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

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 86 doctor with experience in Vitamin B12 Deficiency near Newport Beach, CA. Of these, 78 are Experienced and 7 are Advanced.

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86 providers found
    Experienced in Vitamin B12 Deficiency
    Hematology Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology Oncology
    1601 Avocado Avenue, 
    Newport Beach, CA 
     (2.1 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
    Endocrinology
    Experienced in Vitamin B12 Deficiency
    Endocrinology

    Office

    355 Placentia Ave Ste 207A, 
    Newport Beach, CA 
     (3.7 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.

    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency

    Orange Coast Cardiology Medical Corp.

    520 Superior Ave Ste 300, 
    Newport Beach, CA 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Greg Angstreich is a Hematologist practicing medicine in Newport Beach, California. Dr. Angstreich is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 84 other conditions, according to our data. His clinical expertise encompasses Chronic Lymphocytic Leukemia (CLL), Richter Syndrome, B-Cell Lymphoma, and Chronic B-Cell Leukemia (CBCL).

    Learn about our expert tiers
    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency

    Orange Coast Cardiology Medical Corp.

    520 Superior Ave Ste 300, 
    Newport Beach, CA 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Louis Vandermolen is an Oncologist practicing medicine in Newport Beach, California. Dr. Vandermolen is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 100 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Angiosarcoma, and Inflammatory Breast Cancer.

    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Internal Medicine

    Newport Mesa Medical Group

    275 Victoria St, 
    Costa Mesa, CA 
     (3.9 miles away)
    Experience:
    43+ years
    Languages Spoken:
    English

    Abdul Khan is a primary care provider, practicing in Internal Medicine in Costa Mesa, California. He has been practicing medicine for over 43 years. Dr. Khan is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Sepsis, Pediatric Low-Grade Glioma (pLGG), Pneumonia, Gastrostomy, and Bone Marrow Aspiration. Dr. Khan is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    Tingting Tan, M.D., PH.D.

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

    Tingting Tan is an Oncologist practicing medicine in Newport Beach, California. Dr. Tan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 23 other conditions, according to our data. Her clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Inflammatory Breast Cancer, and Angiosarcoma.

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

    Office

    1441 Avocado Ave Ste 301, 
    Newport Beach, CA 
     (2.1 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 
     (2.1 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 
     (2.1 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
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    John C. Storch M.D. Inc.

    350 Old Newport Blvd, 
    Newport Beach, CA 
     (3.4 miles away)
    Languages Spoken:
    English

    John Storch is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Storch 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 Trophoblastic Tumor Placental Site, Schnitzler Syndrome, Monoclonal Gammopathy of Undetermined Significance (MGUS), Juvenile Primary Osteoporosis, and Colonoscopy.

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

    Medlee Family Practice Inc.

    355 Placentia Ave Ste 102, 
    Newport Beach, CA 
     (3.7 miles away)
    Languages Spoken:
    English

    James Fondren is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Fondren 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 Sitosterolemia, Juvenile Primary Osteoporosis, Vitamin B12 Deficiency, and High Cholesterol.

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

    Newport Beach

    351 Hospital Rd Ste 610, 
    Newport Beach, CA 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lynda Tran is a Nurse Practitioner practicing medicine in Newport Beach, California. Ms. Tran is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Muscle Invasive Bladder Cancer, Non-Muscle Invasive Bladder Cancer, and Vitamin B12 Deficiency.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    William R. Shankle MD Inc.

    3900 W Coast Hwy Ste 310, 
    Newport Beach, CA 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    William Shankle is a Neurologist practicing medicine in Newport Beach, California. Dr. Shankle 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 Alzheimer's Disease, Memory Loss, Cerebellar Degeneration, and Dementia.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    Newport Beach

    330 Old Newport Blvd, 
    Newport Beach, CA 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Minh Nguyen is an Oncologist practicing medicine in Newport Beach, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 101 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Lynch Syndrome, Colorectal Cancer, and Primary Lymphoma of the Brain.

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

    Michael J. Hattan DPM A Professional Podiatric Medical Corp.

    355 Placentia Ave Ste 101, 
    Newport Beach, CA 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Rick Kenney is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Kenney is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Enlarged Prostate (BPH), Acute Kidney Failure, Familial Colorectal Cancer, Ureteroscopy, and Endoscopy.

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

    Newport Beach Medical Associates

    361 Hospital Rd Ste 322, 
    Newport Beach, CA 
     (3.7 miles away)
    Languages Spoken:
    English

    Martin Bae is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Bae is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Infant Hyperglycemia, Folliculitis, Carbuncle, and Boils.

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

    Newport Pacific Medical Group Inc

    1419 Superior Ave Ste 1, 
    Newport Beach, CA 
     (3.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Rafael Penunuri is a Family Medicine provider practicing medicine in Newport Beach, California. Dr. Penunuri 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 Neuralgia, Vitamin D Deficiency, Seasonal Affective Disorder (SAD), and Vitamin B12 Deficiency.

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

    Newport Mesa Medical Group

    275 Victoria St, 
    Costa Mesa, CA 
     (3.9 miles away)
    Experience:
    41+ years
    Languages Spoken:
    English

    Munazza Khan is a primary care provider, practicing in Internal Medicine and Family Medicine in Costa Mesa, California. She has been practicing medicine for over 41 years. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Schistosomiasis, Diabetic Nephropathy, Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Khan is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    UCI Health-Costa Mesa Home Infusion Pharmacy

    1640 Newport Blvd Ste 400, 
    Costa Mesa, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Khosrow Mahdavi is an Oncologist practicing medicine in Costa Mesa, California. Dr. Mahdavi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 51 other conditions, according to our data. His clinical expertise encompasses Myelodysplastic Syndrome (MDS), Inflammatory Breast Cancer, Hemochromatosis, Paget Disease of the Breast, and Bone Marrow Aspiration.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    UCI Health Chao Family Comprehensive Cancer Center — Costa Mesa

    1640 Newport Blvd Ste 400, 
    Costa Mesa, CA 
     (4.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Misagh Karimi is a Hematologist practicing medicine in Costa Mesa, California. Dr. Karimi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Familial Colorectal Cancer, Colorectal Cancer, and Paget Disease of the Breast.

    Showing 1-20 of 86

    Last Updated: 04/28/2026

    When should I see a Vitamin B12 Deficiency doctor near Newport Beach, 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 Newport Beach, 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 Newport Beach, 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 Newport Beach, 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 Newport Beach, 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 Newport Beach, 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 Newport Beach, 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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