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    Last Updated: 02/22/2026

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    MediFind found 34 doctor with experience in Chronic Lymphocytic Leukemia (CLL) near Vista, CA. Of these, 28 are Experienced, 5 are Advanced and 1 are Distinguished.

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    34 providers found
      Advanced in Chronic Lymphocytic Leukemia (CLL)
      Advanced in Chronic Lymphocytic Leukemia (CLL)

      Office

      910 Sycamore Ave Ste 370, 
      Vista, CA 
       (2.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Derek Helton is an Oncologist in Vista, California. Dr. Helton is rated as an Advanced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Anal Cancer, Familial Colorectal Cancer, Stomach Cancer, and Pancreatic Cancer. Dr. Helton is currently accepting new patients.

      Distinguished in Chronic Lymphocytic Leukemia (CLL)
      Hematology | Oncology
      Distinguished in Chronic Lymphocytic Leukemia (CLL)
      Hematology | Oncology

      Cleveland Clinic

      400 Craven Rd, 
      San Marcos, CA 
       (6.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Allison Winter is a Hematologist and an Oncologist in San Marcos, California. Dr. Winter is rated as a Distinguished provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). Her top areas of expertise are B-Cell Lymphoma, Non-Hodgkin Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), Bone Marrow Transplant, and Bone Marrow Aspiration.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Experienced in Chronic Lymphocytic Leukemia (CLL)

      Uc San Diego Health-Vista Cancer Services

      910 Sycamore Ave Ste 102, 
      Vista, CA 
       (2.5 miles away)
      Languages Spoken:
      English

      Fareeha Siddiqui is a Hematologist in Vista, California. Dr. Siddiqui is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). Her top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, Multiple Myeloma, and Follicular Lymphoma.

      Learn about our expert tiers
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Internal Medicine
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Internal Medicine

      Medical Group Of North County Inc.

      910 Sycamore Ave Ste 270, 
      Vista, CA 
       (2.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Charles Hergesheimer is an Internal Medicine provider in Vista, California. Dr. Hergesheimer is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Vitamin D Deficiency, Breast Cancer, Paget Disease of the Breast, and Chronic B-Cell Leukemia (CBCL).

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Oncology | Hematology
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Oncology | Hematology

      The Oncology Institute Ca, A Professional Corporation

      2067 W Vista Way, Suite 295, 
      Vista, CA 
       (2.7 miles away)
      Languages Spoken:
      English

      Anwer Shaikh is an Oncologist and a Hematologist in Vista, California. Dr. Shaikh is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Anaplastic Large Cell Lymphoma, Angiosarcoma, Familial Colorectal Cancer, and Inflammatory Breast Cancer.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Hematology Oncology | Hematology | Oncology
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Hematology Oncology | Hematology | Oncology

      The Oncology Institute Ca, A Professional Corporation

      2067 W Vista Way, Suite 295, 
      Vista, CA 
       (2.7 miles away)
      Languages Spoken:
      English

      John Schwerkoske is a Hematologist Oncology specialist and a Hematologist in Vista, California. Dr. Schwerkoske is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Acute Mountain Sickness, Iron Deficiency Anemia, Childhood Iron Deficiency Anemia, and Thrombocytopenia.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Family Medicine
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Family Medicine

      Cassidy Medical Group Inc.

      145 Thunder Dr, 
      Vista, CA 
       (2.8 miles away)
      Languages Spoken:
      English

      Hugh Hodsman is a primary care provider, practicing in Family Medicine in Vista, California. Dr. Hodsman is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Family Medicine
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Family Medicine

      Rancho Santa Fe Medical Group, Inc.

      3230 Waring Ct, Suite Q, 
      Oceanside, CA 
       (2.9 miles away)
      Languages Spoken:
      English

      Luis Navazo is a primary care provider, practicing in Family Medicine in Oceanside, California. Dr. Navazo is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Ringworm, Stasis Dermatitis and Ulcers, Peptic Ulcer, and Cellulitis.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Internal Medicine
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Internal Medicine

      Uc San Diego Health-Vista

      910 Sycamore Ave, 
      Vista, CA 
       (3.1 miles away)
      Languages Spoken:
      English

      Mary Jaramillo is a primary care provider, practicing in Internal Medicine in Vista, California. Dr. Jaramillo is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). Her top areas of expertise are Familial Colorectal Cancer, Breast Cancer, Hypothyroidism, and Sitosterolemia.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Experienced in Chronic Lymphocytic Leukemia (CLL)

      North County Oncology Medical Clinic Inc

      3617 Vista Way, 
      Oceanside, CA 
       (4.1 miles away)
      Languages Spoken:
      English

      Nayyar Siddique is a Hematologist in Oceanside, California. Dr. Siddique is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Pleuropulmonary Blastoma, Breast Cancer, Paget Disease of the Breast, and Polycythemia Vera.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Experienced in Chronic Lymphocytic Leukemia (CLL)

      North County Oncology Medical Clinic Inc

      3617 Vista Way, 
      Oceanside, CA 
       (4.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Warren Paroly is an Oncologist in Oceanside, California. Dr. Paroly is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Pleuropulmonary Blastoma, Sideroblastic Anemia, Marginal Zone Lymphoma (MZL), and Juvenile Primary Osteoporosis.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Hematology
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Hematology

      North County Oncology Medical Clinic Inc

      3617 Vista Way, 
      Oceanside, CA 
       (4.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Himani Singh is a Hematologist in Oceanside, California. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). Her top areas of expertise are Lynch Syndrome, Colorectal Cancer, Iron Deficiency Anemia, and Essential Thrombocythemia.

      Bernard Silver
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Experienced in Chronic Lymphocytic Leukemia (CLL)

      Cleveland Clinic

      400 Craven Rd, 
      San Marcos, CA 
       (6.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Bernard Silver is a Hematologist in San Marcos, California. Dr. Silver is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Thrombocytopenia, Autoimmune Hemolytic Anemia, Adult Immune Thrombocytopenia, Embolectomy, and Thrombectomy.

      Advanced in Chronic Lymphocytic Leukemia (CLL)
      Hematology Oncology | Hematology | Oncology
      Advanced in Chronic Lymphocytic Leukemia (CLL)
      Hematology Oncology | Hematology | Oncology

      California Cancer Associates For Research And Excellence Inc

      838 Nordahl Rd, Suite 300, 
      San Marcos, CA 
       (8.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Philip Marjon is a Hematologist Oncology specialist and a Hematologist in San Marcos, California. Dr. Marjon is rated as an Advanced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Pancreatic Ductal Adenocarcinoma, Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, and Familial Colorectal Cancer.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Experienced in Chronic Lymphocytic Leukemia (CLL)

      CCARE San Marcos Cancer Center

      838 Nordahl Rd Fl 3, 
      San Marcos, CA 
       (5.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Michael Kosmo is a Hematologist in San Marcos, California. Dr. Kosmo is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Anemia, Breast Cancer, Paget Disease of the Breast, and Drug-Induced Thrombocytopenia. Dr. Kosmo is currently accepting new patients.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Experienced in Chronic Lymphocytic Leukemia (CLL)

      CCARE San Marcos Cancer Center

      838 Nordahl Rd Fl 3, 
      San Marcos, CA 
       (5.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Edward Mcclay is an Oncologist in San Marcos, California. Dr. Mcclay is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Melanoma, Merkel Cell Carcinoma, Vitamin B12 Deficiency, and Familial Colorectal Cancer. Dr. Mcclay is currently accepting new patients.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Hematology Oncology | Hematology | Oncology
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Hematology Oncology | Hematology | Oncology

      San Marcos Medical Offices

      400 Craven Rd, 
      San Marcos, CA 
       (6.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Sara Capatanos is a Hematologist Oncology specialist and a Hematologist in San Marcos, California. Dr. Capatanos is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Pleuropulmonary Blastoma, and Inflammatory Breast Cancer. Dr. Capatanos is currently accepting new patients.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Hematology Oncology | Hematology | Oncology
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Hematology Oncology | Hematology | Oncology

      San Marcos Medical Offices

      400 Craven Road, 
      San Marcos, CA 
       (6.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Sujatha Murali is a Hematologist Oncology specialist and a Hematologist in San Marcos, California. Dr. Murali is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). Her top areas of expertise are Breast Cancer, Angiosarcoma, Inflammatory Breast Cancer, and Paget Disease of the Breast. Dr. Murali is currently accepting new patients.

      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Family Medicine
      Experienced in Chronic Lymphocytic Leukemia (CLL)
      Family Medicine

      Optum - Carlsbad Jefferson

      2910 Jefferson St, 
      Carlsbad, CA 
       (6.5 miles away)
      Experience:
      37+ years
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Gary Korff is a primary care provider, practicing in Family Medicine in Carlsbad, California. Dr. Korff has been practicing medicine for over 37 years and is rated as an Experienced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Autoerythrocyte Sensitivity, Purpura, Gardner-Diamond Syndrome, and Osteomyelitis in Children. Dr. Korff is currently accepting new patients.

      Advanced in Chronic Lymphocytic Leukemia (CLL)
      Advanced in Chronic Lymphocytic Leukemia (CLL)

      Office

      326 Santa Fe Dr Ste 105, 
      Encinitas, CA 
       (10.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Alberto Bessudo is an Oncologist in Encinitas, California. Dr. Bessudo is rated as an Advanced provider by MediFind in the treatment of Chronic Lymphocytic Leukemia (CLL). His top areas of expertise are Bone Tumor, Multiple Myeloma, Colorectal Cancer, and Iron Deficiency Anemia.

      Showing 1-20 of 34

      Last Updated: 02/22/2026

      What is the definition of Chronic Lymphocytic Leukemia (CLL)?

      Chronic lymphocytic leukemia (CLL) is a slow-growing cancer of the blood and bone marrow which produces high levels of abnormal white blood cells (lymphocytes). Unlike normal cells, the abnormal white blood cells in chronic lymphocytic leukemia do not fight infection properly and crowd out red blood cells and platelets, which may result in anemia, infections, and bleeding. While chronic lymphocytic leukemia starts in the bone marrow, over time the disease spreads through the bloodstream to other parts of the body, especially the lymph nodes, as well as the liver and spleen, which then become enlarged. There are two main types of chronic lymphocytic leukemia, one that progresses very slowly (B cell), and one that progresses more quickly (T cell), which is the more serious type. Diagnostic tests can determine if chronic lymphocytic leukemia is the type that progresses slowly by finding the proteins, ZAP-70 and CD38, on the leukemia cells, which can predict a better long-term outcome. Chronic lymphocytic leukemia is the most common type of leukemia in adults, and more often affects individuals who are white, middle-aged, or older, usually over the age of 70, while occurring very rarely in children. In general, chronic lymphocytic leukemia is categorized as asymptomatic (without symptoms), symptomatic, progressive, refractory (resistant to treatment), or recurrent. Chronic lymphocytic leukemia is further categorized by the following stages: Stage 0 – Too many white blood cells (lymphocytes), without any sign or symptom of leukemia. This is a slow-growing stage. Stage I – Too many white blood cells (lymphocytes) and enlarged lymph nodes. Stage II – Too many white blood cells (lymphocytes), enlarged liver, spleen, or lymph nodes. Stage III – Too many white blood cells (lymphocytes), and not enough red blood cells, enlarged liver, spleen, or lymph nodes. Stage IV – Too many white blood cells, and not enough platelets or red blood cells, enlarged liver, spleen, or lymph nodes. The stage of chronic lymphocytic leukemia helps to determine the treatment and outcome (prognosis).

      When should I see a Chronic Lymphocytic Leukemia (CLL) doctor near Vista, 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 Chronic Lymphocytic Leukemia (CLL) doctor near Vista, 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 Chronic Lymphocytic Leukemia (CLL) doctors near Vista, 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 Chronic Lymphocytic Leukemia (CLL) doctors near Vista, 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 Chronic Lymphocytic Leukemia (CLL) doctor near Vista, 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 Chronic Lymphocytic Leukemia (CLL) doctor search results page. 

      Why is it important to get a second opinion from a different Chronic Lymphocytic Leukemia (CLL) 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 Chronic Lymphocytic Leukemia (CLL) doctor near Vista, 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 Chronic Lymphocytic Leukemia (CLL) 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 Chronic Lymphocytic Leukemia (CLL) 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 Chronic Lymphocytic Leukemia (CLL) doctors near Vista, CA?

      Look for the filter feature on the left side of the Chronic Lymphocytic Leukemia (CLL) 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 Chronic Lymphocytic Leukemia (CLL) doctor that offers video calls?

      Look for the filter feature on the left-side of the Chronic Lymphocytic Leukemia (CLL) 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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