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    Last Updated: 10/30/2025

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    MediFind found 96 doctor with experience in Vitamin B12 Deficiency near Irvine, CA. Of these, 85 are Experienced and 10 are Advanced.

    Location
    LocationClose
    96 providers found
      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 
       (3.5 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 Pleuropulmonary Blastoma, Lynch Syndrome, Colorectal Cancer, and Familial Colorectal Cancer.

      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 
       (3.5 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.

      What does Elite, Distinguished, Advanced, Experienced mean?
      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 
       (3.5 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 Clear Cell Sarcoma, Renal Cell Carcinoma (RCC), Chromophobe Renal Cell Carcinoma, WT1-Related Wilms Tumor Syndromes, and Prostatectomy.

      Learn about our expert tiers
      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 
       (8.0 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
      Hematology Oncology | Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology

      Hoag Clinic

      19582 Beach Blvd, Suite 202, 
      Huntington Beach, CA 
       (9.3 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Yaser Homsi is a Hematologist Oncology specialist and a Hematologist in Huntington 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
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine

      Omid Vesal, Md, Medical Corporation

      2500 Alton Pkwy, Suite 101, 
      Irvine, CA 
       (0.7 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. His top areas of expertise are Dehydration, Pneumonia, Androgen Insensitivity Syndrome, and Neuralgia.

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

      Restoration Healthcare Inc

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

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

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

      Farrokh Alemzadeh M D Inc

      4950 Barranca Pkwy, Suite 107, 
      Irvine, CA 
       (1.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Farrokh Alemzadeh is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Alemzadeh is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are High Cholesterol, Type 2 Diabetes (T2D), Diarrhea, and Trichohepatoenteric Syndrome.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Mindful Health Solutions A Professional Medical Corporation

      4100 Newport Place Dr, Suite 730, 
      Newport Beach, CA 
       (2.7 miles away)
      Languages Spoken:
      English, Mandarin
      Offers Telehealth

      Jonson Lin is a Psychiatrist in Newport Beach, California. Dr. Lin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Major Depression, Mast Cell Activation Syndrome (MCAS), Seasonal Affective Disorder (SAD), and Obsessive-Compulsive Disorder (OCD).

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency
      16405 Sand Canyon Ave, Suite 220, 
      Irvine, CA 
       (3.4 miles away)
      Languages Spoken:
      English

      Bruce Cleeremans is a Neurologist in Irvine, California. Dr. Cleeremans is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Peripheral Neuropathy, Cerebellar Degeneration, Essential Tremor, and Spinocerebellar Ataxia Type 2.

      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 in Irvine, California. Ms. Beals is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Febrile Neutropenia, Vitamin B12 Deficiency, and Malabsorption.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      680 E Fremont Medical Park Dr, Suite 100, 
      Fremont, NE 
       (3.5 miles away)
      Languages Spoken:
      English

      Thomas Robertson is a primary care provider, practicing in Internal Medicine in Fremont, Nebraska. Dr. Robertson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Chronic Cough, Vertigo, Glossitis, and Pernicious Anemia.

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

      Hoag Clinic

      16300 Sand Canyon Ave, Suite 311, 
      Irvine, CA 
       (3.5 miles away)
      Experience:
      17+ years
      Languages Spoken:
      English
      Offers Telehealth

      Urvi Vyas is an Endocrinologist in Irvine, California. Dr. Vyas has been practicing medicine for over 17 years and 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), Obesity, Obesity in Children, and Thyroid Storm.

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

      Hoag Clinic

      16300 Sand Canyon Ave, Suite 311, 
      Irvine, CA 
       (3.5 miles away)
      Languages Spoken:
      English, Arabic
      Accepting New Patients
      Offers Telehealth

      Farhan Ayoub is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Ayoub is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin D Deficiency, High Cholesterol, Maturity Onset Diabetes of the Young, and Obesity. Dr. Ayoub is currently accepting new patients.

      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 in Irvine, California. Ms. Lee is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Ocular Hypertension (OHT), Biliary Dyskinesia, Vitamin B12 Deficiency, Thrombectomy, and Nephrectomy.

      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 in Newport Beach, California. Dr. Smith is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Paget Disease of the Breast, Breast Cancer, Inflammatory Breast Cancer, and Angiosarcoma. Dr. Smith 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. His top areas of expertise are Diffuse Panbronchiolitis, Insomnia, Glossitis, and Pernicious Anemia.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      201 South Broadway, 
      Santa Ana, CA 
       (4.8 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.

      Advanced in Vitamin B12 Deficiency
      Internal Medicine
      Advanced in Vitamin B12 Deficiency
      Internal Medicine
      275 Victoria St, Suite 1e, 
      Costa Mesa, CA 
       (5.3 miles away)
      Languages Spoken:
      English

      Abdul Khan is a primary care provider, practicing in Internal 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.

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

      City Of Hope Medical Foundation

      1601 Avocado Ave, 
      Newport Beach, CA 
       (5.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      George Semeniuk is a Hematologist Oncology specialist and a Hematologist in Newport Beach, California. Dr. Semeniuk is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Lung Cancer, Small Cell Lung Cancer (SCLC), Pleuropulmonary Blastoma, and Myelodysplastic Syndrome (MDS).

      Showing 1-20 of 96

      Last Updated: 10/30/2025

      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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