The 20 Best Hypothyroidism Doctors Near Me in Simi Valley, CA

Find the Top Hypothyroidism Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 227 doctor with experience in Hypothyroidism near Simi Valley, CA. Of these, 195 are Experienced, 29 are Advanced and 2 are Distinguished.

Location
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227 providers found
    Advanced in Hypothyroidism
    Family Medicine
    Advanced in Hypothyroidism
    Family Medicine

    Sierra Vista Family Medical Clinic

    1227 E Los Angeles Ave, 
    Simi Valley, CA 
     (0.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Marisa Sportelli is a primary care provider, practicing in Family Medicine in Simi Valley, California. Dr. Sportelli is rated as an Advanced provider by MediFind in the treatment of Hypothyroidism. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Hypothyroidism, Obesity in Children, Migraine with Brainstem Aura, and Maturity Onset Diabetes of the Young. Dr. Sportelli is currently accepting new patients.

    Advanced in Hypothyroidism
    Internal Medicine
    Advanced in Hypothyroidism
    Internal Medicine

    Anthony Thong Phan MD Inc.

    1189 Swallow Ln Ste 110, 
    Simi Valley, CA 
     (0.8 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 Hypothyroidism. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Prolidase Deficiency, Homocystinuria due to MTHFR Deficiency, Inborn Amino Acid Metabolism Disorder, and Infant Hyperglycemia.

    General Practice | Family Medicine
    General Practice | Family Medicine

    TSEN Healthcare

    1464 Madera Rd, PMB 1018, 
    Simi Valley, CA 
     (0.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shawnita Preyer is a Family Medicine provider practicing medicine in Simi Valley, California. Dr. Preyer is rated as undefined provider by MediFind in the treatment of Hypothyroidism. Her clinical expertise encompasses Insomnia, Hypertension, High Cholesterol, and Hypothyroidism.

    Learn about our expert tiers
    Advanced in Hypothyroidism
    Endocrinology
    Advanced in Hypothyroidism
    Endocrinology

    UCLA Heart And Vascular Services

    100 Moody Ct Ste 200, 
    Thousand Oaks, CA 
     (7.0 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Offers Telehealth

    Amy Chow is an Endocrinologist practicing medicine in Thousand Oaks, California. She has been practicing medicine for over 18 years. Dr. Chow is rated as an Advanced provider by MediFind in the treatment of Hypothyroidism. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Hypothyroidism, Obesity in Children, and Thyroid Nodule.

    Distinguished in Hypothyroidism
    Internal Medicine
    Distinguished in Hypothyroidism
    Internal Medicine

    Arroyo Oaks Medical Associates, Inc

    2230 Lynn Rd Ste 200, 
    Thousand Oaks, CA 
     (7.2 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 a Distinguished provider by MediFind in the treatment of Hypothyroidism. He is also highly rated in 58 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Hypertension, Familial Hypertension, Pacemaker Implantation, and Endoscopy.

    Advanced in Hypothyroidism
    Endocrinology
    Advanced in Hypothyroidism
    Endocrinology

    Ileana Pat Inc.

    22110 Roscoe Blvd Ste 307, 
    West Hills, CA 
     (9.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ileana Pat is an Endocrinologist practicing medicine in West Hills, California. Dr. Pat is rated as an Advanced provider by MediFind in the treatment of Hypothyroidism. She is also highly rated in 25 other conditions, according to our data. Her clinical expertise encompasses Thyroid Storm, Hashimoto Thyroiditis, Type 2 Diabetes (T2D), and Graves Disease.

    Advanced in Hypothyroidism
    Internal Medicine | Endocrinology
    Advanced in Hypothyroidism
    Internal Medicine | Endocrinology
    7345 Medical Center Drive, Suite 600, 
    West Hills, CA 
     (9.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    David Fittingoff is an Internal Medicine specialist and an Endocrinologist practicing medicine in West Hills, California. Dr. Fittingoff is rated as an Advanced provider by MediFind in the treatment of Hypothyroidism. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Diabetic Nephropathy, and Obesity in Children. Dr. Fittingoff is currently accepting new patients.

    Distinguished in Hypothyroidism
    Endocrinology
    Distinguished in Hypothyroidism
    Endocrinology

    Community Memorial Health System

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

    Michelle Levin is an Endocrinologist practicing medicine in Camarillo, California. Dr. Levin is rated as a Distinguished provider by MediFind in the treatment of Hypothyroidism. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Hyperparathyroidism, Diabetic Neuropathy, and Hypothyroidism.

    Experienced in Hypothyroidism
    Family Medicine
    Experienced in Hypothyroidism
    Family Medicine

    Sierra Vista Family Medical Clinic

    1227 E Los Angeles Ave, 
    Simi Valley, CA 
     (0.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Sheila (vcmc) is a primary care provider, practicing in Family Medicine in Simi Valley, California. Dr. (vcmc) is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Familial Partial Lipodystrophy, Congenital Generalized Lipodystrophy, Rabson-Mendenhall Syndrome, and Maturity Onset Diabetes of the Young. Dr. (vcmc) is board certified in Family Medicine. Dr. (vcmc) is currently accepting new patients.

    Experienced in Hypothyroidism
    Family Medicine
    Experienced in Hypothyroidism
    Family Medicine

    Sierra Vista Family Medical Clinic

    1227 E Los Angeles Ave, 
    Simi Valley, CA 
     (0.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Lyudmyla (vcmc) is a primary care provider, practicing in Family Medicine in Simi Valley, California. Dr. (vcmc) is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. Her clinical expertise encompasses Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Multiple Carboxylase Deficiency, and Folate Deficiency. Dr. (vcmc) is board certified in Family Medicine. Dr. (vcmc) is currently accepting new patients.

    Experienced in Hypothyroidism
    Family Medicine
    Experienced in Hypothyroidism
    Family Medicine

    Sierra Vista Family Medical Clinic

    1227 E Los Angeles Ave, 
    Simi Valley, CA 
     (0.3 miles away)
    Languages Spoken:
    English

    Suneeta Choudhary is a primary care provider, practicing in Family Medicine in Simi Valley, California. Dr. Choudhary is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. Her clinical expertise encompasses Maturity Onset Diabetes of the Young, Familial Partial Lipodystrophy, Congenital Generalized Lipodystrophy, and Type 2 Diabetes (T2D).

    Experienced in Hypothyroidism
    Internal Medicine
    Experienced in Hypothyroidism
    Internal Medicine

    Sierra Vista Family Medical Clinic

    1227 E Los Angeles Ave, 
    Simi Valley, CA 
     (0.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Smita Mandal is a primary care provider, practicing in Internal Medicine in Simi Valley, California. Dr. Mandal is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. Her clinical expertise encompasses Maturity Onset Diabetes of the Young, Hirschsprung Disease, Total Intestinal Aganglionosis, and Acute Myelomonocytic Leukemia. Dr. Mandal is board certified in Internal Medicine. Dr. Mandal is currently accepting new patients.

    Experienced in Hypothyroidism
    Family Medicine
    Experienced in Hypothyroidism
    Family Medicine

    Sierra Vista Family Medical Clinic

    1227 E Los Angeles Ave, 
    Simi Valley, CA 
     (0.3 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English

    Zeena Al is a primary care provider, practicing in Family Medicine in Simi Valley, California. She has been practicing medicine for over 10 years. Dr. Al is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. Her clinical expertise encompasses Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

    Experienced in Hypothyroidism
    Family Medicine
    Experienced in Hypothyroidism
    Family Medicine

    Alta California Medical Group Inc.

    2755 Alamo St Ste 201, 
    Simi Valley, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Richard Shaw is a primary care provider, practicing in Family Medicine in Simi Valley, California. Dr. Shaw is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Alcoholic Neuropathy, Type 2 Diabetes (T2D), Osteomyelitis in Children, Osteotomy, and Thrombectomy.

    Experienced in Hypothyroidism
    Family Medicine
    Experienced in Hypothyroidism
    Family Medicine

    Brooks Tashman Medical Corp.

    2950 Sycamore Dr Ste 200, 
    Simi Valley, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jonathan Kurohara is a primary care provider, practicing in Family Medicine in Simi Valley, California. Dr. Kurohara is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, High Cholesterol, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

    Experienced in Hypothyroidism
    Experienced in Hypothyroidism

    Alta California Medical Group Inc.

    2755 Alamo St Ste 201, 
    Simi Valley, CA 
     (0.8 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English

    Masahiro Kushigemachi is a primary care provider, practicing in Family Medicine in Simi Valley, California. He has been practicing medicine for over 44 years. Dr. Kushigemachi is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Osteomyelitis in Children, Type 2 Diabetes (T2D), Familial Combined Hyperlipidemia, and Xanthoma.

    Experienced in Hypothyroidism
    Family Medicine
    Experienced in Hypothyroidism
    Family Medicine

    Alta California Medical Group Inc.

    2755 Alamo St Ste 201, 
    Simi Valley, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Alberto Odio is a primary care provider, practicing in Family Medicine in Simi Valley, California. Dr. Odio is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. His clinical expertise encompasses Postmenopausal Osteoporosis, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Hypothyroidism
    Family Medicine
    Experienced in Hypothyroidism
    Family Medicine

    Adventist Health Physicians Network - Sycamore Primary And Specialty Care

    2950 Sycamore Dr Ste 300, 
    Simi Valley, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Daniel Takeda is a primary care provider, practicing in Family Medicine in Simi Valley, California. Dr. Takeda is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and High Cholesterol.

    Experienced in Hypothyroidism
    Family Medicine
    Experienced in Hypothyroidism
    Family Medicine
    2655 1st Street, Suite 325, 
    Simi Valley, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Janet Li is a primary care provider, practicing in Family Medicine in Simi Valley, California. Dr. Li is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Sitosterolemia, High Cholesterol, Chronic Pain, and Cirrhosis.

    Experienced in Hypothyroidism
    Experienced in Hypothyroidism

    Simi Workplace Multi-Specialty Clinic Inc

    2755 Alamo St Ste 100, 
    Simi Valley, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Harry Drummond is a primary care provider, practicing in Geriatrics in Simi Valley, California. Dr. Drummond is rated as an Experienced provider by MediFind in the treatment of Hypothyroidism. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Obesity in Children, Food Allergy, Cellulitis, and Peptic Ulcer.

    Showing 1-20 of 227

    Last Updated: 04/28/2026

    What is the definition of Hypothyroidism?

    Hypothyroidism is a condition in which the thyroid gland does not make enough thyroid hormone. This condition is often called underactive thyroid.

    When should I see a Hypothyroidism doctor near Simi Valley, 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 Hypothyroidism doctor near Simi Valley, 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 Hypothyroidism doctors near Simi Valley, 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 Hypothyroidism doctors near Simi Valley, 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 Hypothyroidism doctor near Simi Valley, 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 Hypothyroidism doctor search results page. 

    Why is it important to get a second opinion from a different Hypothyroidism 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 Hypothyroidism doctor near Simi Valley, 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 Hypothyroidism 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 Hypothyroidism 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 Hypothyroidism doctors near Simi Valley, CA?

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

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