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

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 71 doctor with experience in Vitamin B12 Deficiency near katonah, NY. Of these, 67 are Experienced, 3 are Advanced and 1 are Distinguished.

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71 providers found
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Optum Medical Care PC

    90 S Bedford Rd, 
    Mount Kisco, NY 
     (4.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Bernadette Davis is a primary care provider, practicing in Internal Medicine in Mount Kisco, New York. Dr. Davis is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Subacute Combined Degeneration, Multiple Carboxylase Deficiency, Vitamin B12 Deficiency Anemia, and Folate Deficiency. Dr. Davis is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    90 South Bedford Road, 
    Mount Kisco, NY 
     (4.6 miles away)
    Languages Spoken:
    English, French
    Accepting New Patients
    Offers Telehealth

    Carroll Rayner is a primary care provider, practicing in Internal Medicine in Mount Kisco, New York. Dr. Rayner is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Vitamin D Deficiency, Infant Hyperglycemia, High Cholesterol, and Obesity in Children. Dr. Rayner is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Family Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine
    225 Veterans Road, Suite 202, 
    Yorktown Heights, NY 
     (4.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Gina Tartaglia is a primary care provider, practicing in Family Medicine in Yorktown Heights, New York. Dr. Tartaglia is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Insomnia, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension. Dr. Tartaglia is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required
    90 South Bedford Road, 
    Mount Kisco, NY 
     (4.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Julie Gold is a Hematologist and an Oncologist practicing medicine in Mount Kisco, New York. Dr. Gold 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 Inflammatory Breast Cancer, Angiosarcoma, Paget Disease of the Breast, and HER-2 Positive Breast Cancer. Dr. Gold is board certified in American Board Of Internal Medicine/Medical Oncology, American Board Of Internal Medicine, and American Board Of Internal Medicine/Hematology. Dr. Gold is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required
    90 South Bedford Road, 
    Mount Kisco, NY 
     (4.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jonathan Goldberg is a Hematologist and an Oncologist practicing medicine in Mount Kisco, New York. Dr. Goldberg is rated as an Experienced 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 Familial Prostate Cancer, Inflammatory Breast Cancer, Angiosarcoma, and Non-Hodgkin Lymphoma. Dr. Goldberg is board certified in American Board Of Internal Medicine/Medical Oncology and American Board Of Internal Medicine/Hematology. Dr. Goldberg is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required

    Northwell Health Physician Partners Cancer Center At Northern Westchester

    400 East Main Street, 
    Mount Kisco, NY 
     (4.8 miles away)
    Languages Spoken:
    English, Polish
    Accepting New Patients
    Offers Telehealth

    Anna Komorowski is a Hematologist and an Oncologist practicing medicine in Mount Kisco, New York. Dr. Komorowski 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 Paget Disease of the Breast, Inflammatory Breast Cancer, Monoclonal Gammopathy of Undetermined Significance (MGUS), Myelodysplastic Syndrome (MDS), and Bone Marrow Aspiration. Dr. Komorowski is board certified in American Board Of Internal Medicine/Medical Oncology and American Board Of Internal Medicine/Hematology. Dr. Komorowski is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required

    Northwell Health Physician Partners Cancer Center At Northern Westchester

    400 East Main Street, 
    Mount Kisco, NY 
     (4.8 miles away)
    Languages Spoken:
    English, Hindi
    Accepting New Patients
    Offers Telehealth

    Swati Sehgal is a Hematologist and an Oncologist practicing medicine in Mount Kisco, New York. Dr. Sehgal is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Colorectal Cancer, Familial Colorectal Cancer, Pleuropulmonary Blastoma, and Familial Pancreatic Cancer. Dr. Sehgal is board certified in American Board Of Internal Medicine/Medical Oncology and American Board Of Internal Medicine/Hematology. Dr. Sehgal is currently accepting new patients.

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

    Optum Medical Care PC

    342 Route 202, 
    Somers, NY 
     (4.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Bernadette Tillmon is a primary care provider, practicing in Internal Medicine in Somers, New York. Dr. Tillmon is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Vitamin D Deficiency, Lyme Disease, Folate Deficiency, and Vitamin B12 Deficiency Anemia. Dr. Tillmon is board certified in American Board Of Internal Medicine. Dr. Tillmon is currently accepting new patients.

    Distinguished in Vitamin B12 Deficiency
    Oncology | Hematology
    Distinguished in Vitamin B12 Deficiency
    Oncology | Hematology
    Referral may be required
    2649 Strang Boulevard, Suite 208, 
    Yorktown Heights, NY 
     (7.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jeffrey Ambinder is an Oncologist and a Hematologist practicing medicine in Yorktown Heights, New York. Dr. Ambinder is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 41 other conditions, according to our data. His clinical expertise encompasses Pleuropulmonary Blastoma, Myelodysplastic Syndrome (MDS), Vitamin B12 Deficiency, and Lung Adenocarcinoma. Dr. Ambinder is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Endocrinology
    Experienced in Vitamin B12 Deficiency
    Endocrinology
    Referral required

    Katonah Medical Group PC

    111 Bedford Rd, 
    Katonah, NY 
     (0.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Melissa Price is an Endocrinologist practicing medicine in Katonah, New York. Dr. Price is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 38 other conditions, according to our data. Her clinical expertise encompasses Obesity in Children, Hypothyroidism, Anaplastic Thyroid Cancer, and Thyroid Cancer. Dr. Price is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Endocrinology
    Experienced in Vitamin B12 Deficiency
    Endocrinology
    Referral required
    111 Bedford Road, 
    Katonah, NY 
     (0.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Eric Rudin is an Endocrinologist practicing medicine in Katonah, New York. Dr. Rudin is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Hypothyroidism, Obesity in Children, and Thyroid Nodule. Dr. Rudin is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Endocrinology, Diabetes & Metabolism. Dr. Rudin is currently accepting new patients.

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

    White Plains Physician Services PC

    185 Kisco Ave, Suite 300, 
    Mount Kisco, NY 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Robert Sparacio is a Physician Assistant practicing medicine in Mount Kisco, New York. Sparacio, PA is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Vitamin B12 Deficiency.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required

    Office

    90 S Bedford Rd, 
    Mount Kisco, NY 
     (4.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nicole Lanatra is a Hematologist and an Oncologist practicing medicine in Mount Kisco, New York. Dr. Lanatra is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Factor 11 Deficiency, Thalassemia, Anemia, and Alpha Thalassemia X-Linked Intellectual Disability Syndrome.

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

    Optum Medical Care PC

    90 S Bedford Rd, 
    Mount Kisco, NY 
     (4.6 miles away)
    Languages Spoken:
    English

    Charity Excel-Okechukwu is a Nurse Practitioner practicing medicine in Mount Kisco, New York. Excel-Okechukwu, NP is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Vitamin B12 Deficiency and Vitamin D Deficiency.

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

    Optum Medical Care PC

    90 S Bedford Rd, 
    Mount Kisco, NY 
     (4.6 miles away)
    Languages Spoken:
    English

    Michael Gerringer is a primary care provider, practicing in Internal Medicine in Mount Kisco, New York. Dr. Gerringer is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Sitosterolemia, High Cholesterol, Obesity in Children, and Obesity.

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

    Optum Medical Care PC

    90 S Bedford Rd, 
    Mount Kisco, NY 
     (4.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Thomas Karoff is a primary care provider, practicing in Internal Medicine in Mount Kisco, New York. Dr. Karoff 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 Lung Metastases, Sitosterolemia, Labyrinthitis, and High Cholesterol. Dr. Karoff is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    Office

    90 S Bedford Rd, 
    Mount Kisco, NY 
     (4.6 miles away)
    Languages Spoken:
    English

    Tyrrell Jenkins-Veidenheimer is a primary care provider, practicing in Internal Medicine in Mount Kisco, New York. Dr. Jenkins-Veidenheimer 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 Vitamin D Deficiency, Multiple Carboxylase Deficiency, Folate Deficiency, and Vitamin B12 Deficiency Anemia.

    Experienced in Vitamin B12 Deficiency
    Pulmonary Medicine
    Experienced in Vitamin B12 Deficiency
    Pulmonary Medicine
    Referral may be required
    83 South Bedford Road, Suite 205, 
    Mount Kisco, NY 
     (4.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Louis Molinari is a Pulmonary Medicine provider practicing medicine in Mount Kisco, New York. Dr. Molinari is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Chronic Cough, Vitamin B12 Deficiency, Chronic Obstructive Pulmonary Disease (COPD), and Lung Metastases. Dr. Molinari is currently accepting new patients.

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

    Office

    110 S Bedford Rd, 
    Mount Kisco, NY 
     (4.7 miles away)
    Languages Spoken:
    English

    Jane Geders is a Gastroenterologist practicing medicine in Mount Kisco, New York. Dr. Geders is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Chronic Idiopathic Constipation (CIC), Diarrhea, Trichohepatoenteric Syndrome, Autoimmune Hepatitis, and Endoscopy.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    400 East Main Street, 
    Mount Kisco, NY 
     (4.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Sharon Krieger is a primary care provider, practicing in Internal Medicine in Mount Kisco, New York. Dr. Krieger is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 27 other conditions, according to our data. Her clinical expertise encompasses High Cholesterol, Obesity Hypoventilation Syndrome (OHS), Osteoporosis, and Postmenopausal Osteoporosis. Dr. Krieger is board certified in American Board Of Internal Medicine. Dr. Krieger is currently accepting new patients.

    Showing 1-20 of 71

    Last Updated: 09/26/2026

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