The 20 Best Vitamin B12 Deficiency Doctors Near Me in Irvine, CA

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 100 doctor with experience in Vitamin B12 Deficiency near Irvine, CA. Of these, 88 are Experienced and 11 are Advanced.

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100 providers found
    Experienced in Vitamin B12 Deficiency
    Hematology Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology Oncology
    1601 Avocado Avenue, 
    Newport Beach, CA 
     (4.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Wade Smith is a Hematologist Oncology provider practicing medicine in Newport Beach, California. Dr. Smith is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Inflammatory Breast Cancer, and Angiosarcoma. Dr. Smith is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Omid Vesal MD Medical Corporation

    2500 Alton Pkwy Ste 101, 
    Irvine, CA 
     (1.5 miles away)
    Languages Spoken:
    English

    Omid Vesal is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Vesal is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Dehydration, Pneumonia, Androgen Insensitivity Syndrome, and Neuralgia.

    Experienced in Vitamin B12 Deficiency
    Family Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine

    Dynamic Health Center

    18818 Teller Ave Ste 170, 
    Irvine, CA 
     (1.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Mary Raleigh is a Family Medicine provider practicing medicine in Irvine, California. Dr. Raleigh is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Vitamin B12 Deficiency, Mast Cell Activation Syndrome (MCAS), Vitamin D Deficiency, and MAGIC Syndrome.

    Learn about our expert tiers
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Farrokh Alemzadeh MD Inc

    4950 Barranca Pkwy, 
    Irvine, CA 
     (1.9 miles away)
    Experience:
    32+ years
    Languages Spoken:
    English
    Offers Telehealth

    Farrokh Alemzadeh is a primary care provider, practicing in Internal Medicine in Irvine, California. He has been practicing medicine for over 32 years. Dr. Alemzadeh is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses High Cholesterol, Type 2 Diabetes (T2D), Diarrhea, and Trichohepatoenteric Syndrome. Dr. Alemzadeh is board certified in American Board Of Family Medicine.

    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner

    Hoag Clinic

    16105 Sand Canyon Ave, Suite 230, 
    Irvine, CA 
     (3.4 miles away)
    Languages Spoken:
    English

    Laura Beals is a Nurse Practitioner practicing medicine in Irvine, California. Ms. Beals is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Febrile Neutropenia, Vitamin B12 Deficiency, and Malabsorption.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    Sudarsan Vishnu Kollimuttathuillam, M.D.

    16300 Sand Canyon Ave, 
    Irvine, CA 
     (3.5 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 Vitamin B12 Deficiency. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Iron Deficiency Anemia, Childhood Iron Deficiency Anemia, Dehydration, and Agranulocytosis.

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

    Luke Chen, M.D.

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

    Luke Chen is a Hematologist practicing medicine in Irvine, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Chromophobe Renal Cell Carcinoma, Renal Cell Carcinoma (RCC), WT1-Related Wilms Tumor Syndromes, and Gastrointestinal Stromal Tumor.

    Experienced in Vitamin B12 Deficiency
    Holistic Medicine
    Experienced in Vitamin B12 Deficiency
    Holistic Medicine
    6650 Irvine Center Dr, 
    Irvine, CA 
     (3.8 miles away)
    Languages Spoken:
    English

    Hye Lee is a Holistic Medicine provider practicing medicine in Irvine, California. Ms. Lee is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Ocular Hypertension (OHT), Biliary Dyskinesia, Vitamin B12 Deficiency, Thrombectomy, and Nephrectomy.

    Experienced in Vitamin B12 Deficiency
    Family Medicine | Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine | Internal Medicine

    Ajay G. Meka, MD Inc

    2740 S Bristol St, 
    Santa Ana, CA 
     (3.9 miles away)
    Experience:
    50+ years
    Languages Spoken:
    English
    Offers Telehealth

    Ajay Meka is a primary care provider, practicing in Internal Medicine and Family Medicine in Santa Ana, California. He has been practicing medicine for over 50 years. Dr. Meka is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Osteomyelitis in Children, Hypertensive Heart Disease, Type 2 Diabetes (T2D), and Enlarged Liver. Dr. Meka is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Family Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine

    Saint Youstina

    809 S Main St, 
    Santa Ana, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Isaac Beshay is a primary care provider, practicing in Family Medicine in Santa Ana, California. Dr. Beshay is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hypertension, and Familial Hypertension.

    Experienced in Vitamin B12 Deficiency
    Oncology
    Experienced in Vitamin B12 Deficiency
    Oncology

    Office

    1441 Avocado Ave Ste 301, 
    Newport Beach, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Wael Harb is an Oncologist practicing medicine in Newport Beach, California. Dr. Harb is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Lung Cancer, Breast Cancer, Protein C Deficiency, and Hereditary Resistance to Anti-Vitamin K.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Newport Coast Medical Group Inc.

    360 San Miguel Dr Ste 105, 
    Newport Beach, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Richard Harano is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Harano is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Sitosterolemia, High Cholesterol, Hemorrhagic Proctocolitis, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    MemorialCare Cancer Institute At Breastlink Newport

    1441 Avocado Ave Ste 301, 
    Newport Beach, CA 
     (4.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Irina Sachelarie is an Oncologist practicing medicine in Newport Beach, California. Dr. Sachelarie is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 56 other conditions, according to our data. Her clinical expertise encompasses Angiosarcoma, Inflammatory Breast Cancer, Breast Cancer, and Paget Disease of the Breast. Dr. Sachelarie is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Family Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine
    801 North Tustin Avenue, Suite 703, 
    Santa Ana, CA 
     (4.7 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. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Diffuse Panbronchiolitis, Insomnia, Glossitis, and Pernicious Anemia.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Community Medical Center

    301 N Main St, 
    Santa Ana, CA 
     (4.9 miles away)
    Experience:
    41+ years
    Languages Spoken:
    English

    Shehnaz Habib is a primary care provider, practicing in Internal Medicine in Santa Ana, California. She has been practicing medicine for over 41 years. Dr. Habib is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 41 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), High Cholesterol, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Gastrostomy. Dr. Habib is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Endocrinology
    Experienced in Vitamin B12 Deficiency
    Endocrinology

    Felice L Gersh MD Inc

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

    Urvi Vyas is an Endocrinologist practicing medicine in Irvine, California. Dr. Vyas is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Obesity, Obesity in Children, and Thyroid Storm.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    Gregory T Whitman MD Inc

    16405 Sand Canyon Ave Ste 220, 
    Irvine, CA 
     (5.6 miles away)
    Languages Spoken:
    English

    Bruce Cleeremans is a Neurologist practicing medicine in Irvine, California. Dr. Cleeremans is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Peripheral Neuropathy, Cerebellar Degeneration, Essential Tremor, and Spinocerebellar Ataxia Type 2.

    Experienced in Vitamin B12 Deficiency
    Hematology Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology Oncology
    1100 West Stewart Drive, 
    Orange, CA 
     (7.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    John Wong is a Hematologist Oncology provider practicing medicine in Orange, California. Dr. Wong is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Large-Cell Immunoblastic Lymphoma, Monoclonal Gammopathy of Undetermined Significance (MGUS), Burkitt Lymphoma, and Diffuse Large B-Cell Lymphoma (DLBCL). Dr. Wong is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Endocrinology
    Experienced in Vitamin B12 Deficiency
    Endocrinology

    Office

    11100 Warner Ave Ste 254, 
    Fountain Valley, CA 
     (7.4 miles away)
    Languages Spoken:
    English

    Bachar Kurdi is an Endocrinologist practicing medicine in Fountain Valley, California. Dr. Kurdi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Thyroid Nodule, and Hypothyroidism.

    Experienced in Vitamin B12 Deficiency
    Endocrinology
    Experienced in Vitamin B12 Deficiency
    Endocrinology

    Office

    355 Placentia Ave Ste 207A, 
    Newport Beach, CA 
     (7.5 miles away)
    Languages Spoken:
    English

    Duc Do is an Endocrinologist practicing medicine in Newport Beach, California. Dr. Do is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Thyroid Nodule, Hashimoto Thyroiditis, Medullary Thyroid Carcinoma, and Anaplastic Thyroid Cancer.

    Showing 1-20 of 100

    Last Updated: 04/28/2026

    When should I see a Vitamin B12 Deficiency doctor near Irvine, 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 Irvine, 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 Irvine, 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 Irvine, 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 Irvine, 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 Irvine, 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 Irvine, 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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