The 20 Best Giant Cell Arteritis (GCA) Doctors Near Me in Irvine, CA

Find the Top Giant Cell Arteritis (GCA) Experts and Specialists

The 20 Best Giant Cell Arteritis (GCA) Doctors near Irvine, CA

Last Updated: 02/22/2026

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MediFind found 42 doctor with experience in Giant Cell Arteritis (GCA) near Irvine, CA. Of these, 34 are Experienced, 5 are Advanced and 1 are Distinguished.

Location
LocationClose
42 providers found
    Farhad Nassiri
    Internal Medicine
    Internal Medicine

    Afshar Medical Group

    62 Corporate Park Ste 200, 
    Irvine, CA 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Farhad Nassiri is a primary care provider, practicing in Internal Medicine in Irvine, California. His top areas of expertise are High Cholesterol, Hypertension, Asthma, and Type 2 Diabetes (T2D).

    Distinguished in Giant Cell Arteritis (GCA)
    Rheumatology
    Distinguished in Giant Cell Arteritis (GCA)
    Rheumatology

    Socal Medical Group

    361 Hospital Rd Ste 428, 
    Newport Beach, CA 
     (7.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Kathy Karamlou is a Rheumatologist in Newport Beach, California. Dr. Karamlou is rated as a Distinguished provider by MediFind in the treatment of Giant Cell Arteritis (GCA). Her top areas of expertise are Rhizomelic Pseudopolyarthritis, Rheumatoid Arthritis (RA), Ankylosing Spondylitis, and Rheumatoid Pneumoconiosis. Dr. Karamlou is currently accepting new patients.

    Advanced in Giant Cell Arteritis (GCA)
    Rheumatology
    Advanced in Giant Cell Arteritis (GCA)
    Rheumatology
    2501 East Chapman Avenue, Suite 301, 
    Orange, CA 
     (8.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mehrnaz Hojjati is a Rheumatologist in Orange, California. Dr. Hojjati is rated as an Advanced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). Her top areas of expertise are Vasculitis, Rheumatoid Arthritis (RA), Temporal Arteritis, and Giant Cell Arteritis (GCA). Dr. Hojjati is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology
    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology

    Hoag Clinic

    4900 Barranca Pkwy, Suite 103, 
    Irvine, CA 
     (1.9 miles away)
    Languages Spoken:
    English

    Anny Wu is a Rheumatologist in Irvine, California. Dr. Wu is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). Her top areas of expertise are Rheumatoid Arthritis (RA), Pediatric Autoimmune Neuropsychiatric Disorders Associated with Streptococcus Infections, IgG4-Related Disease, and Light Chain Deposition Disease (LCDD).

    Experienced in Giant Cell Arteritis (GCA)
    Experienced in Giant Cell Arteritis (GCA)
    4950 Barranca Pkwy, Suite 205b, 
    Irvine, CA 
     (1.9 miles away)
    Languages Spoken:
    English

    Christine Leehealey is a Rheumatologist in Irvine, California. Dr. Leehealey is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). Her top areas of expertise are Rheumatoid Arthritis (RA), Rheumatoid Vasculitis, Necrotizing Vasculitis, and Psoriatic Arthritis.

    Experienced in Giant Cell Arteritis (GCA)
    Internal Medicine
    Experienced in Giant Cell Arteritis (GCA)
    Internal Medicine

    Gottschalk Medical Plaza

    Irvine, CA 
     (3.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Simin Torabzadeh is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Torabzadeh is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). Her top areas of expertise are Postmenopausal Osteoporosis, Osteoporosis, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Giant Cell Arteritis (GCA)
    Internal Medicine
    Experienced in Giant Cell Arteritis (GCA)
    Internal Medicine

    Gottschalk Medical Plaza

    Irvine, CA 
     (3.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Bobby Sasson is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Sasson is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). Her top areas of expertise are Asthma, Peripheral Artery Disease, Chronic Kidney Disease, and End-Stage Renal Disease (ESRD).

    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology
    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology

    Consortio Healthcare Inc

    12791 Newport Ave Ste 201, 
    Tustin, CA 
     (3.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Robin Dore is a Rheumatologist in Tustin, California. Dr. Dore is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). Her top areas of expertise are Postmenopausal Osteoporosis, Rheumatoid Arthritis (RA), Osteoporosis, and Juvenile Primary Osteoporosis.

    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology
    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology

    Memorialcare Medical Foundation

    722 Baker St, 
    Costa Mesa, CA 
     (3.5 miles away)
    Languages Spoken:
    English

    Man Shim is a Rheumatologist in Costa Mesa, California. Dr. Shim is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). His top areas of expertise are Raynaud Phenomenon, Rheumatoid Arthritis (RA), Psoriasis, and Fibromyalgia.

    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology
    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology

    Hoag Health Center Tustin Legacy

    15000 Kensington Park Dr Ste 250, 
    Tustin, CA 
     (4.5 miles away)
    Languages Spoken:
    English

    Saru Sachdeva is a Rheumatologist in Tustin, California. Dr. Sachdeva is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). Her top areas of expertise are Necrotizing Vasculitis, Temporal Arteritis, Giant Cell Arteritis (GCA), and Juvenile Temporal Arteritis.

    Experienced in Giant Cell Arteritis (GCA)
    Experienced in Giant Cell Arteritis (GCA)
    31862 Coast Highway, Suite 305, 
    Laguna Beach, CA 
     (8.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Christine Park is a Rheumatologist in Laguna Beach, California. Dr. Park is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). Her top areas of expertise are Rhizomelic Pseudopolyarthritis, Polymyalgia Rheumatica, Hypocomplementemic Urticarial Vasculitis, and Necrotizing Vasculitis. Dr. Park is currently accepting new patients.

    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology
    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology
    2501 East Chapman Avenue, Suite 301, 
    Orange, CA 
     (8.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Andrew Phan is a Rheumatologist in Orange, California. Dr. Phan is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). His top areas of expertise are Scleroderma, Postmenopausal Osteoporosis, Osteoporosis, and Systemic Sclerosis (SSc). Dr. Phan is currently accepting new patients.

    Advanced in Giant Cell Arteritis (GCA)
    Rheumatology
    Advanced in Giant Cell Arteritis (GCA)
    Rheumatology

    J Lee MD Med Corp Inc

    1010 W La Veta Ave, 
    Orange, CA 
     (6.9 miles away)
    Experience:
    29+ years
    Languages Spoken:
    English
    Offers Telehealth

    Joo-hyung Lee is a Rheumatologist in Orange, California. Dr. Lee has been practicing medicine for over 29 years and is rated as an Advanced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). His top areas of expertise are Rheumatoid Arthritis (RA), Postmenopausal Osteoporosis, Osteoporosis, and Fibromyalgia.

    Advanced in Giant Cell Arteritis (GCA)
    Rheumatology
    Advanced in Giant Cell Arteritis (GCA)
    Rheumatology

    Uc Regents

    101 The City Dr S, 
    Orange, CA 
     (8.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Dan Mandel is a Rheumatologist in Orange, California. Dr. Mandel is rated as an Advanced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). His top areas of expertise are Acute Febrile Neutrophilic Dermatosis, Scleritis, Calcium Pyrophosphate Arthritis, and Polyarteritis Nodosa.

    Naya Mckinnon
    Rheumatology
    Rheumatology

    UCI Health

    101 The City Dr S, 
    Orange, CA 
     (8.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Naya Mckinnon is a Rheumatologist in Orange, California. Her top areas of expertise are Rheumatoid Arthritis (RA), Sjogren Syndrome, Fibromyalgia, and Psoriasis.

    Advanced in Giant Cell Arteritis (GCA)
    Advanced in Giant Cell Arteritis (GCA)

    Newport Huntington Medical Group

    19582 Beach Blvd, 
    Huntington Beach, CA 
     (9.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Christine Thai is a Rheumatologist in Huntington Beach, California. Dr. Thai is rated as an Advanced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). Her top areas of expertise are Juvenile Primary Osteoporosis, Rheumatoid Arthritis (RA), Juvenile Temporal Arteritis, and Temporal Arteritis.

    Advanced in Giant Cell Arteritis (GCA)
    Rheumatology
    Advanced in Giant Cell Arteritis (GCA)
    Rheumatology

    Valdemar Ascencio MD Inc.

    23961 Calle De La Magdalena Ste 200, 
    Laguna Hills, CA 
     (9.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Alan Schenk is a Rheumatologist in Laguna Hills, California. Dr. Schenk is rated as an Advanced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). His top areas of expertise are Postmenopausal Osteoporosis, Osteoporosis, Rheumatoid Arthritis (RA), and Sjogren Syndrome.

    Experienced in Giant Cell Arteritis (GCA)
    Internal Medicine
    Experienced in Giant Cell Arteritis (GCA)
    Internal Medicine

    Felice L Gersh MD Inc

    16300 Sand Canyon Ave Ste 311, 
    Irvine, CA 
     (5.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Michael Waldman is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Waldman is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). His top areas of expertise are Type 2 Diabetes (T2D), High Cholesterol, Autoerythrocyte Sensitivity, and Gardner-Diamond Syndrome.

    Experienced in Giant Cell Arteritis (GCA)
    Internal Medicine
    Experienced in Giant Cell Arteritis (GCA)
    Internal Medicine

    Optum - Chapman

    845 E Chapman Ave, 
    Orange, CA 
     (7.2 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English

    Thomas Hryniewicki is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Hryniewicki has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). His top areas of expertise are Gardner-Diamond Syndrome, Autoerythrocyte Sensitivity, Purpura, and Cirrhosis.

    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology
    Experienced in Giant Cell Arteritis (GCA)
    Rheumatology

    Gharoon Panahi MD Inc.

    11180 Warner Ave Ste 157, 
    Fountain Valley, CA 
     (7.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Gharoon Panahi is a Rheumatologist in Fountain Valley, California. Dr. Panahi is rated as an Experienced provider by MediFind in the treatment of Giant Cell Arteritis (GCA). His top areas of expertise are Lupus Nephritis, Rheumatoid Arthritis (RA), Psoriasis, and Plaque Psoriasis.

    Showing 1-20 of 42

    Last Updated: 02/22/2026

    What is the definition of Giant Cell Arteritis (GCA)?

    Giant cell arteritis (GCA) is a form of vasculitis, a group of disorders that cause inflammation of blood vessels. GCA most commonly affects the arteries of the head (especially the temporal arteries, located on each side of the head), but arteries in other areas of the body can also become inflamed. The inflammation causes the arteries to narrow, resulting in poor blood flow. Symptoms when arteries in the head are involved may include a throbbing headache on one side or the back of the head, tenderness of the scalp, flu-like symptoms, and/or problems with eyesight. Symptoms when other arteries are involved depend on the location of those arteries. The cause of GCA is still being studied, but it is thought to involve the immune system mistakenly attacking the artery walls. Several genetic and environmental factors may increase a person's risk to develop GCA. GCA may develop with or after another inflammatory disorder known as polymyalgia rheumatica.

    When should I see a Giant Cell Arteritis (GCA) doctor near Irvine, 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 Giant Cell Arteritis (GCA) doctor near Irvine, 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 Giant Cell Arteritis (GCA) doctors near Irvine, 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 Giant Cell Arteritis (GCA) doctors near Irvine, 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 Giant Cell Arteritis (GCA) doctor near Irvine, 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 Giant Cell Arteritis (GCA) doctor search results page. 

    Why is it important to get a second opinion from a different Giant Cell Arteritis (GCA) 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 Giant Cell Arteritis (GCA) doctor near Irvine, 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 Giant Cell Arteritis (GCA) 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 Giant Cell Arteritis (GCA) 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 Giant Cell Arteritis (GCA) doctors near Irvine, CA?

    Look for the filter feature on the left side of the Giant Cell Arteritis (GCA) 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 Giant Cell Arteritis (GCA) doctor that offers video calls?

    Look for the filter feature on the left-side of the Giant Cell Arteritis (GCA) 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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