The 20 Best Richter Syndrome Doctors Near Me in laguna hills, CA

Find the Top Richter Syndrome Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 54 doctor with experience in Richter Syndrome near laguna hills, CA. Of these, 45 are Experienced, 6 are Advanced and 3 are Distinguished.

Location
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54 providers found
    Distinguished in Richter Syndrome
    Distinguished in Richter Syndrome
    Referral may be required

    City Of Hope Orange County Lennar Foundation Cancer Center

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

    Tanya Siddiqi is an Oncologist practicing medicine in Irvine, California. Dr. Siddiqi is rated as a Distinguished provider by MediFind in the treatment of Richter Syndrome. She is also highly rated in 33 other conditions, according to our data. Her clinical expertise encompasses Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Non-Hodgkin Lymphoma, Bone Marrow Aspiration, and Splenectomy.

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

    Pacific Shores Medical Group

    16300 Sand Canyon Ave, Ste 207, 
    Irvine, CA 
     (6.4 miles away)
    Languages Spoken:
    English, Armenian, French, Spanish
    Accepting New Patients
    Offers Telehealth

    Nerses Tchekmedyian is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Tchekmedyian is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Juvenile Primary Osteoporosis, Postmenopausal Osteoporosis, Osteoporosis, and Ulcerative Colitis. Dr. Tchekmedyian is board certified in Internal Medicine (Sub: Medical Oncology), American Board Internal Medicine, and Internal Medicine. Dr. Tchekmedyian is currently accepting new patients.

    Experienced in Richter Syndrome
    Hematology | Oncology
    Experienced in Richter Syndrome
    Hematology | Oncology
    Referral may be required

    UCI Health - Irvine Chao Family Comprehensive Cancer Center & Ambulatory Care

    19208 Jamboree Road, 
    Irvine, CA 
     (8.7 miles away)
    Languages Spoken:
    English, Farsi
    Offers Telehealth

    Misagh Karimi is a Hematologist and an Oncologist practicing medicine in Irvine, California. Dr. Karimi is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Familial Colorectal Cancer, Colorectal Cancer, and Paget Disease of the Breast. Dr. Karimi is board certified in American Board Of Internal Medicine - Hematology and American Board Of Internal Medicine - Medical Oncology.

    Learn about our expert tiers
    Experienced in Richter Syndrome
    Experienced in Richter Syndrome
    Referral may be required

    Sudarsan Vishnu Kollimuttathuillam, M.D.

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

    Sudarsan Kollimuttathuillam is an Oncologist practicing medicine in Irvine, California. Dr. Kollimuttathuillam is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His clinical expertise encompasses Agranulocytosis, Chronic Familial Neutropenia, Gastroesophageal Junction Cancer, and Febrile Neutropenia.

    Advanced in Richter Syndrome
    Hematology | Oncology
    Advanced in Richter Syndrome
    Hematology | Oncology
    Referral may be required

    Edward A. Wagner, MD

    24411 Health Center Dr Ste 620, 
    Laguna Hills, CA 
     (0.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Edward Wagner is a Hematologist and an Oncologist practicing medicine in Laguna Hills, California. Dr. Wagner is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Familial Colorectal Cancer, and Familial Prostate Cancer. Dr. Wagner is currently accepting new patients.

    Advanced in Richter Syndrome
    Hematology Oncology
    Advanced in Richter Syndrome
    Hematology Oncology
    Referral may be required
    27799 Medical Center Road, Suite 460, 
    Mission Viejo, CA 
     (2.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    George Miranda is a Hematologist Oncology provider practicing medicine in Mission Viejo, California. Dr. Miranda is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Pleuropulmonary Blastoma, Lung Cancer, Small Cell Lung Cancer (SCLC), and Paget Disease of the Breast. Dr. Miranda is currently accepting new patients.

    Experienced in Richter Syndrome
    Hematology | Oncology
    Experienced in Richter Syndrome
    Hematology | Oncology
    Referral may be required

    United Medical Doctors

    Laguna Hills, CA 
     (0.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Howard Cheng is a Hematologist and an Oncologist practicing medicine in Laguna Hills, California. Dr. Cheng is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 32 other conditions, according to our data. His clinical expertise encompasses 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
    Experienced in Richter Syndrome
    Hematology | Oncology
    Referral may be required

    Oncology Physicians Network Of California PC

    Laguna Hills, CA 
     (0.1 miles away)
    Experience:
    11+ years
    Languages Spoken:
    English
    Offers Telehealth

    Pete Pow is a primary care provider, a Hematologist and an Oncologist in Laguna Hills, California. He has been practicing medicine for over 11 years. Dr. Pow is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Splenic Neoplasm, Deep Vein Thrombosis, Colorectal Cancer, and Thrombocytopenia. Dr. Pow is board certified in American Board Internal Medicine.

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

    Saddleback Medical Group

    24221 Calle De La Louisa Ste 400, 
    Laguna Hills, CA 
     (0.1 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 clinical expertise encompasses Chronic Cough, Low Blood Pressure, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Pacemaker Implantation.

    Experienced in Richter Syndrome
    Internal Medicine
    Experienced in Richter Syndrome
    Internal Medicine
    24411 Health Center Drive, Suite 560, 
    Laguna Hills, CA 
     (1.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Joanna Kopacz is a primary care provider, practicing in Internal Medicine in Laguna Hills, California. Dr. Kopacz is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. She is also highly rated in 41 other conditions, according to our data. Her clinical expertise encompasses Interstitial Nephritis, Sepsis, Aspergillosis, and Strep Throat. Dr. Kopacz is board certified in American Board Of Internal Medicine. Dr. Kopacz is currently accepting new patients.

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome
    Referral may be required

    Sarah Hassan, MD

    24411 Health Center Dr Ste 320, 
    Laguna Hills, CA 
     (1.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sarah Hassan is an Oncologist practicing medicine in Laguna Hills, California. Dr. Hassan is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Inflammatory Breast Cancer, Angiosarcoma, Breast Cancer, and Paget Disease of the Breast.

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

    MemorialCare Medical Group 55+ (Laguna Woods)

    24268 El Toro Rd, 
    Laguna Woods, CA 
     (1.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

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

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome
    Referral may be required

    Neogenomics Laboratories Inc

    Aliso Viejo, CA 
     (2.1 miles away)
    Languages Spoken:
    English

    Dennis O'malley is a Hematologist practicing medicine in Aliso Viejo, California. Dr. O'malley is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Nodular Lymphocyte-Predominant Hodgkin Lymphoma (NLPHL), Rosai-Dorfman Disease, B-Cell Lymphoma, and Splenic Neoplasm.

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

    Fen Jiang is a Hematologist Oncology provider practicing medicine in Mission Viejo, California. Dr. Jiang is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. She is also highly rated in 16 other conditions, according to our data. Her clinical expertise encompasses 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
    Experienced in Richter Syndrome
    Referral may be required

    Ocean View Hematology/Oncology Medical Group

    26732 Crown Valley Pkwy Ste 475, 
    Mission Viejo, CA 
     (2.4 miles away)
    Languages Spoken:
    English

    Gabriel Carabulea is an Oncologist practicing medicine in Mission Viejo, California. Dr. Carabulea is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Pleuropulmonary Blastoma, Febrile Neutropenia, Agranulocytosis, and Chronic Familial Neutropenia.

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

    Minch Fong is a Hematologist Oncology provider practicing medicine in Mission Viejo, California. Dr. Fong is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Laryngeal Cancer, Pleuropulmonary Blastoma, Primitive Neuroectodermal Tumor (PNET), and Posterior Fossa Tumor. Dr. Fong is currently accepting new patients.

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

    Ming Li is a Hematologist Oncology provider practicing medicine in Mission Viejo, California. Dr. Li is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Gliosarcoma, and Glioblastoma. Dr. Li is currently accepting new patients.

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

    Nawid Sarwari is a Hematologist Oncology provider practicing medicine in Mission Viejo, California. Dr. Sarwari is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Drug-Induced Thrombocytopenia, Thrombocytopenia, Breast Cancer, and Acute Mountain Sickness. Dr. Sarwari is currently accepting new patients.

    Experienced in Richter Syndrome
    Experienced in Richter Syndrome
    Referral may be required

    Gabor Kovacs MD A Medical Corporation

    31852 Coast Hwy Ste 305, 
    Laguna Beach, CA 
     (4.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Gabor Kovacs is an Oncologist practicing medicine in Laguna Beach, California. Dr. Kovacs is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Inflammatory Breast Cancer, Richter Syndrome, and Chronic Lymphocytic Leukemia (CLL).

    Experienced in Richter Syndrome
    Internal Medicine
    Experienced in Richter Syndrome
    Internal Medicine
    11 Technology Drive, 
    Irvine, CA 
     (4.6 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. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Congenital Antithrombin 3 Deficiency, Hereditary Resistance to Anti-Vitamin K, Protein C Deficiency, Protein S Deficiency, and Cardiac Ablation. Dr. Hannat is currently accepting new patients.

    Showing 1-20 of 54

    Last Updated: 09/26/2026

    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 laguna hills, 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 laguna hills, 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 laguna hills, 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 laguna hills, 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 laguna hills, 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 laguna hills, 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 laguna hills, 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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