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

Find the Top Vitamin D Deficiency Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 81 doctor with experience in Vitamin D Deficiency near Riverhead, NY. Of these, 70 are Experienced and 11 are Advanced.

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81 providers found
    Experienced in Vitamin D Deficiency
    Endocrinology
    Experienced in Vitamin D Deficiency
    Endocrinology

    610 Tyler Drive

    610 Tyler Drive, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Charmian Cohen is an Endocrinologist practicing medicine in Riverhead, New York. Dr. Cohen is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Hypothyroidism, Obesity in Children, Hyperthyroidism, and Hashimoto Thyroiditis.

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

    NYU Langone Medical Associates-Riverhead

    889 E Main St Ste 308, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Alan Goldenberg is an Endocrinologist practicing medicine in Riverhead, New York. Dr. Goldenberg is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Hypothyroidism, Hyperthyroidism, and Peripheral Neuropathy.

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

    Winthrop Community Medical Affiliates PC

    715 Roanoke Ave Ste 3, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jessica Kramer is an Endocrinologist practicing medicine in Riverhead, New York. Dr. Kramer is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her clinical expertise encompasses Familial Isolated Hyperparathyroidism, Neonatal Severe Hyperparathyroidism, Osteitis Fibrosa, and Parathyroid Hyperplasia.

    Learn about our expert tiers
    Advanced in Vitamin D Deficiency
    Nurse Practitioner
    Advanced in Vitamin D Deficiency
    Nurse Practitioner

    Office

    883 E Main St, 
    Riverhead, NY 
     (0.7 miles away)
    Languages Spoken:
    English

    Susan Melnick is a Nurse Practitioner practicing medicine in Riverhead, New York. Ms. Melnick 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, Schizoaffective Disorder, Urea Cycle Disorders (UCD), and Muscle Spasms.

    Advanced in Vitamin D Deficiency
    Sleep Medicine
    Advanced in Vitamin D Deficiency
    Sleep Medicine

    Office

    31 Main Rd Ste 1, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English

    Vishnudat Seodat is a primary care provider, practicing in Sleep Medicine in Riverhead, New York. Dr. Seodat is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 28 other conditions, according to our data. His clinical expertise encompasses Adenine Phosphoribosyltransferase Deficiency, Hereditary Xanthinuria, Adenylosuccinate Lyase Deficiency, and Hypothyroidism.

    Experienced in Vitamin D Deficiency
    Family Medicine
    Experienced in Vitamin D Deficiency
    Family Medicine

    Peconic Bay Medical Group At Riverhead, 34 Commerce Drive

    34 Commerce Avenue, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English

    After receiving his Bachelor of Arts Degree at the University Of Pennsylvania, Dr. Evan Nadal attended Medical School at the New York College of Osteopathic Medicine. Upon graduating from Medical School, Dr. Nadal completed a Residency in Family Medicine at The University of Medicine and Dentistry of New Jersey and became Board Certified in Family Medicine. He then went on to work for Montefiore Medical Center as a Family Physician and Clinic Medical Director for 14 years. Dr. Nadal joined the part-time teaching staff in the department of Family Medicine at the New York College of Osteopathic Medicine soon after graduating from his residency and has continued to teach medical students ever since. Dr. Nadal moved to the East End of Long Island in 1998 where he took over a Family Medicine Practice in Riverhead, New York. Dr. Nadal become the Assistant Program Director of the Family Medicine Residency at Peconic Bay Medical Center in Riverhead New York in 2011 and then became the Program Director of the Family Medicine Residency at Peconic Bay Medical Center in January of 2016. In addition to being the Program Director for the Family Medicine Residency at Peconic Bay Medical Center/ Northwell Health in Riverhead New York, Dr. Nadal continues to teach medical students along with Family Medicine Residents and maintains a busy Family Medicine Practice in Riverhead, New York. Dr. Nadal is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Lyme Disease, Anemia, High Cholesterol, and High Potassium Level.

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency

    Northwell Health Physician Partners Endocrinology At Wading River

    6144 Route 25A, 
    Wading River, NY 
     (9.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Michael Schaefer is an Endocrinologist practicing medicine in Wading River, New York. Dr. Schaefer is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Type 1 Diabetes (T1D), Hypothyroidism, and Obesity in Children. Dr. Schaefer is board certified in American Board Of Internal Medicine and American Board Of Internal Medicine/Endocrinology, Diabetes & Metabolism.

    Experienced in Vitamin D Deficiency
    Rheumatology
    Experienced in Vitamin D Deficiency
    Rheumatology

    East End Rheumatology PLLC

    54 Commerce Ave Ste 4, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Roy Prashad is a Rheumatologist practicing medicine in Riverhead, New York. Dr. Prashad is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Rheumatoid Arthritis (RA), Polymyositis, Bursitis, and Gout.

    Experienced in Vitamin D Deficiency
    Rheumatology
    Experienced in Vitamin D Deficiency
    Rheumatology

    Nyu Langone Medical Associates-Riverhead

    889 E Main St Ste 308, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lucas Mccaffrey is a Rheumatologist practicing medicine in Riverhead, New York. Dr. Mccaffrey is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Rheumatoid Arthritis (RA), Dermatomyositis, Psoriatic Arthritis, and Psoriasis.

    Experienced in Vitamin D Deficiency
    Family Medicine
    Experienced in Vitamin D Deficiency
    Family Medicine

    Dr. Bellamy Brook DO PC

    300 Old Country Rd Ste 2, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English

    Bellamy Brook is a primary care provider, practicing in Family Medicine in Riverhead, New York. Dr. Brook is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Cirrhosis.

    Experienced in Vitamin D Deficiency
    Internal Medicine
    Experienced in Vitamin D Deficiency
    Internal Medicine
    1 Heroes Way, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English, Spanish

    Stephanie Branigan is a primary care provider, practicing in Internal Medicine in Riverhead, New York. Dr. Branigan is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Genital Herpes.

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

    Office

    31 Main Rd Ste 1, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English

    Michael Dempsey is a primary care provider, practicing in Internal Medicine in Riverhead, New York. Dr. Dempsey is rated as an Experienced 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 Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Hypothyroidism.

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency

    Office

    750 Old Country Rd Bldg 2, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Yelda Nouri is an Oncologist practicing medicine in Riverhead, New York. Dr. Nouri is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 31 other conditions, according to our data. Her clinical expertise encompasses Paget Disease of the Breast, Blood Clots, Hemochromatosis, and Childhood Iron Deficiency Anemia.

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

    Office

    31 Main Rd Ste 1, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English

    Richard Kubiak is a primary care provider, practicing in Internal Medicine in Riverhead, New York. Dr. Kubiak 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 Alcoholic Cirrhosis, Ascites, High Cholesterol, and Hypothyroidism.

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

    Winthrop Community Medical Affiliates PC

    715 Roanoke Ave Ste 3, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Camile Gooden is a primary care provider, practicing in Internal Medicine in Riverhead, New York. Dr. Gooden is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Peripheral Neuropathy, Thyroid Storm, Hyperthyroidism, and Hypertension.

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

    Nyu Langone Medical Associates-Riverhead

    889 E Main St Ste 308, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    William Kornrich is a primary care provider, practicing in Internal Medicine in Riverhead, New York. Dr. Kornrich 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 Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Spotted Fever.

    Experienced in Vitamin D Deficiency
    Family Medicine
    Experienced in Vitamin D Deficiency
    Family Medicine
    13000 Roanoke Avenue, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English, Bengali, Hindi

    Shaikh Ahmed is a Family Medicine provider practicing medicine in Riverhead, New York. Dr. Ahmed 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 Liver Failure, Heart Failure with Preserved Ejection Fraction (HFpEF), Venous Thromboembolism (VTE), Gastrostomy, and Endoscopy.

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

    MDVIP - Riverhead, NY

    25 Cranberry St Unit B, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lilly Steel is a primary care provider, practicing in Internal Medicine in Riverhead, New York. Dr. Steel is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Sitosterolemia.

    Experienced in Vitamin D Deficiency
    Emergency Medicine
    Experienced in Vitamin D Deficiency
    Emergency Medicine

    East End Urgent & Primary Care Medicine PLLC

    1228 E Main St, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English

    John Veliath is an Emergency Medicine provider practicing medicine in Riverhead, New York. Dr. Veliath is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His clinical expertise encompasses Vitamin B12 Deficiency and Vitamin D Deficiency.

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency

    Hasan Khondker Medical PC

    758 Harrison Ave, 
    Riverhead, NY 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Hasan Khondker is a Nephrologist practicing medicine in Riverhead, New York. Dr. Khondker is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Liddle Syndrome, Pseudohypoaldosteronism Type 2, Acute Tubular Necrosis, Endoscopy, and Ureteroscopy.

    Showing 1-20 of 81

    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 Riverhead, 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 Riverhead, 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 Riverhead, 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 Riverhead, 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 Riverhead, 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 Riverhead, 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 Riverhead, 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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