makes too much thyroid hormone. The condition is often called overactive thyroid.

    When should I see a Hyperthyroidism doctor near bloomington, 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 Hyperthyroidism doctor near bloomington, 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 Hyperthyroidism doctors near bloomington, 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 Hyperthyroidism doctors near bloomington, 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 Hyperthyroidism doctor near bloomington, 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 Hyperthyroidism doctor search results page. 

    Why is it important to get a second opinion from a different Hyperthyroidism 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 Hyperthyroidism doctor near bloomington, 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 Hyperthyroidism 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 Hyperthyroidism 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 Hyperthyroidism doctors near bloomington, CA?

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

    Look for the filter feature on the left-side of the Hyperthyroidism 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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