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    Last Updated: 01/09/2026

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    MediFind found 165 doctor with experience in Vitamin B12 Deficiency near Boston, MA. Of these, 163 are Experienced and 2 are Advanced.

    Location
    LocationClose
    165 providers found
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology

      Dana-Farber Cancer Institute, Inc.

      450 Brookline Ave, 
      Boston, MA 
       (2.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Meredith Faggen is a Hematologist Oncology specialist and a Hematologist in Boston, Massachusetts. Dr. Faggen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Breast Cancer, Angiosarcoma, Inflammatory Breast Cancer, and Paget Disease of the Breast. Dr. Faggen is currently accepting new patients.

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

      Office

      725 Albany St Ste 5C, 
      Boston, MA 
       (1.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Jason Worcester is a Family Medicine provider in Boston, Massachusetts. Dr. Worcester is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency and Seasonal Affective Disorder (SAD).

      Experienced in Vitamin B12 Deficiency
      Pediatric Cardiology
      Experienced in Vitamin B12 Deficiency
      Pediatric Cardiology

      Department Of Neurology

      300 Longwood Ave, 
      Boston, MA 
       (2.8 miles away)
      Languages Spoken:
      English

      Coral Stredny is a Pediatric Cardiologist in Boston, Massachusetts. Dr. Stredny is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Seizures, Anti-NMDA Receptor Encephalitis, Encephalitis, and Status Epilepticus.

      Learn about our expert tiers
      Danielle N. Margalit
      Experienced in Vitamin B12 Deficiency
      Radiation Oncology
      Experienced in Vitamin B12 Deficiency
      Radiation Oncology

      Dana-Farber Cancer Institute, Inc.

      450 Brookline Ave, 
      Boston, MA 
       (2.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Danielle Margalit is a Radiation Oncologist in Boston, Massachusetts. Dr. Margalit is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Merkel Cell Carcinoma, Adenoid Cystic Carcinoma, Head and Neck Squamous Cell Carcinoma (HNSCC), and Melanoma. Dr. Margalit is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Podiatric Medicine
      Experienced in Vitamin B12 Deficiency
      Podiatric Medicine

      The Best Foot Forward PLLC

      1 Boston Pl, Suite 2600, 
      Boston, MA 
       (0.2 miles away)
      Languages Spoken:
      English

      Timothy Fisher is a Podiatric Medicine provider in Boston, Massachusetts. Dr. Fisher is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Fungal Nail Infection, Corns and Calluses, and Vitamin B12 Deficiency.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      65 Harrison Ave, Suite 308, 
      Boston, MA 
       (0.4 miles away)
      Languages Spoken:
      English

      Robert Wu is a primary care provider, practicing in Internal Medicine in Boston, Massachusetts. Dr. Wu is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Hypertensive Heart Disease.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology

      Pratt Medical Group Inc

      800 Washigton St, 
      Boston, MA 
       (0.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Joseph Pennacchio is a Hematologist Oncology specialist and a Hematologist in Boston, Massachusetts. Dr. Pennacchio is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, and Small Cell Lung Cancer (SCLC). Dr. Pennacchio is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Gastroenterology
      Experienced in Vitamin B12 Deficiency
      Gastroenterology

      Pratt Medical Group Inc

      800 Washigton St, 
      Boston, MA 
       (0.5 miles away)
      Languages Spoken:
      English

      Joel Mason is a Gastroenterologist in Boston, Massachusetts. Dr. Mason is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Colorectal Cancer, Obesity, Malnutrition, Knee Replacement, and Sacral Nerve Stimulation.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology | Oncology

      Pratt Medical Group Inc

      800 Washigton St, 
      Boston, MA 
       (0.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Jiyuan Sun is a Hematologist Oncology specialist and a Hematologist in Boston, Massachusetts. Dr. Sun 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, Inflammatory Breast Cancer, Familial Prostate Cancer, and Angiosarcoma. Dr. Sun is currently accepting new patients.

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

      Massachusetts General Physicians Organization Inc

      50 Staniford St, 
      Boston, MA 
       (0.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Maura Brain is a Nurse Practitioner in Boston, Massachusetts. Ms. Brain is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top area of expertise is Vitamin B12 Deficiency. Ms. Brain is currently accepting new patients.

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

      Massachusetts General Physicians Organization Inc

      50 Staniford St, 
      Boston, MA 
       (0.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Jacinta Grant is a primary care provider, practicing in Internal Medicine in Boston, Massachusetts. Dr. Grant is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Type 2 Diabetes (T2D), Obesity, and Glucocorticoid-Remediable Aldosteronism. Dr. Grant is currently accepting new patients.

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

      North End Community Health Committee, Inc.

      332 Hanover St, 
      Boston, MA 
       (0.7 miles away)
      Languages Spoken:
      English

      Dianne Valko is a Nurse Practitioner in Boston, Massachusetts. Ms. Valko is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF) and Vitamin B12 Deficiency.

      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology

      Massachusetts General Physicians Organization Inc

      55 Fruit St, 
      Boston, MA 
       (0.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Daniel Finger is a Hematologist and an Oncologist in Boston, Massachusetts. Dr. Finger is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Adult Immune Thrombocytopenia, Hemangioma Thrombocytopenia Syndrome, Thrombocytopenia, and Chronic Lymphocytic Leukemia (CLL). Dr. Finger is currently accepting new patients.

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

      Massachusetts General Physicians Organization Inc

      55 Fruit St, 
      Boston, MA 
       (0.8 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Antonio Granfone is an Endocrinologist in Boston, Massachusetts. Dr. Granfone is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Diabetic Nephropathy, Type 2 Diabetes (T2D), Vitamin B12 Deficiency, and Maturity Onset Diabetes of the Young.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology | Hematology

      The General Hospital Corporation

      55 Fruit St, 
      Boston, MA 
       (0.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      John Yang is a Hematologist Oncology specialist and a Hematologist in Boston, Massachusetts. Dr. Yang is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Pleuropulmonary Blastoma, Gallbladder Adenocarcinoma, Multiple Myeloma, and Non-Muscle Invasive Bladder Cancer. Dr. Yang is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology

      Massachusetts General Physicians Organization Inc

      55 Fruit St, 
      Boston, MA 
       (0.8 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Heather Benjamin is a Hematologist and an Oncologist in Boston, Massachusetts. Dr. Benjamin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Inflammatory Breast Cancer, Paget Disease of the Breast, Angiosarcoma, and Breast Cancer.

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

      The General Hospital Corporation

      55 Fruit St, 
      Boston, MA 
       (0.8 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Lydecke Sweet is a primary care provider, practicing in Internal Medicine in Boston, Massachusetts. Dr. Sweet is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Glossitis.

      Experienced in Vitamin B12 Deficiency
      Oncology | Hematology | Hematology Oncology
      Experienced in Vitamin B12 Deficiency
      Oncology | Hematology | Hematology Oncology
      55 Fruit St, Yawkey 7e, 
      Boston, MA 
       (0.8 miles away)
      Languages Spoken:
      English, Bengali
      Accepting New Patients
      Offers Telehealth

      Sonali Shah is an Oncologist and a Hematologist in Boston, Massachusetts. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Classical Hodgkin Lymphoma, Hodgkin Lymphoma, Porphyria Cutanea Tarda, and Gastrointestinal Stromal Tumor. Dr. Shah is currently accepting new patients.

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

      Massachusetts General Physicians Organization Inc

      55 Fruit St, 
      Boston, MA 
       (0.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Svetlin Dinovski is a primary care provider, practicing in Internal Medicine in Boston, Massachusetts. Dr. Dinovski is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Enlarged Prostate (BPH), Anemia, and Familial Hypertension. Dr. Dinovski is currently accepting new patients.

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

      Massachusetts General Physicians Organization Inc

      55 Fruit St, 
      Boston, MA 
       (0.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Katherine Sakmar is a primary care provider, practicing in Internal Medicine in Boston, Massachusetts. Dr. Sakmar is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Obesity, Type 2 Diabetes (T2D), Familial Hypertension, and Hypertension. Dr. Sakmar is currently accepting new patients.

      Showing 1-20 of 165

      Last Updated: 01/09/2026

      When should I see a Vitamin B12 Deficiency doctor near Boston, MA?

      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 Boston, MA?

      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 Boston, MA?

      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 Boston, MA?

      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 Boston, MA?

      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 Boston, MA?

      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 Boston, MA?

      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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