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    Last Updated: 01/09/2026

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    MediFind found 543 doctor with experience in Vitamin B12 Deficiency near Greenvale, NY. Of these, 445 are Experienced, 94 are Advanced and 4 are Distinguished.

    Location
    LocationClose
    543 providers found
      Louis J. Auguste
      Experienced in Vitamin B12 Deficiency
      General Surgery
      Experienced in Vitamin B12 Deficiency
      General Surgery
      1615 Northern Boulevard, Suite 302, 
      Manhasset, NY 
       (3.3 miles away)
      Languages Spoken:
      English, French, Spanish

      Louis Auguste is a General Surgeon in Manhasset, New York. Dr. Auguste is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Angiosarcoma, Inflammatory Breast Cancer, Breast Cancer, Paget Disease of the Breast, and Lymphadenectomy.

      Holly Bienenstock
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine

      Northwell Health Physician Partners Family Practice Of Port Washington

      110 Main Street, Suite 202, 
      Port Washington, NY 
       (3.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Holly Bienenstock is a primary care provider, practicing in Family Medicine in Port Washington, New York. Dr. Bienenstock is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Folate Deficiency, Multiple Carboxylase Deficiency, Vitamin B12 Deficiency Anemia, and Subacute Combined Degeneration.

      Distinguished in Vitamin B12 Deficiency
      Internal Medicine
      Distinguished in Vitamin B12 Deficiency
      Internal Medicine
      1155 Northern Blvd, 
      Manhasset, NY 
       (4.1 miles away)
      Languages Spoken:
      English

      Janette Marcelo is a primary care provider, practicing in Internal Medicine in Manhasset, New York. Dr. Marcelo is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Xanthoma, Familial Combined Hyperlipidemia, Cirrhosis, and High Cholesterol.

      Learn about our expert tiers
      Brij M. Sharma
      Experienced in Vitamin B12 Deficiency
      Pulmonary Medicine
      Experienced in Vitamin B12 Deficiency
      Pulmonary Medicine
      216 Willis Avenue, 
      Roslyn Heights, NY 
       (4.5 miles away)
      Languages Spoken:
      English, Hindi, Punjabi
      Offers Telehealth

      Brij Sharma is a Pulmonary Medicine provider in Roslyn Heights, New York. Dr. Sharma is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency, Chronic Cough, Vitamin D Deficiency, Vertigo, and Endoscopy.

      Advanced in Vitamin B12 Deficiency
      Advanced in Vitamin B12 Deficiency
      3003 New Hyde Park Road, Suite 201, 
      New Hyde Park, NY 
       (4.6 miles away)
      Languages Spoken:
      English

      Kenneth Hershon is an Endocrinologist in New Hyde Park, New York. Dr. Hershon is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Type 2 Diabetes (T2D), Hypothyroidism, Obesity in Children, and Vitamin D Deficiency.

      Advanced in Vitamin B12 Deficiency
      Advanced in Vitamin B12 Deficiency

      Absnec Anesthesiology PC

      800 Community Dr Ste 309, 
      Manhasset,, NY 
       (4.7 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Robert Rahmani is a Cardiologist in Manhasset,, New York. Dr. Rahmani is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are May Thurner Syndrome, SVC Obstruction, Familial Neurocardiogenic Syncope, Pacemaker Implantation, and Gastrostomy.

      Francisco A. Garcia
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      2800 Marcus Avenue, Suite 200, 
      New Hyde Park, NY 
       (5.0 miles away)
      Languages Spoken:
      English, Spanish
      Offers Telehealth

      Francisco Garcia is a Hematologist and an Oncologist in New Hyde Park, New York. Dr. Garcia is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Alpha Thalassemia X-Linked Intellectual Disability Syndrome, Alpha Thalassemia, Thalassemia, and Monoclonal Gammopathy of Undetermined Significance (MGUS).

      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 
       (5.7 miles away)
      Languages Spoken:
      English

      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. His top areas of expertise are Vitamin B12 Deficiency, Glossitis, Pernicious Anemia, and Subacute Combined Degeneration.

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

      North Nassau Physical Therapy And Rehabilitation PC

      63 Mineola Ave, 
      Roslyn, NY 
       (1.8 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Imad Mikhail is a primary care provider, practicing in Family Medicine in Roslyn, New York. Dr. Mikhail is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Sitosterolemia, Familial Hypertriglyceridemia, Palindromic Rheumatism, Colonoscopy, and Gastrostomy.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      St. Francis Hospital And Heart Center

      100 Port Washington Blvd, 
      Roslyn,, NY 
       (2.2 miles away)
      Languages Spoken:
      English

      Robert Dresdale is a Cardiologist in Roslyn,, New York. Dr. Dresdale is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency, Pulmonary Edema, and Heart Failure.

      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      997 Glen Cove Avenue, 
      Glen Head, NY 
       (2.3 miles away)
      Languages Spoken:
      English, Farsi
      Offers Telehealth

      Ghazanfar Haidery is a primary care provider, practicing in Family Medicine in Glen Head, New York. Dr. Haidery is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Infant Hyperglycemia, Dementia, High Cholesterol, and Glucocorticoid-Remediable Aldosteronism.

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

      Office

      1165 Northern Blvd, 
      Manhasset, NY 
       (4.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Barbara Hirsch is an Endocrinologist in Manhasset, New York. Dr. Hirsch is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Subacute Thyroiditis, Type 2 Diabetes (T2D), Vitamin D Deficiency, and Hypothyroidism.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Northwell Health Physician Partners Physical Medicine & Rehabilitation At Glen Cove

      101 Saint Andrews Lane, 1 North, 
      Glen Cove, NY 
       (4.2 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Somechukwu Onuoha is a Physiatrist in Glen Cove, New York. Dr. Onuoha is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Miller-Fisher Syndrome, Guillain-Barre Syndrome, Vitamin B12 Deficiency, and Stroke.

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

      Office

      137 Willis Ave Ste 110, 
      Mineola, NY 
       (4.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Nanda Ramsaroop is a primary care provider, practicing in Family Medicine in Mineola, New York. Dr. Ramsaroop is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Vitamin D Deficiency, Multiple Carboxylase Deficiency, Folate Deficiency, and Vitamin B12 Deficiency Anemia.

      Experienced in Vitamin B12 Deficiency
      Intensive Care Medicine
      Experienced in Vitamin B12 Deficiency
      Intensive Care Medicine

      North Shore Medical Arts LLP

      295 Community Dr, 
      Great Neck, NY 
       (4.7 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Sanford Ratner is an Intensive Care Medicine provider in Great Neck, New York. Dr. Ratner is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Emphysema, Bullae, Vertigo, Lung Metastases, and Endoscopy.

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

      Arthur L Autz MD PC

      1610 Old Country Rd, 
      Westbury, NY 
       (4.9 miles away)
      Languages Spoken:
      English

      Arthur Autz is a Family Medicine provider in Westbury, New York. Dr. Autz is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin D Deficiency and Vitamin B12 Deficiency.

      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      2800 Marcus Avenue, Suite 200, 
      New Hyde Park, NY 
       (5.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Joseph Ramek is a Hematologist and an Oncologist in New Hyde Park, New York. Dr. Ramek 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, Richter Syndrome, Chronic B-Cell Leukemia (CBCL), and Chronic Lymphocytic Leukemia (CLL).

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Leonardo N Saulle MD PC

      2001 Marcus Ave Ste E249, 
      New Hyde Park,, NY 
       (5.0 miles away)
      Languages Spoken:
      English

      Leonardo Saulle is a Cardiologist in New Hyde Park,, New York. Dr. Saulle is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Neurocardiogenic Syncope, and Fainting.

      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      1999 Marcus Avenue, Suite 306, 
      New Hyde Park, NY 
       (5.0 miles away)
      Languages Spoken:
      English

      Richard Forte is a Hematologist and an Oncologist in New Hyde Park, New York. Dr. Forte is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Schnitzler Syndrome, Monoclonal Gammopathy of Undetermined Significance (MGUS), Multiple Myeloma, and Essential Thrombocythemia.

      Nouneh J. Gostanian
      Advanced in Vitamin B12 Deficiency
      Advanced in Vitamin B12 Deficiency

      Northwell Health Center For Advanced Medicine, RJ Zuckerberg Cancer Center

      450 Lakeville Road, Entrance B, 
      Lake Success, NY 
       (5.3 miles away)
      Languages Spoken:
      English, Armenian
      Offers Telehealth

      Nouneh Gostanian is an Oncologist in Lake Success, New York. Dr. Gostanian is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Paget Disease of the Breast, Breast Cancer, Inflammatory Breast Cancer, and Angiosarcoma.

      Showing 1-20 of 543

      Last Updated: 01/09/2026

      When should I see a Vitamin B12 Deficiency doctor near Greenvale, 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 Greenvale, 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 Greenvale, 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 Greenvale, 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 Greenvale, 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 Greenvale, 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 Greenvale, 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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