The 20 Best Vitamin B12 Deficiency Doctors Near Me in freeport, NY

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 431 doctor with experience in Vitamin B12 Deficiency near freeport, NY. Of these, 356 are Experienced, 72 are Advanced and 3 are Distinguished.

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431 providers found
    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Internal Medicine

    Northwell Health Physician Partners Internal Medicine At Wantagh

    2857 Jerusalem Avenue, 
    Wantagh, NY 
     (3.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Eric Last is a primary care provider, practicing in Internal Medicine in Wantagh, New York. Dr. Last is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 32 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension. Dr. Last is board certified in American Board Of Internal Medicine. Dr. Last is currently accepting new patients.

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

    Office

    185 Merrick Rd Ste 1B, 
    Lynbrook, NY 
     (4.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Neil Soskel is a primary care provider, practicing in Family Medicine in Lynbrook, New York. Dr. Soskel is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and High Cholesterol. Dr. Soskel is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Family Medicine
    Advanced in Vitamin B12 Deficiency
    Family Medicine

    The Doctors Medical Office PLLC

    1825 Merrick Rd, 
    Merrick, NY 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Mark Haltrecht is a primary care provider, practicing in Family Medicine in Merrick, New York. Dr. Haltrecht is rated as an Advanced 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 Hyperhidrosis, Pica, Cyclic Vomiting Syndrome, and Vitamin B12 Deficiency.

    Learn about our expert tiers
    Advanced in Vitamin B12 Deficiency
    Palliative Medicine
    Advanced in Vitamin B12 Deficiency
    Palliative Medicine
    Referral may be required

    South Nassau Communities Hospital

    1 Healthy Way, 
    Oceanside, NY 
     (2.5 miles away)
    Languages Spoken:
    English

    Sheryl Pearl is a Palliative Medicine provider practicing medicine in Oceanside, New York. Dr. Pearl is rated as an Advanced 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 Protein Deficiency, Vitamin B12 Deficiency, Respiratory Syncytial Virus (RSV) Infection, and Relapsing Multiple Sclerosis (RMS).

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

    South Nassau Communities Hospital

    1 Healthy Way, 
    Oceanside, NY 
     (2.5 miles away)
    Languages Spoken:
    English

    Doron Weiner is a Hematologist practicing medicine in Oceanside, New York. Dr. Weiner is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Essential Thrombocythemia, Thrombocytopenia, Febrile Neutropenia, and Anemia.

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

    Northwell Health Physician Partners Medicine Specialties At Bellmore

    1872 Bellmore Avenue, 
    Bellmore, NY 
     (2.9 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Richard Rubin is a Gastroenterologist practicing medicine in Bellmore, New York. Dr. Rubin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Hemorrhagic Proctocolitis, Hiatal Hernia, Congenital Diaphragmatic Hernia, Colonoscopy, and Endoscopy. Dr. Rubin is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Gastroenterology. Dr. Rubin is currently accepting new patients.

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

    Office

    178 Sunrise Hwy, 
    Rockville Centre, NY 
     (3.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Reza Naghavi is a primary care provider, practicing in Internal Medicine in Rockville Centre, New York. Dr. Naghavi 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 Pemphigus, Heart Murmurs, Asthma in Children, and Asthma.

    Experienced in Vitamin B12 Deficiency
    Geriatrics | Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Geriatrics | Internal Medicine
    Referral may be required
    500 Front Street, 
    Hempstead, NY 
     (3.6 miles away)
    Languages Spoken:
    English, Gujarati , Hindi
    Accepting New Patients

    Rupal Shah is a primary care provider, practicing in Geriatrics and Internal Medicine in Hempstead, New York. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Anemia, High Cholesterol, Hypertension, Familial Hypertension, and Thrombectomy. Dr. Shah is currently accepting new patients.

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

    Northwell Health Gastroenterology Associates At Uniondale

    106 Charles Lindbergh Boulevard, Suite B, 
    Uniondale, NY 
     (4.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Leonard Stein is a Gastroenterologist practicing medicine in Uniondale, New York. Dr. Stein 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 Hepatitis, Autoimmune Hepatitis, Hepatitis C, and Visceromegaly. Dr. Stein is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Gastroenterology. Dr. Stein is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Family Medicine | Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine | Internal Medicine

    Northwell Health Physician Partners Internal Medicine At Seaford

    850 Hicksville Road, Suite 110, 
    Seaford, NY 
     (6.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Geri Digiovanna is a primary care provider, practicing in Family Medicine and Internal Medicine in Seaford, New York. Dr. Digiovanna 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 High Cholesterol, Hypothyroidism, COVID-19, and Multisystem Inflammatory Syndrome in Children (MIS-C). Dr. Digiovanna is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency
    Referral may be required
    915 Hillside Avenue, 
    New Hyde Park, NY 
     (8.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Wilbert Maniego is a Geriatrics provider practicing medicine in New Hyde Park, New York. Dr. Maniego is rated as an Advanced 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 Vitamin D Deficiency, Vitamin B12 Deficiency, Familial Hypertension, Hypertension, and Gastrostomy. Dr. Maniego is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    2035 Lakeville Road, Suite 101, 
    New Hyde Park, NY 
     (8.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Leonard Treihaft is a primary care provider, practicing in Internal Medicine in New Hyde Park, New York. Dr. Treihaft is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol. Dr. Treihaft is currently accepting new patients.

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

    Cedarhurst Medical Associates PC

    407 Beach 20th St, 
    Far Rockaway, NY 
     (9.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Irina Natalenko is a primary care provider, practicing in Internal Medicine in Far Rockaway, New York. Dr. Natalenko is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 50 other conditions, according to our data. Her clinical expertise encompasses Sepsis, Hypertension, Glucocorticoid-Remediable Aldosteronism, Gastrostomy, and Bone Marrow Aspiration. Dr. Natalenko is currently accepting new patients.

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

    Office

    131 Beach 19th St, 
    Far Rockaway, NY 
     (10.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Dmitriy Elkin is a primary care provider, practicing in Internal Medicine in Far Rockaway, New York. Dr. Elkin is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 78 other conditions, according to our data. His clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Gastrostomy, and Endoscopy. Dr. Elkin is currently accepting new patients.

    Distinguished in Vitamin B12 Deficiency
    Family Medicine
    Distinguished in Vitamin B12 Deficiency
    Family Medicine

    Advanced Internal Medicine P.C.

    935 Northern Blvd Ste 105, 
    Great Neck, NY 
     (11.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Shahram Shamekh is a primary care provider, practicing in Family Medicine in Great Neck, New York. Dr. Shamekh is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 44 other conditions, according to our data. His clinical expertise encompasses Vitamin B12 Deficiency, Glossitis, Pernicious Anemia, and Subacute Combined Degeneration. Dr. Shamekh is currently accepting new patients.

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

    South Nassau Internal Medicine Associates LLP

    155 W Merrick Rd Ste 101, 
    Freeport,, NY 
     (0.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Michael Smar is a Cardiologist practicing medicine in Freeport,, New York. Dr. Smar is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Hypertension, High Cholesterol, and Vitamin D Deficiency. Dr. Smar is currently accepting new patients.

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

    South Nassau Internal Medicine Associates LLP

    155 W Merrick Rd Ste 101, 
    Freeport, NY 
     (0.6 miles away)
    Languages Spoken:
    English

    Gina Caso is a primary care provider, practicing in Internal Medicine in Freeport, New York. Dr. Caso is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Enlarged Prostate (BPH), Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

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

    Scott V. Rankin M.D. PC

    276 Moore Ave, 
    Freeport, NY 
     (1.2 miles away)
    Languages Spoken:
    English

    Scott Rankin is a primary care provider, practicing in Internal Medicine in Freeport, New York. Dr. Rankin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Vitamin D Deficiency, Parainfluenza, Parainfluenza Virus Type 3, and Hypertension.

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

    Physio Development PT PC

    2270 Grand Ave, 
    Baldwin, NY 
     (1.4 miles away)
    Languages Spoken:
    English

    Lev Aminov is a primary care provider, practicing in Internal Medicine in Baldwin, New York. Dr. Aminov is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Chronic Fatigue Syndrome, Atopic Dermatitis, Dysarthria, and Neuralgia.

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

    Mohammad A. Hasan Physician P.C.

    2495 Newbridge Rd, 
    Bellmore, NY 
     (2.5 miles away)
    Languages Spoken:
    English

    Renee Messina is a primary care provider, practicing in Family Medicine in Bellmore, New York. Dr. Messina is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Myeloperoxidase Deficiency, Acatalasemia, Obesity in Children, and Obesity.

    Showing 1-20 of 431

    Last Updated: 09/26/2026

    When should I see a Vitamin B12 Deficiency doctor near freeport, NY?

    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 freeport, NY?

    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 freeport, NY?

    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 freeport, NY?

    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 freeport, NY?

    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 freeport, NY?

    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 freeport, NY?

    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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