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    Last Updated: 01/09/2026

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    MediFind found 110 doctor with experience in Vitamin B12 Deficiency near Santa Ana, CA. Of these, 100 are Experienced and 10 are Advanced.

    Location
    LocationClose
    110 providers found
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology

      Uc Regents

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

      Misagh Karimi is a Hematologist Oncology specialist and a Hematologist in Orange, California. Dr. Karimi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, Familial Colorectal Cancer, Colorectal Cancer, and Paget Disease of the Breast.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      520 North Main Street, Suite 120, 
      Santa Ana, CA 
       (0.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Alvin Chang is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Type 2 Diabetes (T2D), Schizoaffective Disorder, Osteomyelitis in Children, Vitamin D Deficiency, and Gastrostomy. Dr. Chang is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      201 South Broadway, 
      Santa Ana, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Ajay Meka is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Meka is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Osteomyelitis in Children, Hypertensive Heart Disease, Type 2 Diabetes (T2D), and Enlarged Liver. Dr. Meka is currently accepting new patients.

      Learn about our expert tiers
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      801 North Tustin Avenue, Suite 703, 
      Santa Ana, CA 
       (2.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Thomas Badin is a primary care provider, practicing in Family Medicine in Santa Ana, California. Dr. Badin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Diffuse Panbronchiolitis, Insomnia, Glossitis, and Pernicious Anemia.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Center For Cancer And Blood Disorders

      1401 N Tustin Ave, Suite 220, 
      Santa Ana, CA 
       (2.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Stavroula Otis is a Hematologist in Santa Ana, California. Dr. Otis is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Follicular Lymphoma, Myelodysplastic Syndrome (MDS), Agranulocytosis, and Anemia.

      Experienced in Vitamin B12 Deficiency
      Hematology
      Experienced in Vitamin B12 Deficiency
      Hematology

      Cancer And Blood Specialty Clinic

      1010 W La Veta Ave, Suite 670, 
      Orange, CA 
       (2.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      John Wong is a Hematologist in Orange, California. Dr. Wong is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Large-Cell Immunoblastic Lymphoma, Monoclonal Gammopathy of Undetermined Significance (MGUS), Burkitt Lymphoma, and Diffuse Large B-Cell Lymphoma (DLBCL).

      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      714 South Harbor Boulevard, 
      Santa Ana, CA 
       (2.7 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Vu Tran is a primary care provider, practicing in Family Medicine in Santa Ana, California. Dr. Tran is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Sepsis, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Gastrostomy, and Endoscopy. Dr. Tran is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology
      1010 West La Veta Avenue, Suite 200, 
      Orange, CA 
       (3.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Tariq Mahmood is a Hematologist Oncology provider in Orange, California. Dr. Mahmood 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, Angiosarcoma, and Pleuropulmonary Blastoma. Dr. Mahmood is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Nephrology
      Experienced in Vitamin B12 Deficiency
      Nephrology
      500 South Main Street, Suite 101, 
      Orange, CA 
       (3.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Cuong Ly is a Nephrologist in Orange, California. Dr. Ly is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Acute Kidney Failure, Chronic Kidney Disease, End-Stage Renal Disease (ESRD), and Necrosis. Dr. Ly is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      1234 West Chapman Avenue, Suite 101, 
      Orange, CA 
       (3.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Uzma Ahmed is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Ahmed is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Type 2 Diabetes (T2D), High Cholesterol, Hypertension, and Familial Hypertension. Dr. Ahmed is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      845 East Chapman Avenue, 
      Orange, CA 
       (3.2 miles away)
      Languages Spoken:
      English

      Ana Fajardo is a primary care provider, practicing in Family Medicine in Orange, California. Dr. Fajardo is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Gardner-Diamond Syndrome, Autoerythrocyte Sensitivity, Purpura, and Cirrhosis.

      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 
       (8.0 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 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 
       (8.0 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 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

      City Of Hope Medical Foundation

      16300 Sand Canyon Ave, Suite 207, 
      Irvine, CA 
       (8.0 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 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 | Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology

      Hoag Clinic

      1 Hoag Dr, 
      Newport Beach, CA 
       (9.1 miles away)
      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.

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

      Los Angeles Hematology-Oncology Medical Group

      11180 Warner Ave, Suite 351, 
      Fountain Valley, CA 
       (4.3 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Derrick Su is a Hematologist and an Oncologist in Fountain Valley, California. Dr. Su is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Splenic Neoplasm, Thrombocytopenia, Lung Cancer, and Pleuropulmonary Blastoma.

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

      Los Angeles Hematology-Oncology Medical Group

      11180 Warner Ave, Suite 351, 
      Fountain Valley, CA 
       (4.3 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Janet Pan is a Hematologist and an Oncologist in Fountain Valley, California. Dr. Pan is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Inflammatory Breast Cancer, Angiosarcoma, Multiple Myeloma, and Paget Disease of the Breast.

      Advanced in Vitamin B12 Deficiency
      Family Medicine
      Advanced in Vitamin B12 Deficiency
      Family Medicine
      10741 Westminster Ave, 
      Garden Grove, CA 
       (4.4 miles away)
      Languages Spoken:
      English

      Mary Tran is a primary care provider, practicing in Family Medicine in Garden Grove, California. Dr. Tran is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Tension Headache, Cyclic Neutropenia, Painful Swallowing, Gastrostomy, and Hemorrhoidectomy.

      Advanced in Vitamin B12 Deficiency
      Family Medicine
      Advanced in Vitamin B12 Deficiency
      Family Medicine

      Newport Mesa Medical Group Inc.

      275 Victoria St Ste 1E, 
      Costa Mesa, CA 
       (7.4 miles away)
      Languages Spoken:
      English

      Abdul Khan is a primary care provider, practicing in Family Medicine in Costa Mesa, California. Dr. Khan is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Sepsis, Pediatric Low-Grade Glioma (pLGG), Pneumonia, Gastrostomy, and Bone Marrow Aspiration.

      Nerses S. Tchekmedyian
      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Pacific Shores Medical Group

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

      Nerses Tchekmedyian is a Hematologist in Irvine, California. Dr. Tchekmedyian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Colorectal Cancer, Stomach Cancer, Breast Cancer, and Paget Disease of the Breast. Dr. Tchekmedyian is currently accepting new patients.

      Showing 1-20 of 110

      Last Updated: 01/09/2026

      When should I see a Vitamin B12 Deficiency doctor near Santa Ana, 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 Vitamin B12 Deficiency doctor near Santa Ana, 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 Vitamin B12 Deficiency doctors near Santa Ana, 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 Vitamin B12 Deficiency doctors near Santa Ana, 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 Vitamin B12 Deficiency doctor near Santa Ana, 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 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 near Santa Ana, 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 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 near Santa Ana, CA?

      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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