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    Last Updated: 01/09/2026

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    MediFind found 1564 doctor with experience in Vitamin B12 Deficiency near California, US. Of these, 1365 are Experienced, 171 are Advanced and 25 are Distinguished.

    Location
    LocationClose
    1,564 providers found
      Jarrod P. Holmes
      Advanced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology
      Advanced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology
      3555 Round Barn Circle, Suite A, 
      Santa Rosa, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Jarrod Holmes is a Hematologist Oncology specialist and a Hematologist in Santa Rosa, California. Dr. Holmes is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Waldenstrom Macroglobulinemia, Chronic Lymphocytic Leukemia (CLL), Breast Cancer, Non-Hodgkin Lymphoma, and Bone Marrow Aspiration. Dr. Holmes is currently accepting new patients.

      Nubar P. Boghossian
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology

      Los Angeles Cancer Network

      222 W Eulalia St, Ste 100C, 
      Glendale, CA 
      Languages Spoken:
      English, Arabic, Armenian, French, Spanish, Swedish
      Accepting New Patients
      Offers Telehealth

      The mission of The Los Angeles Cancer Network is to provide compassionate individualized treatment using the most recent proven advances in cancer care as well as education and support to our patients and their families. It is also our mission to participate in important clinical research, early detection and innovative treatment. We are proud to be at the forefront of cancer research with our associates at Southwest Oncology Group and Kenmar Research Institute. I am privileged to be able to take care of our cancer patients. Dr. Boghossian is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Paget Disease of the Breast, Breast Cancer, Agranulocytosis, and Chronic Familial Neutropenia.

      Chirag J. Dalsania
      Advanced in Vitamin B12 Deficiency
      Advanced in Vitamin B12 Deficiency

      Ventura County Hematology-Oncology Specialization

      1700 N Rose Ave, Ste 320, 
      Oxnard, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Offers high-quality, individualized care with compassion. Believes communication and collaboration with patients is the foundation for effective relationships. Through effective education, patients are empowered to partner in their care and achieve their health goals. Dr. Dalsania is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Thrombocytopenia, Immune Thrombocytopenic Purpura (ITP), Adult Immune Thrombocytopenia, and Polycythemia Vera.

      Learn about our expert tiers
      Lasika C. Seneviratne
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology

      Los Angeles Cancer Network

      1245 Wilshire Blvd, Ste 303, 
      Los Angeles, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      The mission of The Los Angeles Cancer Network is to provide compassionate individualized treatment using the most recent proven advances in cancer care as well as education and support to our patients and their families. Dr. Seneviratne is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Agranulocytosis, and Inflammatory Breast Cancer.

      Bruce B. Bagheri
      Advanced in Vitamin B12 Deficiency
      Advanced in Vitamin B12 Deficiency

      Bruce B. Bagheri, MD Private Practice

      Glendale, CA 
      Languages Spoken:
      English, Farsi, Spanish
      Accepting New Patients
      Offers Telehealth

      To treat all of my patients as I would treat a member of my family; with honesty, enthusiasm and compassion. To provide the best medical care possible. To provide friendly service. We will go the distance for our patients. Dr. Bagheri is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Sick Sinus Syndrome, Arrhythmias, Familial Ventricular Tachycardia, Vertebroplasty, and Bone Graft.

      Leonid B. Basovich
      Advanced in Vitamin B12 Deficiency
      Family Medicine
      Advanced in Vitamin B12 Deficiency
      Family Medicine
      7777 Greenback Lane, Suite 103, 
      Citrus Heights, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Leonid Basovich is a primary care provider, practicing in Family Medicine in Citrus Heights, California. Dr. Basovich is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency, Subacute Combined Degeneration, Hypothyroidism, and Vitamin D Deficiency. Dr. Basovich is currently accepting new patients.

      Sivakumar Reddy
      Advanced in Vitamin B12 Deficiency
      Advanced in Vitamin B12 Deficiency

      8 Medical Plaza Care Center

      8 Medical Plaza Drive, Suite 300, 
      Roseville, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Sivakumar Reddy is a Hematologist in Roseville, California. Dr. Reddy is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Myelodysplastic Syndrome (MDS), Chronic Lymphocytic Leukemia (CLL), ALK-Positive Non-Small Cell Lung Cancer, and Muscle Invasive Bladder Cancer. Dr. Reddy is currently accepting new patients.

      Jason S. Ho
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology

      Los Angeles Cancer Network

      1245 Wilshire Blvd, Ste 303, 
      Los Angeles, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      The dedicated men and women of LA Cancer Network, formerly The Los Angeles Hematology/Oncology Medical Group, have served the greater Los Angeles area for over 30 years. With offices conveniently located in downtown Los Angeles and in Glendale, you can find care and guidance in blood disorders and cancer care from the most dedicated and professional medical staff specializing in Hematology and Medical Oncology. Dr. Ho is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Angiosarcoma, and Inflammatory Breast Cancer.

      Ronald Tang
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology

      Los Angeles Cancer Network

      50 Alessandro Place, Ste 310 South Tower, 
      Pasadena, CA 
      Languages Spoken:
      English, Mandarin, Spanish
      Accepting New Patients
      Offers Telehealth

      Ronald Tang is a Hematologist and an Oncologist in Pasadena, California. Dr. Tang is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Paget Disease of the Breast, Breast Cancer, Neuroendocrine Carcinoma of the Cervix, and Cervical Cancer. Dr. Tang is currently accepting new patients.

      Lihong Wu
      Advanced in Vitamin B12 Deficiency
      Hematology
      Advanced in Vitamin B12 Deficiency
      Hematology

      Lihong Wu, MD Private Practice

      1043 Elm Ave, Ste 104, 
      Long Beach, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      We value the quality of our patients? lives, and we focus on treating their disease effectively and efficiently, while also preventing the side effects of therapies. We pay careful attention to treatment planning and coordination, as well as patient and family education. We use the best available tools and methods to diminish treatment side effects, so that our patients can feel well and remain active. Dr. Wu is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Familial Colorectal Cancer, Liver Failure, Breast Cancer, Gastrostomy, and Endoscopy.

      Gurinder S. Grewal
      Advanced in Vitamin B12 Deficiency
      Advanced in Vitamin B12 Deficiency
      2800 N California St, Ste 14, 
      Stockton, CA 
      Languages Spoken:
      English, Hindi, Punjabi
      Accepting New Patients

      Gurinder Grewal is a Cardiologist in Stockton, California. Dr. Grewal is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Sitosterolemia, High Cholesterol, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Pacemaker Implantation. Dr. Grewal is currently accepting new patients.

      Kanwaldeep K. Rasila
      Advanced in Vitamin B12 Deficiency
      Advanced in Vitamin B12 Deficiency
      2702 Low Court, 
      Fairfield, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Kanwaldeep Rasila is an Oncologist in Fairfield, California. Dr. Rasila is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Angiosarcoma, and Astrocytoma. Dr. Rasila is currently accepting new patients.

      Sassan Farjami
      Advanced in Vitamin B12 Deficiency
      Advanced in Vitamin B12 Deficiency

      Pacific Shores Medical Group

      1043 Elm Ave, Ste 104, 
      Long Beach, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      We value the quality of our patient's lives, and we focus on treating their disease effectively and efficiently, while also preventing the side effects of therapies. We pay careful attention to treatment planning and coordination, as well as patient and family education. We have produced one of the world's most comprehensive series of medical publications on the quality of life of cancer patients. Dr. Farjami is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Paget Disease of the Breast, Lynch Syndrome, and Gastrostomy.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Oncology | Hematology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Oncology | Hematology

      The Oncology Institute Ca, A Professional Corporation

      11525 Brookshire Ave, Suite 202, 
      Downey, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Dilruba Haque is a Hematologist Oncology specialist and an Oncologist in Downey, California. Dr. Haque is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Rhabdomyosarcoma Embryonal, Undifferentiated Pleomorphic Sarcoma, Adult Soft Tissue Sarcoma, and Non-Hodgkin Lymphoma.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology

      City Of Hope Medical Foundation

      16300 Sand Canyon Ave, Suite 207, 
      Irvine, CA 
      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 Vitamin B12 Deficiency. His top areas of expertise are EGFR Positive Lung Cancer, Lung Cancer, Pleuropulmonary Blastoma, and Non-Small Cell Lung Cancer (NSCLC).

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology

      City Of Hope Medical Foundation

      16300 Sand Canyon Ave, Suite 207, 
      Irvine, CA 
      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 Vitamin B12 Deficiency. His top areas of expertise are Iron Deficiency Anemia, Childhood Iron Deficiency Anemia, Dehydration, and Agranulocytosis.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology

      Hoag Clinic

      1 Hoag Dr, 
      Newport Beach, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Yaser Homsi is a Hematologist Oncology specialist and a Hematologist in Newport Beach, California. Dr. Homsi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Lung Cancer, Pleuropulmonary Blastoma, and Bone Marrow Aspiration.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology

      City Of Hope Medical Foundation

      16300 Sand Canyon Ave, Suite 207, 
      Irvine, CA 
      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 Vitamin B12 Deficiency. His top areas of expertise are Chromophobe Renal Cell Carcinoma, WT1-Related Wilms Tumor Syndromes, Gastrointestinal Stromal Tumor, and Mesenchymoma.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Oncology | Hematology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Oncology | Hematology

      City Of Hope Medical Foundation

      301 W Huntington Dr, Suite 400, 
      Arcadia, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Samuel Chung is a Hematologist Oncology specialist and an Oncologist in Arcadia, California. Dr. Chung is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Posterior Fossa Tumor, and Primitive Neuroectodermal Tumor (PNET).

      Experienced in Vitamin B12 Deficiency
      Oncology | Hematology Oncology
      Experienced in Vitamin B12 Deficiency
      Oncology | Hematology Oncology
      5451 Walnut Ave, 
      Chino, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Behnam Ebrahimi is an Oncologist and a Hematologist Oncology provider in Chino, California. Dr. Ebrahimi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Inflammatory Breast Cancer, Small Cell Lung Cancer (SCLC), Angiosarcoma, and Paget Disease of the Breast.

      Showing 1-20 of 1,564

      Last Updated: 01/09/2026

      When should I see a Vitamin B12 Deficiency doctor in California, US?

      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 Vitamin B12 Deficiency doctor in California, US?

      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 Vitamin B12 Deficiency doctors in California, US?

      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 Vitamin B12 Deficiency doctors in California, US?

      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 Vitamin B12 Deficiency doctor in California, US?

      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 Vitamin B12 Deficiency doctor search results page. 

      Why is it important to get a second opinion from a different Vitamin B12 Deficiency 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 Vitamin B12 Deficiency doctor in California, US?

      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 Vitamin B12 Deficiency 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 Vitamin B12 Deficiency 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 Vitamin B12 Deficiency doctors in California, US?

      Look for the filter feature on the left side of the Vitamin B12 Deficiency 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 Vitamin B12 Deficiency doctor that offers video calls?

      Look for the filter feature on the left-side of the Vitamin B12 Deficiency 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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