The 20 Best Vitamin D Deficiency Doctors Near Me in Stony Brook, NY

Find the Top Vitamin D Deficiency Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 392 doctor with experience in Vitamin D Deficiency near Stony Brook, NY. Of these, 326 are Experienced, 55 are Advanced and 10 are Distinguished.

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392 providers found
    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency
    2500 Nesconset Highway, Building 7, 
    Stony Brook, NY 
     (3.4 miles away)
    Languages Spoken:
    English, Tamil

    Ekambaram Ilamathi is a Nephrologist practicing medicine in Stony Brook, New York. Dr. Ilamathi is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Acute Kidney Failure, Chronic Kidney Disease, End-Stage Renal Disease (ESRD), and Acute Tubular Necrosis. Dr. Ilamathi is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Nephrology.

    Experienced in Vitamin D Deficiency
    Internal Medicine
    Experienced in Vitamin D Deficiency
    Internal Medicine

    Mather Medical Group

    3 Technology Drive, Suite 300, 
    East Setauket, NY 
     (3.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Liliya Semenova is a primary care provider, practicing in Internal Medicine in East Setauket, New York. Dr. Semenova is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her clinical expertise encompasses High Cholesterol, Lyme Disease, Vitamin D Deficiency, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Vitamin D Deficiency
    Endocrinology | Internal Medicine
    Experienced in Vitamin D Deficiency
    Endocrinology | Internal Medicine

    Mather Endocrinology At Port Jefferson

    125 Oakland Ave, Suite 203, 
    Port Jefferson, NY 
     (4.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Georgia Kulina is an Internal Medicine specialist and an Endocrinologist practicing medicine in Port Jefferson, New York. Dr. Kulina is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Thyroid Nodule, Type 2 Diabetes (T2D), Hypercalcemia, and Milk-Alkali Syndrome.

    Learn about our expert tiers
    Experienced in Vitamin D Deficiency
    Endocrinology | Internal Medicine
    Experienced in Vitamin D Deficiency
    Endocrinology | Internal Medicine

    Mather Endocrinology At Port Jefferson

    125 Oakland Ave, Suite 203, 
    Port Jefferson, NY 
     (4.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shreya Subramaniam is an Internal Medicine specialist and an Endocrinologist practicing medicine in Port Jefferson, New York. Dr. Subramaniam is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her clinical expertise encompasses Type 2 Diabetes (T2D), Thyroid Nodule, Type 1 Diabetes (T1D), and Hypothyroidism.

    Experienced in Vitamin D Deficiency
    Endocrinology
    Experienced in Vitamin D Deficiency
    Endocrinology

    Mather Endocrinology At Port Jefferson

    125 Oakland Ave, Suite 203, 
    Port Jefferson, NY 
     (4.6 miles away)
    Languages Spoken:
    English, Russian
    Offers Telehealth

    Ella Rosenbloom is an Endocrinologist practicing medicine in Port Jefferson, New York. Dr. Rosenbloom is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Thyroid Nodule, Hypothyroidism, and Type 1 Diabetes (T1D).

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency

    Sound Endocrinology PLLC

    2500 Nesconset Hwy Bldg 3C, 
    Stony Brook, NY 
     (1.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Theofanis Mitsinikos is an Endocrinologist practicing medicine in Stony Brook, New York. Dr. Mitsinikos is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Hypothyroidism, Obesity in Children, Hashimoto Thyroiditis, and Type 2 Diabetes (T2D).

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency

    Port Jefferson Emergency Medical Care

    7 S Jersey Ave Ste 1, 
    East Setauket, NY 
     (1.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jennifer Gonzalez is a primary care provider, practicing in Geriatrics in East Setauket, New York. Dr. Gonzalez is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Blood Clots, Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Vitamin D Deficiency
    Geriatrics
    Experienced in Vitamin D Deficiency
    Geriatrics

    Long Island State Veterans Home

    100 Patriots Rd, 
    Stony Brook, NY 
     (2.4 miles away)
    Languages Spoken:
    English

    Tongle Yu is a primary care provider, practicing in Geriatrics in Stony Brook, New York. Dr. Yu is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His clinical expertise encompasses Dysgraphia, Lewy Body Dementia (LBD), Glucose Phosphate Isomerase Deficiency, and Glucose-Galactose Malabsorption Deficiency.

    Experienced in Vitamin D Deficiency
    Endocrinology
    Experienced in Vitamin D Deficiency
    Endocrinology

    Stonybrook Dialysis Clinic

    26 Research Way, 
    East Setauket, NY 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Marina Charitou is an Endocrinologist practicing medicine in East Setauket, New York. Dr. Charitou is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Thyroid Nodule, and Type 1 Diabetes (T1D).

    Experienced in Vitamin D Deficiency
    Endocrinology
    Experienced in Vitamin D Deficiency
    Endocrinology

    Stonybrook Dialysis Clinic

    26 Research Way, 
    East Setauket, NY 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Igor Kravets is an Endocrinologist practicing medicine in East Setauket, New York. Dr. Kravets is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Pituitary Tumor, and Silent Thyroiditis.

    Advanced in Vitamin D Deficiency
    Family Medicine
    Advanced in Vitamin D Deficiency
    Family Medicine

    Mather Primary Care At East Setauket

    3 Technology Drive, Suite 100, 
    East Setauket, NY 
     (3.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Board certified in Family MedicinePracticing in Suffolk County for past 11 yearsSpecializing in women's health and mental healthFull scope family medicine practiceWill accept patients at age 13 and older. Dr. O'brien is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses High Cholesterol, Vitamin D Deficiency, Infant Hyperglycemia, and Vitamin B12 Deficiency Anemia. Dr. O'brien is board certified in American Board Of Family Medicine.

    Experienced in Vitamin D Deficiency
    Endocrinology
    Experienced in Vitamin D Deficiency
    Endocrinology

    Office

    4 Smith Haven Mall Ste 203, 
    Lake Grove, NY 
     (4.9 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Alan Chang is an Endocrinologist practicing medicine in Lake Grove, New York. He has been practicing medicine for over 17 years. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Type 1 Diabetes (T1D), Thyroid Nodule, and Thyroid Storm.

    Advanced in Vitamin D Deficiency
    Family Medicine
    Advanced in Vitamin D Deficiency
    Family Medicine

    Suffolk Medical Care P.C.

    2500 Nesconset Hwy Bldg 12C, 
    Stony Brook, NY 
     (1.5 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English

    Fangqin Li is a primary care provider, practicing in Family Medicine in Stony Brook, New York. She has been practicing medicine for over 44 years. Dr. Li is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Cluster Headache, Otitis Media with Effusion, High Cholesterol, and Vitamin D Deficiency.

    Advanced in Vitamin D Deficiency
    Family Medicine
    Advanced in Vitamin D Deficiency
    Family Medicine

    Office

    412 Route 25A Ste 10, 
    Saint James, NY 
     (2.1 miles away)
    Languages Spoken:
    English

    Roxanne Carfora is a primary care provider, practicing in Family Medicine in Saint James, New York. Dr. Carfora is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Subacute Combined Degeneration, Multiple Carboxylase Deficiency, Folate Deficiency, and Vitamin B12 Deficiency Anemia.

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency

    Mather Primary Care At Stony Brook

    2500 Nesconset Highway, Bldg 2, 
    Stony Brook, NY 
     (3.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jessica Blydenburgh is a primary care provider, practicing in Family Medicine in Stony Brook, New York. Dr. Blydenburgh is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and High Cholesterol.

    Advanced in Vitamin D Deficiency
    Nurse Practitioner
    Advanced in Vitamin D Deficiency
    Nurse Practitioner

    Developmental Disabilities Institute

    75 Landing Meadow Rd, 
    Smithtown, NY 
     (4.8 miles away)
    Languages Spoken:
    English

    Nancy Fortin is a Nurse Practitioner practicing medicine in Smithtown, New York. Ms. Fortin is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Vitamin D Deficiency, Urea Cycle Disorders (UCD), Hyperprolinemia, and Koolen De Vries Syndrome.

    Advanced in Vitamin D Deficiency
    Nurse Practitioner
    Advanced in Vitamin D Deficiency
    Nurse Practitioner

    Developmental Disabilities Institute

    75 Landing Meadow Rd, 
    Smithtown, NY 
     (4.8 miles away)
    Languages Spoken:
    English

    Jaclyn Dimattei is a Nurse Practitioner practicing medicine in Smithtown, New York. Ms. Dimattei is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Vitamin D Deficiency, Urea Cycle Disorders (UCD), Schizoaffective Disorder, and Vitamin B12 Deficiency.

    Advanced in Vitamin D Deficiency
    Family Medicine
    Advanced in Vitamin D Deficiency
    Family Medicine

    Health 1 Medical PC

    2780 Middle Country Rd Ste 140, 
    Lake Grove, NY 
     (4.9 miles away)
    Languages Spoken:
    English

    Gary Dicanio is a Family Medicine provider practicing medicine in Lake Grove, New York. Dr. Dicanio is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Vitamin D Deficiency, Chlamydia, and Neuralgia.

    Advanced in Vitamin D Deficiency
    Internal Medicine
    Advanced in Vitamin D Deficiency
    Internal Medicine

    Port Jeff Medical Care PC

    410 Hallock Ave, 
    Port Jefferson Station, NY 
     (4.9 miles away)
    Languages Spoken:
    English

    Michael Rodriguez is a primary care provider, practicing in Internal Medicine in Port Jefferson Station, New York. Dr. Rodriguez is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Vitamin D Deficiency, High Cholesterol, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

    Advanced in Vitamin D Deficiency
    Gastroenterology
    Advanced in Vitamin D Deficiency
    Gastroenterology

    North Shore Medical Group Of The Mount Sinai School Of Medicine

    59 Southern Blvd, 
    Nesconset, NY 
     (5.0 miles away)
    Languages Spoken:
    English

    Augustus Mantia is a Gastroenterologist practicing medicine in Nesconset, New York. Dr. Mantia is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Hemorrhoids, Vitamin D Deficiency, Vitamin B12 Deficiency, Ureteroscopy, and Endoscopy.

    Showing 1-20 of 392

    Last Updated: 04/28/2026

    What is the definition of Vitamin D Deficiency?

    Vitamin D deficiency is when the body does not have enough vitamin D. Vitamin D is necessary for absorbing calcium and healthy bones.

    When should I see a Vitamin D Deficiency doctor near Stony Brook, 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 D Deficiency doctor near Stony Brook, 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 D Deficiency doctors near Stony Brook, 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 D Deficiency doctors near Stony Brook, 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 D Deficiency doctor near Stony Brook, 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 D Deficiency doctor search results page. 

    Why is it important to get a second opinion from a different Vitamin D 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 D Deficiency doctor near Stony Brook, 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 D 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 D 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 D Deficiency doctors near Stony Brook, NY?

    Look for the filter feature on the left side of the Vitamin D 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 D Deficiency doctor that offers video calls?

    Look for the filter feature on the left-side of the Vitamin D 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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