The 20 Best Vitamin B12 Deficiency Doctors Near Me in north bethesda, MD

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 273 doctor with experience in Vitamin B12 Deficiency near north bethesda, MD. Of these, 235 are Experienced, 37 are Advanced and 1 are Distinguished.

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273 providers found
    Advanced in Vitamin B12 Deficiency
    Family Medicine
    Advanced in Vitamin B12 Deficiency
    Family Medicine

    William M Handy, MD PC

    389 Falls Dr NW, 
    Abingdon, VA 
     (9.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    William Handy is a primary care provider, practicing in Family Medicine in Abingdon, Virginia. Dr. Handy is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 42 other conditions, according to our data. His clinical expertise encompasses Spinocerebellar Ataxia Type 10, Spinocerebellar Ataxia Type 4, Spinocerebellar Ataxia Type 15, and Spinocerebellar Ataxia Type 5. Dr. Handy is board certified in American Board Of Family Medicine. Dr. Handy is currently accepting new patients.

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

    Mobile Medical Care Inc.

    9309 Old Georgetown Rd, 
    Bethesda, MD 
     (2.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Paul Demarco is a Rheumatologist practicing medicine in Bethesda, Maryland. Dr. Demarco 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 Postmenopausal Osteoporosis, Osteoporosis, Rheumatoid Arthritis (RA), and Psoriatic Arthritis. Dr. Demarco is currently accepting new patients.

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

    Cullen Umosella Cullen & Cullen

    7625 Wisconsin Avenue, Suite 101, Suite 101, 
    Bethesda, MD 
     (2.9 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Accepting New Patients

    Dennis Cullen is a primary care provider, practicing in Internal Medicine in Bethesda, Maryland. He has been practicing medicine for over 44 years. Dr. Cullen 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 Vitamin B12 Deficiency Anemia, Multiple Carboxylase Deficiency, Folate Deficiency, and Subacute Combined Degeneration. Dr. Cullen is board certified in American Board Of Internal Medicine. Dr. Cullen is currently accepting new patients.

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

    Office

    2101 Medical Park Dr Ste 300E, 
    Silver Spring, MD 
     (4.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Angela Marshall is a primary care provider, practicing in Internal Medicine in Silver Spring, Maryland. Dr. Marshall 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 Vitamin D Deficiency, High Cholesterol, Familial Hypertension, and Hypertension. Dr. Marshall is currently accepting new patients.

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

    Maryland Oncology Hematology PA

    9905 Medical Center Drive, Shady Grove Medical Building Suite200, Suite 200, Shady Grove Medical Building Suite200, Suite 200, 
    Rockville, MD 
     (4.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Shannon O'connor is a Hematologist Oncology provider practicing medicine in Rockville, Maryland. Dr. O'connor is rated as an Advanced 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 Paget Disease of the Breast, Cervical Cancer, Neuroendocrine Carcinoma of the Cervix, and Breast Cancer. Dr. O'connor is board certified in American Board Of Internal Medicine. Dr. O'connor is currently accepting new patients.

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

    MDVIP - Rockville, MD

    15200 Shady Grove Rd Ste 207, 
    Rockville, MD 
     (4.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Kevin Gil is a primary care provider, practicing in Family Medicine in Rockville, Maryland. Dr. Gil 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 X-Linked Severe Combined Immunodeficiency, Severe Combined Immunodeficiency (SCID), Omenn Syndrome, and Diffuse Panbronchiolitis. Dr. Gil is currently accepting new patients.

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

    Office

    297 Rollins Ave, 
    Rockville, MD 
     (1.1 miles away)
    Languages Spoken:
    English

    Yair Mina is a Neurologist practicing medicine in Rockville, Maryland. Dr. Mina is rated as an Advanced 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 Encephalitis, Progressive Multifocal Leukoencephalopathy, Vitamin B12 Deficiency, and CACH Syndrome.

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

    Johns Hopkins Health Care & Surgery Center — Bethesda

    6420 Rockledge Drive, Suite 1200, 
    Bethesda, MD 
     (1.6 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English, Hindi
    Accepting New Patients
    Offers Telehealth

    Rachit Kumar is a Radiation Oncologist practicing medicine in Bethesda, Maryland. He has been practicing medicine for over 17 years. Dr. Kumar 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 Pancreatic Cancer, Familial Pancreatic Cancer, Pancreatoblastoma, and Familial Prostate Cancer. Dr. Kumar is board certified in American Board Of Radiology. Dr. Kumar is currently accepting new patients.

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

    Jose A Quiros MD

    Bethesda, MD 
     (2.9 miles away)
    Languages Spoken:
    English, Spanish
    Offers Telehealth

    Jose Quiros is a primary care provider, practicing in Internal Medicine in Bethesda, Maryland. Dr. Quiros is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Glossitis, Pernicious Anemia, Vitamin B12 Deficiency, and High Cholesterol. Dr. Quiros is board certified in American Board Of Internal Medicine.

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

    Cullen Umosella Cullen & Cullen

    7625 Wisconsin Avenue, Suite 101, Suite 101, 
    Bethesda, MD 
     (2.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Edward Cullen is a primary care provider, practicing in Internal Medicine in Bethesda, Maryland. Dr. Cullen is rated as an Advanced 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 EGFR Positive Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Small Cell Lung Cancer (SCLC), and ALK-Positive Non-Small Cell Lung Cancer. Dr. Cullen is board certified in American Board Of Internal Medicine. Dr. Cullen is currently accepting new patients.

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

    The Center For Cancer & Blood Disorders

    6410 Rockledge Drive, Suite 660, Suite 660, 
    Bethesda, MD 
     (3.7 miles away)
    Languages Spoken:
    English, French, Spanish
    Accepting New Patients
    Offers Telehealth

    Ralph Boccia is a Hematologist Oncology specialist and an Oncologist practicing medicine in Bethesda, Maryland. Dr. Boccia is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Bone Tumor, Anemia, Iron Deficiency Anemia, Multiple Myeloma, and Splenectomy. Dr. Boccia is board certified in American Board Of Internal Medicine. Dr. Boccia is currently accepting new patients.

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

    Center For Cancer & Blood Disorders

    Bethesda, MD 
     (3.7 miles away)
    Languages Spoken:
    English, Italian, Spanish
    Accepting New Patients
    Offers Telehealth

    Victor Priego is a Hematologist Oncology specialist and an Oncologist practicing medicine in Bethesda, Maryland. Dr. Priego is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Myelodysplastic Syndrome (MDS), Iron Deficiency Anemia, Childhood Iron Deficiency Anemia, Anemia, and Splenectomy. Dr. Priego is board certified in American Board Of Internal Medicine. Dr. Priego is currently accepting new patients.

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

    Center For Cancer And Blood Disorders

    6410 Rockledge Dr Ste 660, 
    Bethesda, MD 
     (3.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Chitra Rajagopal is an Oncologist practicing medicine in Bethesda, Maryland. Dr. Rajagopal is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Paget Disease of the Breast, Angiosarcoma, Inflammatory Breast Cancer, and Breast Cancer. Dr. Rajagopal is currently accepting new patients.

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

    Center For Cancer & Blood Disorders

    6410 Rockledge Drive, Suite 660, Suite 660, 
    Bethesda, MD 
     (3.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mark Goldstein is a Hematologist and an Oncologist practicing medicine in Bethesda, Maryland. Dr. Goldstein is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 28 other conditions, according to our data. His clinical expertise encompasses Childhood Iron Deficiency Anemia, Myelodysplastic Syndrome (MDS), Pleuropulmonary Blastoma, and Lung Cancer. Dr. Goldstein is board certified in American Board Of Internal Medicine. Dr. Goldstein is currently accepting new patients.

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

    Nih Clinical Center

    9000 Rockville Pike Bldg 10, 
    Bethesda, MD 
     (4.5 miles away)
    Languages Spoken:
    English

    Robert Jensen is a Gastroenterologist practicing medicine in Bethesda, Maryland. Dr. Jensen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Zollinger-Ellison Syndrome, Pancreatic Islet Cell Tumor, Neuroendocrine Tumor, Pancreaticoduodenectomy, and Parathyroidectomy.

    Distinguished in Vitamin B12 Deficiency
    Internal Medicine
    Distinguished in Vitamin B12 Deficiency
    Internal Medicine

    Clearway Pain Solutions

    3416 Olandwood Ct Ste 204, 
    Olney, MD 
     (8.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    David Plotkin is a primary care provider, practicing in Internal Medicine in Olney, Maryland. Dr. Plotkin is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 38 other conditions, according to our data. His clinical expertise encompasses Acquired Hemophilia, Hemophilia B, Vitamin B12 Deficiency, and Glossitis. Dr. Plotkin is currently accepting new patients.

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

    Nelson Gustavo Neder Kalil M.D.

    6000 Executive Blvd Ste 620, 
    Rockville, MD 
     (0.3 miles away)
    Languages Spoken:
    English, Portuguese, Spanish
    Accepting New Patients

    Nelson Kalil is an Oncologist practicing medicine in Rockville, Maryland. Dr. Kalil 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 Severe Congenital Neutropenia, Chronic Familial Neutropenia, Agranulocytosis, and Non-Hodgkin Lymphoma. Dr. Kalil is currently accepting new patients.

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

    Potomac Oncology & Hematology

    Rockville, MD 
     (0.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    James Xu is a Hematologist Oncology provider practicing medicine in Rockville, Maryland. Dr. Xu is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Pulmonary Embolism, Deep Vein Thrombosis, Congenital Antithrombin 3 Deficiency, and Protein S Deficiency. Dr. Xu is board certified in American Board Of Internal Medicine.

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

    Capital Digestive Care

    6100 Executive Boulevard, Suite 301, Suite 301, 
    North Bethesda, MD 
     (0.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Kevin Collier is a Gastroenterologist practicing medicine in North Bethesda, Maryland. Dr. Collier 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 Irritable Bowel Syndrome (IBS), Indigestion, Gastroesophageal Reflux Disease (GERD), Portal Hypertension, and Gastrectomy. Dr. Collier is board certified in American Board Of Internal Medicine. Dr. Collier is currently accepting new patients.

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

    Universal Health Care

    Rockville, MD 
     (0.5 miles away)
    Languages Spoken:
    English, Hindi
    Accepting New Patients

    Amit Rajvanshi is a primary care provider, practicing in Family Medicine in Rockville, Maryland. Dr. Rajvanshi 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 Hypertensive Heart Disease, Enlarged Liver, Pediatric Myocarditis, and Infant Hyperglycemia. Dr. Rajvanshi is board certified in American Board Of Family Medicine. Dr. Rajvanshi is currently accepting new patients.

    Showing 1-20 of 273

    Last Updated: 09/26/2026

    When should I see a Vitamin B12 Deficiency doctor near north bethesda, MD?

    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 north bethesda, MD?

    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 north bethesda, MD?

    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 north bethesda, MD?

    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 north bethesda, MD?

    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 north bethesda, MD?

    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 north bethesda, MD?

    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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