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

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 09/26/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 33 doctor with experience in Vitamin B12 Deficiency near pittsburg, CA. Of these, 31 are Experienced and 2 are Advanced.

Location
LocationClose
33 providers found
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Pittsburg-Antioch Medical Group A Professional Corp.

    2220 Gladstone Dr Ste 3, 
    Pittsburg, CA 
     (1.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    John Gallo is a primary care provider, practicing in Internal Medicine in Pittsburg, California. Dr. Gallo 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 Pilonidal Sinus Disease, Asthma, Asthma in Children, and Familial Hypertension. Dr. Gallo is currently accepting new patients.

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

    Pittsburg-Antioch Medical Group A Professional Corp.

    2220 Gladstone Dr Ste 3, 
    Pittsburg, CA 
     (1.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Siamak Elyasi is a primary care provider, practicing in Family Medicine in Pittsburg, California. Dr. Elyasi 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 Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Type 2 Diabetes (T2D). Dr. Elyasi is currently accepting new patients.

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

    James L. Edwards MD Medical Services Inc.

    3725 Lone Tree Way Ste C, 
    Antioch, CA 
     (4.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    James Edwards is a primary care provider, practicing in Family Medicine in Antioch, California. Dr. Edwards is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Tracheitis.

    Learn about our expert tiers
    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency
    Referral may be required

    Office

    3737 Lone Tree Way Ste E, 
    Antioch,, CA 
     (4.5 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Gurunath Rajapuram is a Cardiologist practicing medicine in Antioch,, California. He has been practicing medicine for over 44 years. Dr. Rajapuram is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 33 other conditions, according to our data. His clinical expertise encompasses Heart Murmurs, Angina, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Pacemaker Implantation. Dr. Rajapuram is currently accepting new patients.

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

    John Muir Physician Network

    3440 Hillcrest Ave Ste 150, 
    Antioch, CA 
     (7.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jessica Roberts is a primary care provider, practicing in Family Medicine in Antioch, California. Dr. Roberts is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Obesity, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension. Dr. Roberts is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency
    Referral may be required

    East Bay Medical Oncology/Hematology Associates Inc.

    4721 Dallas Ranch Rd, 
    Antioch, CA 
     (6.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Wilson Tong is a Hematologist practicing medicine in Antioch, California. Dr. Tong is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Pulmonary Embolism, Vitamin B12 Deficiency, Deep Vein Thrombosis, Richter Syndrome, and Bone Marrow Aspiration.

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

    Brentwood Care Center

    350 John Muir Parkway, Suite 105, 
    Brentwood, CA 
     (11.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Derek Johnson is a primary care provider, practicing in Family Medicine in Brentwood, California. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 39 other conditions, according to our data. His clinical expertise encompasses Visceromegaly, Enlarged Liver, Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Johnson is board certified in Family Medicine - Board Certified. Dr. Johnson is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency
    Referral may be required

    East Bay Medical Oncology/Hematology Associates Inc.

    4721 Dallas Ranch Rd, 
    Antioch, CA 
     (6.3 miles away)
    Languages Spoken:
    English

    John Ganey is a Hematologist practicing medicine in Antioch, California. Dr. Ganey is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Autoimmune Hemolytic Anemia, Deep Vein Thrombosis, Multiple Myeloma, and Febrile Neutropenia.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required

    Epic Care

    4721 Dallas Ranch Rd, 
    Antioch, CA 
     (6.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Prasad Pillai is a Hematologist and an Oncologist practicing medicine in Antioch, California. Dr. Pillai is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Hemoglobin SC Disease, Sickle Cell Disease, Deep Vein Thrombosis, and Pulmonary Embolism.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency
    Referral may be required

    East Bay Medical Oncology/Hematology Associates Inc.

    4721 Dallas Ranch Rd, 
    Antioch, CA 
     (6.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jiyon Choi is a Hematologist practicing medicine in Antioch, California. Dr. Choi is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Pulmonary Embolism, Thrombocytopenia, Adult Immune Thrombocytopenia, and Immune Thrombocytopenic Purpura (ITP).

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

    Kaiser Permanente Antioch Medical Center

    4501 Sand Creek Rd, 
    Antioch, CA 
     (7.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Mythily Meda is a primary care provider, practicing in Internal Medicine in Antioch, California. Dr. Meda is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Type 2 Diabetes (T2D), Reactive Arthritis, High Cholesterol, and Maturity Onset Diabetes of the Young. Dr. Meda is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Referral may be required

    Parham Gharagozlou, MD Inc

    3108 Willow Pass Rd, 
    Concord, CA 
     (8.0 miles away)
    Languages Spoken:
    English

    Spencer Goss is a Nurse Practitioner practicing medicine in Concord, California. Goss, NP is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses ALK-Positive Non-Small Cell Lung Cancer, Febrile Neutropenia, Smoldering Multiple Myeloma, and Pancreatic Ductal Adenocarcinoma.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required

    Ucsf John Muir Health Cancer Network

    2571 Park Ave, 
    Concord, CA 
     (8.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Walailuk Chaiyarat is a Hematologist and an Oncologist practicing medicine in Concord, California. Dr. Chaiyarat is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses Gastroesophageal Junction Cancer, Anemia, ALK-Positive Non-Small Cell Lung Cancer, and Agranulocytosis.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency
    Referral may be required

    Mount Diablo Solano Oncology Group Medical Associates

    2571 Park Ave, 
    Concord, CA 
     (8.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lesley Martin is a Hematologist practicing medicine in Concord, California. Dr. Martin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 21 other conditions, according to our data. Her clinical expertise encompasses Pulmonary Embolism, Thrombocytopenia, ALK-Positive Non-Small Cell Lung Cancer, and Richter Syndrome.

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

    Mount Diablo Solano Oncology Group Medical Associates

    2571 Park Ave, 
    Concord, CA 
     (8.7 miles away)
    Languages Spoken:
    English, Yoruba
    Offers Telehealth

    Elizabeth Odumakinde is a primary care provider, practicing in Internal Medicine in Concord, California. Dr. Odumakinde is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 36 other conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Familial Colorectal Cancer, Small Lymphocytic Lymphoma (SLL), and Thrombocytopenia.

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

    Office

    6600 Lone Tree Way, 
    Brentwood, CA 
     (9.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Brian Reyes is a primary care provider, practicing in Internal Medicine in Brentwood, California. Dr. Reyes is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Lung Metastases, Sitosterolemia, Diabetic Hyperglycemic Hyperosmolar Syndrome, High Cholesterol, and Pacemaker Implantation.

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

    Kidney Transplant At Walnut Creek

    1450 Treat Blvd, 
    Walnut Creek, CA 
     (11.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Monique Delisser is a primary care provider, practicing in Internal Medicine in Walnut Creek, California. Dr. Delisser is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Vitamin D Deficiency, Melorheostosis, Melorheostosis with Osteopoikilosis, and Osteopenia. Dr. Delisser is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency
    Referral may be required

    Michael P Sherman MD PhD A Medical Corporation

    500 Lennon Ln, 
    Walnut Creek, CA 
     (10.5 miles away)
    Languages Spoken:
    English, Arabic, Farsi, Filipino, German, Hindi, Russian, Spanish, Tamil

    Michael Sherman is an Oncologist practicing medicine in Walnut Creek, California. Dr. Sherman is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Familial Colorectal Cancer, Familial Prostate Cancer, and Breast Cancer.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency
    Referral may be required

    Michael P Sherman MD PhD A Medical Corporation

    500 Lennon Ln, 
    Walnut Creek, CA 
     (10.5 miles away)
    Languages Spoken:
    English, Arabic, Farsi, Filipino, German, Russian, Spanish, Ukrainian

    Diana Superfin is a Hematologist practicing medicine in Walnut Creek, California. Dr. Superfin 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 Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Richter Syndrome, and Polycythemia Vera.

    Experienced in Vitamin B12 Deficiency
    Endocrinology
    Experienced in Vitamin B12 Deficiency
    Endocrinology
    Referral required

    Mark Klebanov MD Corp

    120 La Casa Via Ste 102, 
    Walnut Creek, CA 
     (10.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Mark Klebanov is an Endocrinologist practicing medicine in Walnut Creek, California. Dr. Klebanov 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, Vitamin B12 Deficiency, and Osteoporosis. Dr. Klebanov is currently accepting new patients.

    Showing 1-20 of 33

    Last Updated: 09/26/2026

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

    Read more about our Content Policy.