The 20 Best Vitamin B12 Deficiency Doctors Near Me in Trumbull, CT

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 06/30/2026

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MediFind found 402 doctor with experience in Vitamin B12 Deficiency near Trumbull, CT. Of these, 378 are Experienced, 22 are Advanced and 2 are Distinguished.

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402 providers found
    Distinguished in Vitamin B12 Deficiency
    Internal Medicine
    Distinguished in Vitamin B12 Deficiency
    Internal Medicine

    MDVIP - Greenwich, CT

    49 Lake Ave Ste 104, 
    Greenwich, CT 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Nazanine Khairkhah is an Internal Medicine provider practicing medicine in Greenwich, Connecticut. Dr. Khairkhah is rated as a Distinguished 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 Vitamin B12 Deficiency, Acute Kidney Failure, End-Stage Renal Disease (ESRD), Endoscopy, and Gastrostomy. Dr. Khairkhah is currently accepting new patients.

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

    Naugatuck Internal Medicine

    58 Maple St, 2nd Fl Ste 400, 
    Naugatuck, CT 
    Experience:
    23+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Annie Ong is a primary care provider, practicing in Internal Medicine in Naugatuck, Connecticut. She has been practicing medicine for over 23 years. Dr. Ong is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency, Vitamin D Deficiency, Childhood Iron Deficiency Anemia, and Iron Deficiency Anemia. Dr. Ong is board certified in American Board Of Internal Medicine. Dr. Ong is currently accepting new patients.

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

    Trinity Health Of New England Medical Group - Men's Health Institute/Cheshire Primary Care

    1154 Highland Ave, 
    Cheshire, CT 
    Experience:
    27+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    John Testa is a primary care provider, practicing in Internal Medicine in Cheshire, Connecticut. He has been practicing medicine for over 27 years. Dr. Testa is rated as an Advanced 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 Subacute Combined Degeneration, Folate Deficiency, Vitamin B12 Deficiency Anemia, and Multiple Carboxylase Deficiency. Dr. Testa is board certified in American Board Of Internal Medicine. Dr. Testa is currently accepting new patients.

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

    Neurological Specialist PC

    99 Hawley Ln, 
    Stratford, CT 
    Languages Spoken:
    English
    Offers Telehealth

    David Chess is a primary care provider, practicing in Internal Medicine in Stratford, Connecticut. Dr. Chess is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 137 other conditions, according to our data. His clinical expertise encompasses Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Heart Failure.

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

    Sudipta & Bindu Dey MD INC

    127 Pines Bridge Road, 
    Beacon Falls, CT 
    Languages Spoken:
    English
    Offers Telehealth

    Bindu Dey is a primary care provider, practicing in Internal Medicine in Beacon Falls, Connecticut. Dr. Dey 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 Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and High Cholesterol.

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

    Sudipta & Bindu Dey MD INC

    127 Pines Bridge Road, 
    Beacon Falls, CT 
    Languages Spoken:
    English
    Offers Telehealth

    Sudipta Dey is a primary care provider, practicing in Internal Medicine in Beacon Falls, Connecticut. Dr. Dey is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 28 other conditions, according to our data. His clinical expertise encompasses Hypothyroidism, Cirrhosis, Familial Combined Hyperlipidemia, and Xanthoma.

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

    Francis X Walsh MD PC

    31 River Rd Ste 200, 
    Cos Cob, CT 
    Languages Spoken:
    English
    Offers Telehealth

    Francis Walsh is a Family Medicine provider practicing medicine in Cos Cob, Connecticut. Dr. Walsh is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses End-Stage Renal Disease (ESRD), Vitamin B12 Deficiency, Chronic Kidney Disease, and Necrosis.

    Experienced in Vitamin B12 Deficiency
    Family Medicine | Adolescent Medicine | Sports Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine | Adolescent Medicine | Sports Medicine

    Trinity Health Of New England Medical Group - Primary Care

    1598 E Main St, 
    Torrington, CT 
    Experience:
    39+ years
    Languages Spoken:
    English
    Accepting New Patients

    Bradley Rosenberg is a primary care provider, an Adolescent Medicine specialist and a Sports Medicine provider in Torrington, Connecticut. He has been practicing medicine for over 39 years. Dr. Rosenberg is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Hypothyroidism, Obesity in Children, Urinary Tract Infection in Children, and Lung Metastases. Dr. Rosenberg is board certified in American Board Of Family Medicine. Dr. Rosenberg is currently accepting new patients.

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

    Wolcott Internal Medicine

    503 Wolcott Rd, 2nd Fl, 
    Wolcott, CT 
    Experience:
    13+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Joseph Pruner is a primary care provider, practicing in Internal Medicine in Wolcott, Connecticut. He has been practicing medicine for over 13 years. Dr. Pruner is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Heart Failure, Pulmonary Edema, Familial Combined Hyperlipidemia, and Xanthoma. Dr. Pruner is board certified in American Board Of Internal Medicine. Dr. Pruner is currently accepting new patients.

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

    Scovill Medical Group

    1389 W Main St, Bldg 2 Ste 325, 
    Waterbury, CT 
    Experience:
    44+ years
    Languages Spoken:
    English
    Accepting New Patients

    Franco Galasso is a primary care provider, practicing in Internal Medicine in Waterbury, Connecticut. He has been practicing medicine for over 44 years. Dr. Galasso 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 Type 2 Diabetes (T2D), Arthritis, Infant Hyperglycemia, and Maturity Onset Diabetes of the Young. Dr. Galasso is board certified in American Board Of Internal Medicine. Dr. Galasso is currently accepting new patients.

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

    Starling Physicians

    300 Kensington Ave, 
    New Britain, CT 
    Experience:
    30+ years
    Languages Spoken:
    English
    Accepting New Patients

    Mark Piekarsky is a primary care provider, practicing in Internal Medicine in New Britain, Connecticut. He has been practicing medicine for over 30 years. Dr. Piekarsky 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 Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and High Cholesterol. Dr. Piekarsky is board certified in American Board Of Internal Medicine. Dr. Piekarsky is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Endocrinology | Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Endocrinology | Internal Medicine
    Referral may be required

    Trinity Health Of New England Medical Group - Prospect Endocrinology

    166 Waterbury Rd, Ste 202, 
    Prospect, CT 
    Experience:
    32+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Anna Freitag is an Internal Medicine specialist and an Endocrinologist practicing medicine in Prospect, Connecticut. She has been practicing medicine for over 32 years. Dr. Freitag is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 29 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Vitamin D Deficiency, Hyperthyroidism, and Thyroid Storm. Dr. Freitag is board certified in American Board Of Internal Medicine, Endocrinology, Diabetes & Metabolism and American Board Of Internal Medicine, Endocrinology, Diabetes & Metabolism, Diabetes And Metabolism. Dr. Freitag is currently accepting new patients.

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

    Northwell Health Physician Partners Medicine Specialties At Stamford

    945 Summer Street, 3rd Floor, 
    Stamford, CT 
    Languages Spoken:
    English

    Bryan Dorf is a primary care provider, practicing in Internal Medicine in Stamford, Connecticut. Dr. Dorf 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 Sitosterolemia, Fainting, High Cholesterol, and Bronchitis.

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

    East End Primary Care And Multi Specialty

    3801 E Main St, 2nd Fl, 
    Waterbury, CT 
    Experience:
    28+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Kate Burlison is a primary care provider, practicing in Internal Medicine in Waterbury, Connecticut. She has been practicing medicine for over 28 years. Dr. Burlison is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency, Infant Hyperglycemia, High Cholesterol, and Familial Hypertension. Dr. Burlison is board certified in American Board Of Internal Medicine. Dr. Burlison is currently accepting new patients.

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

    Quinones Medical Group

    342 N Main St, Ste 310, 
    West Hartford, CT 
    Experience:
    31+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Maria Quinones is a primary care provider, practicing in Internal Medicine in West Hartford, Connecticut. She has been practicing medicine for over 31 years. Dr. Quinones is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 21 other conditions, according to our data. Her clinical expertise encompasses Familial Hypertriglyceridemia, Vitamin B12 Deficiency Anemia, Folate Deficiency, and Multiple Carboxylase Deficiency. Dr. Quinones is board certified in American Board Of Internal Medicine. Dr. Quinones is currently accepting new patients.

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

    Trinity Health Of New England Medical Group - Somers Family Medicine

    95 South Rd, Unit 7, 
    Somers, CT 
    Experience:
    24+ years
    Languages Spoken:
    English
    Accepting New Patients

    Carrie Doherty is a Physician Assistant practicing medicine in Somers, Connecticut. She has been practicing medicine for over 24 years. Doherty, PA is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency, Vitamin D Deficiency, Heterozygous Familial Hypercholesterolemia (HeFH), and Homozygous Familial Hypercholesterolemia (HoFH). Doherty, PA is board certified in National Commission On Certification Of Physician Assistants, Physician Assistant. Doherty, PA is currently accepting new patients.

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

    Alliance Medical Group Of Greater Waterbury PC

    1625 Straits Tpke, 
    Middlebury, CT 
    Languages Spoken:
    English

    Hana Hulinska is a Rheumatologist practicing medicine in Middlebury, Connecticut. Dr. Hulinska is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Raynaud Phenomenon, Rheumatoid Arthritis (RA), Vitamin D Deficiency, and Psoriasis.

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

    Hartford Healthcare Medical Group

    15 Corporate Dr Ste 2-1, 
    Trumbull, CT 
    Languages Spoken:
    English

    Glenn Rich is an Endocrinologist practicing medicine in Trumbull, Connecticut. Dr. Rich is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Hashimoto Thyroiditis, Obesity in Children, and Maturity Onset Diabetes of the Young.

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

    MDVIP - Stamford, CT

    90 Morgan St Ste 304, 
    Stamford, CT 
    Languages Spoken:
    English
    Accepting New Patients

    Michael Fusco is a primary care provider, practicing in Internal Medicine in Stamford, Connecticut. Dr. Fusco is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses End-Stage Renal Disease (ESRD), Chronic Cough, Vertigo, Gastrostomy, and Ureteroscopy. Dr. Fusco is currently accepting new patients.

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

    MDVIP - Newtown, CT

    153 S Main St, 
    Newtown, CT 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jeffrey Friedman is a primary care provider, practicing in Internal Medicine in Newtown, Connecticut. Dr. Friedman is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Hypertensive Heart Disease, Enlarged Liver, Peptic Ulcer, and Pediatric Myocarditis. Dr. Friedman is currently accepting new patients.

    Showing 1-20 of 402

    Last Updated: 06/30/2026

    When should I see a Vitamin B12 Deficiency doctor near Trumbull, CT?

    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 Trumbull, CT?

    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 Trumbull, CT?

    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 Trumbull, CT?

    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 Trumbull, CT?

    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 Trumbull, CT?

    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 Trumbull, CT?

    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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