The 20 Best Vitamin B12 Deficiency Doctors Near Me in Portsmouth, NH

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 04/28/2026

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

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33 providers found
    Advanced in Vitamin B12 Deficiency
    Hematology
    Advanced in Vitamin B12 Deficiency
    Hematology

    New England Cancer Specialists

    155 Borthwick Ave Ste 303, 
    Portsmouth, NH 
     (2.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Can Ilyas is a Hematologist practicing medicine in Portsmouth, New Hampshire. Dr. Ilyas is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 40 other conditions, according to our data. His clinical expertise encompasses Chronic Lymphocytic Leukemia (CLL), Large-Cell Immunoblastic Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), and Thrombocytopenia. Dr. Ilyas is currently accepting new patients.

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

    Office

    928 South St, 
    Portsmouth, NH 
     (0.5 miles away)
    Languages Spoken:
    English

    Linda Laflamme is a Nurse Practitioner practicing medicine in Portsmouth, New Hampshire. Ms. Laflamme is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Fractured Spine, Vitamin B12 Deficiency, and Protein Deficiency.

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

    Lens Doctors

    605 Lafayette Rd, 
    Portsmouth, NH 
     (1.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Michael Stevens is a primary care provider, practicing in Family Medicine in Portsmouth, New Hampshire. Dr. Stevens 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 Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.

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

    Portsmouth Internal Medicine

    100 Eileen Dondero Foley Ave Ste 300, 
    Portsmouth, NH 
     (1.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Sara Erickson is a primary care provider, practicing in Internal Medicine in Portsmouth, New Hampshire. Dr. Erickson 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 Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Hypothyroidism. Dr. Erickson is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    New England Cancer Specialists - Portsmouth

    155 Borthwick Ave, 
    Portsmouth, NH 
     (2.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Yoko Fukuda is an Oncologist practicing medicine in Portsmouth, New Hampshire. Dr. Fukuda is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 51 other conditions, according to our data. Her clinical expertise encompasses Chronic Lymphocytic Leukemia (CLL), Paget Disease of the Breast, Inflammatory Breast Cancer, and Angiosarcoma.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    New England Cancer Specialists

    155 Borthwick Ave, 
    Portsmouth, NH 
     (2.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Patrick Boland is a Hematologist practicing medicine in Portsmouth, New Hampshire. Dr. Boland 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 Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, HER-2 Positive Breast Cancer, and Hemochromatosis. Dr. Boland is currently accepting new patients.

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

    New England Cancer Specialists

    155 Borthwick Ave Ste 301E, 
    Portsmouth, NH 
     (2.1 miles away)
    Languages Spoken:
    English

    Angela Reed is a Nurse Practitioner practicing medicine in Portsmouth, New Hampshire. Ms. Reed is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Smoldering Multiple Myeloma and Vitamin B12 Deficiency.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    330 Borthwick Ave, Suite 205, 
    Portsmouth, NH 
     (2.2 miles away)
    Languages Spoken:
    English

    Thomas Clairmont is a primary care provider, practicing in Internal Medicine in Portsmouth, New Hampshire. Dr. Clairmont is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Barrett Esophagus.

    Experienced in Vitamin B12 Deficiency
    Hematology
    Experienced in Vitamin B12 Deficiency
    Hematology

    New England Cancer Specialists

    155 Borthwick Ave Ste 303, 
    Portsmouth, NH 
     (2.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Devon Evans is a Hematologist practicing medicine in Portsmouth, New Hampshire. Dr. Evans is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 71 other conditions, according to our data. His clinical expertise encompasses Pleuropulmonary Blastoma, Lung Cancer, Familial Pancreatic Cancer, Astrocytoma, and Bone Marrow Aspiration. Dr. Evans is currently accepting new patients.

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

    Office

    875 Greenland Rd Bldg A, 
    Portsmouth, NH 
     (2.6 miles away)
    Languages Spoken:
    English

    Magued Rizkalla is a primary care provider, practicing in Internal Medicine in Portsmouth, New Hampshire. Dr. Rizkalla 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 Acute Kidney Failure, Ascites, End-Stage Renal Disease (ESRD), and Dementia.

    Experienced in Vitamin B12 Deficiency
    Infectious Disease
    Experienced in Vitamin B12 Deficiency
    Infectious Disease

    Appledore Infectious Disease-Portsmouth

    330 Borthwick Ave Ste 210, 
    Portsmouth, NH 
     (2.6 miles away)
    Languages Spoken:
    English

    Maureen Habif is an Infectious Disease provider practicing medicine in Portsmouth, New Hampshire. Dr. Habif is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Smoldering Multiple Myeloma, Vitamin B12 Deficiency, Malabsorption, and Febrile Neutropenia.

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

    Hampton Health Collecting Station

    879 Lafayette Rd, 
    Hampton, NH 
     (8.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Patricia Pangan is a primary care provider, practicing in Internal Medicine in Hampton, New Hampshire. Dr. Pangan is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 33 other conditions, according to our data. Her clinical expertise encompasses Lung Metastases, Acute Kidney Failure, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    York Hospital

    15 Hospital Dr, 
    York, ME 
     (7.3 miles away)
    Languages Spoken:
    English

    Marilyn Mclaughlin is an Oncologist practicing medicine in York, Maine. Dr. Mclaughlin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Paget Disease of the Breast, Chronic Lymphocytic Leukemia (CLL), Thrombocytopenia, and Lung Cancer.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    Pulmonology Associates Of York Hospital

    127 Long Sands Rd, 
    York, ME 
     (7.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Peter Georges is a Hematologist practicing medicine in York, Maine. Dr. Georges is rated as an Experienced 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 Familial Colorectal Cancer, Paget Disease of the Breast, Breast Cancer, and Richter Syndrome.

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

    Office

    118 Portsmouth Ave Ste 201, 
    Stratham, NH 
     (8.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Timothy Keenan is a primary care provider, practicing in Family Medicine in Stratham, New Hampshire. Dr. Keenan 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 Pulmonary Fibrosis, Ankylosing Vertebral Hyperostosis with Tylosis, Alzheimer's Disease, and Postmenopausal Osteoporosis.

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

    Core Primary Care

    879 Lafayette Rd, 
    Hampton, NH 
     (8.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Amy Robinson is a Nurse Practitioner practicing medicine in Hampton, New Hampshire. Ms. Robinson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Seasonal Affective Disorder (SAD), Vitamin D Deficiency, Lung Nodules, and Vitamin B12 Deficiency.

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

    Core Physicians LLC

    879 Lafayette Rd, 
    Hampton, NH 
     (8.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Rachel Griffith is a primary care provider, practicing in Internal Medicine in Hampton, New Hampshire. Dr. Griffith is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses High Cholesterol, Folate Deficiency, Vitamin B12 Deficiency Anemia, and Multiple Carboxylase Deficiency.

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

    Core Physicians LLC

    879 Lafayette Rd, 
    Hampton, NH 
     (8.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Heather Budrey is a Nurse Practitioner practicing medicine in Hampton, New Hampshire. Ms. Budrey is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Seasonal Affective Disorder (SAD), Vitamin D Deficiency, and Vitamin B12 Deficiency.

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

    Lamprey Health Care Inc.

    207 S Main St, 
    Newmarket, NH 
     (9.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Caille Roy is a Nurse Practitioner practicing medicine in Newmarket, New Hampshire. Ms. Roy is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Vitamin B12 Deficiency.

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

    Exeter Hospital

    5 Alumni Dr, 
    Exeter, NH 
     (11.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Yongli Ji is a Hematologist and an Oncologist practicing medicine in Exeter, New Hampshire. Dr. Ji is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 39 other conditions, according to our data. Her clinical expertise encompasses Pleuropulmonary Blastoma, Lung Cancer, Inflammatory Breast Cancer, and Breast Cancer.

    Showing 1-20 of 33

    Last Updated: 04/28/2026

    When should I see a Vitamin B12 Deficiency doctor near Portsmouth, NH?

    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 Portsmouth, NH?

    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 Portsmouth, NH?

    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 Portsmouth, NH?

    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 Portsmouth, NH?

    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 Portsmouth, NH?

    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 Portsmouth, NH?

    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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