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    Last Updated: 10/30/2025

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    MediFind found 37 doctor with experience in Vitamin B12 Deficiency near Portsmouth, NH. Of these, 35 are Experienced and 2 are Advanced.

    Location
    LocationClose
    37 providers found
      Advanced in Vitamin B12 Deficiency
      Hematology | Oncology
      Advanced in Vitamin B12 Deficiency
      Hematology | Oncology

      Maine Center For Cancer Medicine And Blood Disorders PA

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

      John Winters is a Hematologist and an Oncologist in Portsmouth, New Hampshire. Dr. Winters is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Adult Immune Thrombocytopenia, Hemangioma Thrombocytopenia Syndrome, Thrombocytopenia, Melanoma, and Bone Marrow Aspiration.

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

      Core Physicians LLC

      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. His top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Experienced in Vitamin B12 Deficiency
      Pediatrics | Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Pediatrics | Internal Medicine

      Appledore Medical Group Inc

      100 Eileen Dondero Foley Ave, Suite 300, 
      Portsmouth, NH 
       (1.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Sara Erickson is a primary care provider, practicing in Pediatrics and Internal Medicine in Portsmouth, New Hampshire. Dr. Erickson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Hypothyroidism.

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

      Hospital Medicine Services Of Nh, LLC

      333 Borthwick Ave, 
      Portsmouth, NH 
       (1.8 miles away)
      Languages Spoken:
      English

      Megha Dogra is a primary care provider, practicing in Internal Medicine in Portsmouth, New Hampshire. Dr. Dogra is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Gastrointestinal Bleeding, Acute Kidney Failure, Hypertension, Ureteroscopy, and Hip Replacement.

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

      Maine Center For Cancer Medicine And Blood Disorders PA

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

      Yoko Fukuda is a Hematologist Oncology specialist and a Hematologist in Portsmouth, New Hampshire. Dr. Fukuda is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Paget Disease of the Breast, Chronic Lymphocytic Leukemia (CLL), Inflammatory Breast Cancer, and Angiosarcoma.

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

      Maine Center For Cancer Medicine And Blood Disorders PA

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

      Devon Evans is a Hematologist and an Oncologist in Portsmouth, New Hampshire. Dr. Evans is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Familial Pancreatic Cancer, Astrocytoma, and Bone Marrow Aspiration.

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

      Maine Center For Cancer Medicine And Blood Disorders PA

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

      Patrick Boland is a Hematologist Oncology specialist and a Hematologist in Portsmouth, New Hampshire. Dr. Boland is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, HER-2 Positive Breast Cancer, and Hemochromatosis.

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

      Maine Center For Cancer Medicine And Blood Disorders PA

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

      Brian Haney is a Hematologist and an Oncologist in Portsmouth, New Hampshire. Dr. Haney is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Pleuropulmonary Blastoma, ALK-Positive Non-Small Cell Lung Cancer, EGFR Positive Lung Cancer, and Non-Small Cell Lung Cancer (NSCLC).

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

      Maine Center For Cancer Medicine And Blood Disorders PA

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

      Christian Thomas is a Hematologist Oncology specialist and a Hematologist in Portsmouth, New Hampshire. Dr. Thomas is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Prostate Cancer, Upper Tract Urothelial Carcinoma (UTUC), Familial Prostate Cancer, Lung Cancer, and Nephrectomy.

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

      Maine Center For Cancer Medicine And Blood Disorders PA

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

      Matthew Dugan is a Hematologist Oncology specialist and a Hematologist in Portsmouth, New Hampshire. Dr. Dugan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Laryngeal Cancer, Pancreatic Cancer, Malignant Peripheral Nerve Sheath Tumor, and Familial Pancreatic Cancer.

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

      Maine Center For Cancer Medicine And Blood Disorders PA

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

      David Benton is a Hematologist and an Oncologist in Portsmouth, New Hampshire. Dr. Benton is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, Familial Colorectal Cancer, and Polycythemia Vera.

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

      Maine Center For Cancer Medicine And Blood Disorders PA

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

      Julia Moukharskaya is a Hematologist Oncology specialist and a Hematologist in Portsmouth, New Hampshire. Dr. Moukharskaya is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Pleuropulmonary Blastoma, Paget Disease of the Breast, Breast Cancer, and ALK-Positive Non-Small Cell Lung Cancer.

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

      Maine Center For Cancer Medicine And Blood Disorders PA

      155 Borthwick Ave, Suite C, 
      Portsmouth, NH 
       (2.1 miles away)
      Languages Spoken:
      English

      Melanie Cogan is a Nurse Practitioner in Portsmouth, New Hampshire. Ms. Cogan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Smoldering Multiple Myeloma, Vitamin B12 Deficiency, and ALK-Positive Non-Small Cell Lung Cancer.

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

      Maine Center For Cancer Medicine And Blood Disorders PA

      155 Borthwick Ave, Suite C, 
      Portsmouth, NH 
       (2.1 miles away)
      Languages Spoken:
      English

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

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

      Maine Center For Cancer Medicine And Blood Disorders PA

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

      Eleni Nackos is a Hematologist and an Oncologist in Portsmouth, New Hampshire. Dr. Nackos is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, HER-2 Positive Breast Cancer, and Pleuropulmonary Blastoma.

      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. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Barrett Esophagus.

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

      Core Physicians LLC

      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. Her top areas of expertise are Lung Metastases, Acute Kidney Failure, Familial Hypertension, 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, Spanish

      Marilyn Mclaughlin is an Oncologist in York, Maine. Dr. Mclaughlin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Paget Disease of the Breast, Chronic Lymphocytic Leukemia (CLL), Thrombocytopenia, and Lung Cancer.

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

      York Hospital

      127 Long Sands Plaza, York Oncology, 
      York, ME 
       (7.7 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Peter Rubin is an Oncologist and a Hematologist in York, Maine. Dr. Rubin 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, Colorectal Cancer, Familial Colorectal Cancer, and Bone Marrow Aspiration. Dr. Rubin is currently accepting new patients.

      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

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

      Showing 1-20 of 37

      Last Updated: 10/30/2025

      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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