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    Last Updated: 10/30/2025

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    MediFind found 38 doctor with experience in Richter Syndrome near Mission Viejo, CA. Of these, 33 are Experienced, 4 are Advanced and 1 are Distinguished.

    Location
    LocationClose
    38 providers found
      Distinguished in Richter Syndrome
      Distinguished in Richter Syndrome

      City Of Hope Medical Foundation

      1601 Avocado Ave, 
      Newport Beach, CA 
       (12.2 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Tanya Siddiqi is a Hematologist in Newport Beach, California. Dr. Siddiqi is rated as a Distinguished provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Non-Hodgkin Lymphoma, Bone Marrow Aspiration, and Bone Marrow Transplant.

      Experienced in Richter Syndrome
      Experienced in Richter Syndrome

      City Of Hope Medical Foundation

      Irvine, CA 
       (6.4 miles away)
      Experience:
      16+ years
      Languages Spoken:
      English
      Offers Telehealth

      Avyakta Kallam is a Hematologist in Irvine, California. Dr. Kallam has been practicing medicine for over 16 years and is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Non-Hodgkin Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), Hodgkin Lymphoma, Bone Marrow Transplant, and Bone Marrow Aspiration.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Experienced in Richter Syndrome
      Hematology Oncology | Hematology | Oncology
      Experienced in Richter Syndrome
      Hematology Oncology | Hematology | Oncology

      City Of Hope Medical Foundation

      16300 Sand Canyon Ave, Suite 207, 
      Irvine, CA 
       (7.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Luke Chen is a Hematologist Oncology specialist and a Hematologist in Irvine, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Clear Cell Sarcoma, Renal Cell Carcinoma (RCC), Chromophobe Renal Cell Carcinoma, WT1-Related Wilms Tumor Syndromes, and Prostatectomy.

      Learn about our expert tiers
      Experienced in Richter Syndrome
      Hematology Oncology | Hematology | Oncology
      Experienced in Richter Syndrome
      Hematology Oncology | Hematology | Oncology

      City Of Hope Medical Foundation

      16300 Sand Canyon Ave, Suite 207, 
      Irvine, CA 
       (7.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Danny Nguyen is a Hematologist Oncology specialist and a Hematologist in Irvine, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Pleuropulmonary Blastoma, Lynch Syndrome, Colorectal Cancer, and Familial Colorectal Cancer.

      Experienced in Richter Syndrome
      Hematology Oncology | Hematology | Oncology
      Experienced in Richter Syndrome
      Hematology Oncology | Hematology | Oncology

      City Of Hope Medical Foundation

      16300 Sand Canyon Ave, Suite 207, 
      Irvine, CA 
       (7.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Sudarsan Kollimuttathuillam is a Hematologist Oncology specialist and a Hematologist in Irvine, California. Dr. Kollimuttathuillam is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Iron Deficiency Anemia, Childhood Iron Deficiency Anemia, Dehydration, and Agranulocytosis.

      Advanced in Richter Syndrome
      Hematology Oncology
      Advanced in Richter Syndrome
      Hematology Oncology
      27799 Medical Center Road, Suite 460, 
      Mission Viejo, CA 
       (1.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      George Miranda is a Hematologist Oncology provider in Mission Viejo, California. Dr. Miranda is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Small Cell Lung Cancer (SCLC), and Paget Disease of the Breast.

      Experienced in Richter Syndrome
      Hematology Oncology
      Experienced in Richter Syndrome
      Hematology Oncology
      27799 Medical Center Road, Suite 460, 
      Mission Viejo, CA 
       (1.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Fen Jiang is a Hematologist Oncology provider in Mission Viejo, California. Dr. Jiang is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Inflammatory Breast Cancer, Paget Disease of the Breast, Breast Cancer, Angiosarcoma, and Bone Marrow Aspiration. Dr. Jiang is currently accepting new patients.

      Experienced in Richter Syndrome
      Hematology Oncology
      Experienced in Richter Syndrome
      Hematology Oncology
      27799 Medical Center Road, Suite 460, 
      Mission Viejo, CA 
       (1.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Minch Fong is a Hematologist Oncology provider in Mission Viejo, California. Dr. Fong is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Laryngeal Cancer, Pleuropulmonary Blastoma, Posterior Fossa Tumor, and Primitive Neuroectodermal Tumor (PNET). Dr. Fong is currently accepting new patients.

      Experienced in Richter Syndrome
      Hematology Oncology
      Experienced in Richter Syndrome
      Hematology Oncology
      27799 Medical Center Road, Suite 460, 
      Mission Viejo, CA 
       (1.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Ming Li is a Hematologist Oncology provider in Mission Viejo, California. Dr. Li is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Paget Disease of the Breast, Breast Cancer, Glioblastoma, and Gliosarcoma.

      Experienced in Richter Syndrome
      Internal Medicine
      Experienced in Richter Syndrome
      Internal Medicine

      Memorialcare Medical Foundation

      Mission Viejo, CA 
       (1.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Gracia Covarrubias is a primary care provider, practicing in Internal Medicine in Mission Viejo, California. Dr. Covarrubias is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and High Cholesterol.

      Experienced in Richter Syndrome
      Hematology Oncology
      Experienced in Richter Syndrome
      Hematology Oncology
      Laguna Hills, CA 
       (2.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Howard Cheng is a Hematologist Oncology provider in Laguna Hills, California. Dr. Cheng is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Non-Hodgkin Lymphoma, Lung Cancer, Pleuropulmonary Blastoma, and Small Cell Lung Cancer (SCLC). Dr. Cheng is currently accepting new patients.

      Experienced in Richter Syndrome
      Hematology Oncology | Hematology | Oncology
      Experienced in Richter Syndrome
      Hematology Oncology | Hematology | Oncology

      Memorialcare Medical Foundation

      24411 Health Ctr Dr, Suite 320, 
      Laguna Hills, CA 
       (2.3 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Jacqueline Malekirad is a Hematologist Oncology specialist and a Hematologist in Laguna Hills, California. Dr. Malekirad is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Subacute Combined Degeneration, Folate Deficiency, Multiple Carboxylase Deficiency, and Vitamin B12 Deficiency Anemia.

      Experienced in Richter Syndrome
      Internal Medicine
      Experienced in Richter Syndrome
      Internal Medicine
      Laguna Hills, CA 
       (2.3 miles away)
      Languages Spoken:
      English

      Louis Scarcella is a primary care provider, practicing in Internal Medicine in Laguna Hills, California. Dr. Scarcella is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Chronic Cough, Low Blood Pressure, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Pacemaker Implantation.

      Experienced in Richter Syndrome
      Hematology Oncology
      Experienced in Richter Syndrome
      Hematology Oncology
      26732 Crown Valley Parkway, Suite 271, 
      Mission Viejo, CA 
       (2.4 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Nawid Sarwari is a Hematologist Oncology provider in Mission Viejo, California. Dr. Sarwari is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Drug-Induced Thrombocytopenia, Thrombocytopenia, Breast Cancer, and Acute Mountain Sickness. Dr. Sarwari is currently accepting new patients.

      Experienced in Richter Syndrome
      Hematology Oncology | Oncology
      Experienced in Richter Syndrome
      Hematology Oncology | Oncology

      The Oncology Institute Ca, A Professional Corporation

      26732 Crown Valley Pkwy, Suite 271, 
      Mission Viejo, CA 
       (2.4 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Richard Bender is a Hematologist Oncology specialist and an Oncologist in Mission Viejo, California. Dr. Bender is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Breast Cancer, BRCA Positive Breast Cancer, Familial Colorectal Cancer, and Paget Disease of the Breast. Dr. Bender is currently accepting new patients.

      Experienced in Richter Syndrome
      Internal Medicine
      Experienced in Richter Syndrome
      Internal Medicine
      11 Technology Drive, 
      Irvine, CA 
       (5.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Nidal Hannat is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Hannat is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Congenital Antithrombin 3 Deficiency, Protein C Deficiency, Hereditary Resistance to Anti-Vitamin K, Protein S Deficiency, and Cardiac Ablation. Dr. Hannat is currently accepting new patients.

      Experienced in Richter Syndrome
      Internal Medicine
      Experienced in Richter Syndrome
      Internal Medicine
      4 Hughes Ste 175, 
      Irvine, CA 
       (6.4 miles away)
      Languages Spoken:
      English

      Allan Sosin is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Sosin is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Hypothyroidism, Obesity in Children, Hypogonadism Primary Partial Alopecia, and Testicular Failure.

      Experienced in Richter Syndrome
      Internal Medicine
      Experienced in Richter Syndrome
      Internal Medicine

      Hoag Clinic

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

      Randa Serag is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Serag is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Vitamin D Deficiency, Juvenile Primary Osteoporosis, Melanoma of the Eye, and Melorheostosis.

      Experienced in Richter Syndrome
      Internal Medicine
      Experienced in Richter Syndrome
      Internal Medicine

      Hoag Clinic

      16300 Sand Canyon Ave, Suite 311, 
      Irvine, CA 
       (7.9 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 Richter Syndrome. His top areas of expertise are Type 2 Diabetes (T2D), High Cholesterol, Purpura, and Autoerythrocyte Sensitivity.

      Experienced in Richter Syndrome
      Family Medicine
      Experienced in Richter Syndrome
      Family Medicine
      16300 Sand Canyon Avenue, Suite 602, 
      Irvine, CA 
       (7.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Shida Saam is a primary care provider, practicing in Family Medicine in Irvine, California. Dr. Saam is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Vitamin D Deficiency, Type 2 Diabetes (T2D), Juvenile Primary Osteoporosis, and Osteoporosis. Dr. Saam is currently accepting new patients.

      Showing 1-20 of 38

      Last Updated: 10/30/2025

      What is the definition of Richter Syndrome?

      Richter syndrome is a rare condition in which chronic lymphocytic leukemia (CLL) changes into a fast-growing type of lymphoma. Symptoms of Richter syndrome can include fever, loss of weight and muscle mass, abdominal pain, and enlargement of the lymph nodes, liver, and spleen. Laboratory results may show anemia and low platelet counts (which can lead to easy bleeding and bruising).

      When should I see a Richter Syndrome doctor near Mission Viejo, 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 Richter Syndrome doctor near Mission Viejo, 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 Richter Syndrome doctors near Mission Viejo, 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 Richter Syndrome doctors near Mission Viejo, 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 Richter Syndrome doctor near Mission Viejo, 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 Richter Syndrome doctor search results page. 

      Why is it important to get a second opinion from a different Richter Syndrome 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 Richter Syndrome doctor near Mission Viejo, 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 Richter Syndrome 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 Richter Syndrome 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 Richter Syndrome doctors near Mission Viejo, CA?

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

      Look for the filter feature on the left-side of the Richter Syndrome 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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