The 20 Best Polymyositis Doctors Near Me in diamond bar, CA

Find the Top Polymyositis Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 12 doctor with experience in Polymyositis near diamond bar, CA. Of these, 10 are Experienced and 2 are Advanced.

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12 providers found
    Advanced in Polymyositis

    Dr. Yuan F. Liu
    Family Medicine
    Advanced in Polymyositis

    Dr. Yuan F. Liu
    Family Medicine
    Before you request
    22716 Mountain Laurel Way, 
    Diamond Bar, CA 
     (1.2 miles away)
    646-280-8500
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients

    Yuan Liu is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Liu is rated as an Advanced provider by MediFind in the treatment of Polymyositis. She is also highly rated in 117 other conditions, according to our data. Her clinical expertise encompasses Lung Adenocarcinoma, Arthritis, Lung Cancer, Tissue Biopsy, and Endoscopy. Dr. Liu is currently accepting new patients.

    Advanced in Polymyositis

    Dr. Samy K. Metyas
    Rheumatology
    Advanced in Polymyositis

    Dr. Samy K. Metyas
    Rheumatology
    Referral may be required
    Before you request

    Metyas, Samy, M.D., Inc.

    500 W San Bernardino Rd, 
    Covina, CA 
     (7.9 miles away)
    626-966-1909
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients

    Samy Metyas is a Rheumatologist practicing medicine in Covina, California. Dr. Metyas is rated as an Advanced provider by MediFind in the treatment of Polymyositis. He is also highly rated in 54 other conditions, according to our data. His clinical expertise encompasses Fibromyalgia, Rheumatoid Arthritis (RA), Osteoporosis, and Postmenopausal Osteoporosis. Dr. Metyas is board certified in American Board Of Internal Medicine. Dr. Metyas is currently accepting new patients.

    Experienced in Polymyositis
    Experienced in Polymyositis
    Referral may be required
    Before you request

    Chaparral Medical Group, Inc

    1904 N Orange Grove Ave, 
    Pomona, CA 
     (6.5 miles away)
    909-469-1823
    Languages Spoken:
    English, Hindi, Spanish, Urdu
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Jaffar Tremazi is a Rheumatologist practicing medicine in Pomona, California. Dr. Tremazi is rated as an Experienced provider by MediFind in the treatment of Polymyositis. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Fibromyalgia, Rheumatoid Arthritis (RA), Rheumatoid Vasculitis, and Palindromic Rheumatism. Dr. Tremazi is board certified in American Board Of Internal Medicine. Dr. Tremazi is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Polymyositis
    Experienced in Polymyositis
    Referral may be required
    Before you request

    Metyas, Samy, M.D., Inc.

    500 W San Bernardino Rd, 
    Covina, CA 
     (7.9 miles away)
    626-966-1909
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients

    Christina Chen is a Rheumatologist practicing medicine in Covina, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Polymyositis. She is also highly rated in 28 other conditions, according to our data. Her clinical expertise encompasses Fibromyalgia, Sjogren Syndrome, Psoriasis, and Postmenopausal Osteoporosis. Dr. Chen is board certified in American Board Of Internal Medicine. Dr. Chen is currently accepting new patients.

    Experienced in Polymyositis

    Dr. Roshan A. Patel
    Rheumatology
    Experienced in Polymyositis

    Dr. Roshan A. Patel
    Rheumatology
    Referral may be required
    Before you request

    Metyas, Samy, M.D., Inc.

    500 W San Bernardino Rd, 
    Covina, CA 
     (7.9 miles away)
    626-966-1909
    Experience:
    10+ years
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients

    Roshan Patel is a Rheumatologist practicing medicine in Covina, California. He has been practicing medicine for over 10 years. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Polymyositis. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Fibromyalgia, Postmenopausal Osteoporosis, Osteoporosis, and Reactive Arthritis. Dr. Patel is board certified in American Board Of Internal Medicine. Dr. Patel is currently accepting new patients.

    Experienced in Polymyositis
    Experienced in Polymyositis
    Referral may be required
    Before you request

    Maria Susan Buhay-Maglunog Md., Inc

    1250 S Sunset Ave, 
    West Covina, CA 
     (8.7 miles away)
    626-962-3254
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients

    Maria Buhay-Maglunog is a Rheumatologist practicing medicine in West Covina, California. Dr. Buhay-Maglunog is rated as an Experienced provider by MediFind in the treatment of Polymyositis. She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Rheumatoid Arthritis (RA), Rheumatoid Vasculitis, Postmenopausal Osteoporosis, and Osteoporosis. Dr. Buhay-Maglunog is currently accepting new patients.

    Experienced in Polymyositis

    Dr. Jay H. Kim
    Rheumatology
    Experienced in Polymyositis

    Dr. Jay H. Kim
    Rheumatology
    Referral may be required
    Before you request
    2141 North Harbor Boulevard, Suite 25000, 
    Fullerton, CA 
     (9.1 miles away)
    714-626-8650
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Jay Kim is a Rheumatologist practicing medicine in Fullerton, California. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Polymyositis. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Rheumatoid Arthritis (RA), Postmenopausal Osteoporosis, Osteoporosis, and Rhizomelic Pseudopolyarthritis. Dr. Kim is currently accepting new patients.

    Experienced in Polymyositis

    Dr. Michelle T. Ngo
    Rheumatology
    Experienced in Polymyositis

    Dr. Michelle T. Ngo
    Rheumatology
    Referral may be required
    2141 North Harbor Boulevard, Suite 25000, 
    Fullerton, CA 
     (9.1 miles away)
    714-626-8650
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Michelle Ngo is a Rheumatologist practicing medicine in Fullerton, California. Dr. Ngo is rated as an Experienced provider by MediFind in the treatment of Polymyositis. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Rheumatoid Arthritis (RA), Postmenopausal Osteoporosis, Osteoporosis, and Eosinophilic Granulomatosis with Polyangiitis (EGPA, Churg-Strauss Syndrome). Dr. Ngo is currently accepting new patients.

    Experienced in Polymyositis
    Experienced in Polymyositis
    Referral may be required
    Before you request

    Office

    12675 La Mirada Blvd Ste 401A, 
    La Mirada, CA 
     (13.2 miles away)
    562-903-7339
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Seyedehsara Seyedali is a Rheumatologist practicing medicine in La Mirada, California. Dr. Seyedali is rated as an Experienced provider by MediFind in the treatment of Polymyositis. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Osteoporosis, Postmenopausal Osteoporosis, Fibromyalgia, and Rheumatoid Arthritis (RA). Dr. Seyedali is currently accepting new patients.

    Experienced in Polymyositis

    Dr. Mehrnaz Hojjati
    Rheumatology
    Experienced in Polymyositis

    Dr. Mehrnaz Hojjati
    Rheumatology
    Referral required
    Before you request
    2501 East Chapman Avenue, Suite 301, 
    Orange, CA 
     (13.4 miles away)
    714-628-3230
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Mehrnaz Hojjati is a Rheumatologist practicing medicine in Orange, California. Dr. Hojjati is rated as an Experienced provider by MediFind in the treatment of Polymyositis. She is also highly rated in 24 other conditions, according to our data. Her clinical expertise encompasses Vasculitis, Rheumatoid Arthritis (RA), Temporal Arteritis, and Giant Cell Arteritis (GCA). Dr. Hojjati is currently accepting new patients.

    Experienced in Polymyositis

    Dr. Tracy Y. Driver
    Internal Medicine
    Experienced in Polymyositis

    Dr. Tracy Y. Driver
    Internal Medicine
    Before you request

    Office

    925 S Euclid St, 
    Anaheim, CA 
     (14.6 miles away)
    714-995-1000
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Tracy Driver is a primary care provider, practicing in Internal Medicine in Anaheim, California. Dr. Driver is rated as an Experienced provider by MediFind in the treatment of Polymyositis. Her clinical expertise encompasses Scleroma, Systemic Sclerosis (SSc), Scleroderma, and Fibromyalgia. Dr. Driver is currently accepting new patients.

    Experienced in Polymyositis
    Experienced in Polymyositis
    Referral required

    Amicus Arthritis And Osteoporosis Center Inc

    12456 Washington Blvd, 
    Whittier, CA 
     (13.7 miles away)
    562-758-6600
    Languages Spoken:
    English
    See accepted insurances
    Offers Telehealth

    Gilbert Gelfand is a Rheumatologist practicing medicine in Whittier, California. Dr. Gelfand is rated as an Experienced provider by MediFind in the treatment of Polymyositis. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Rheumatoid Arthritis (RA), Osteoporosis, Postmenopausal Osteoporosis, and Fibromyalgia. Dr. Gelfand is board certified in American Board Of Internal Medicine.

    Showing 1-12 of 12

    Last Updated: 09/26/2026

    What is the definition of Polymyositis?

    Polymyositis is a type of inflammatory myopathy, which refers to a group of muscle diseases characterized by chronic muscle inflammation and weakness. The muscles affected by Polymyositis are the skeletal muscles (those involved with making movements) on both sides of the body. The disease is more common among women and among black individuals. The exact cause of Polymyositis is unknown. The disease shares many characteristics with autoimmune disorders, which occur when the immune system mistakenly attacks healthy body tissues. In some cases, the disease may be associated with viral infections, connective tissue disorders, or an increased risk for malignancies (cancer). Diagnosis is based on a clinical examination that may include laboratory tests, imaging studies, electromyography, and a muscle biopsy.

    When should I see a Polymyositis doctor near diamond bar, 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 Polymyositis doctor near diamond bar, 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 Polymyositis doctor near diamond bar, CA?

    You can find a Polymyositis doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank Polymyositis doctors near diamond bar, 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 Polymyositis doctors near diamond bar, 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 Polymyositis doctor near diamond bar, 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 Polymyositis doctor search results page. 

    Why is it important to get a second opinion from a different Polymyositis 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 Polymyositis doctor near diamond bar, 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 Polymyositis 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 Polymyositis 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 Polymyositis doctors near diamond bar, CA?

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

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