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    Last Updated: 01/09/2026

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    MediFind found 539 doctor with experience in Vitamin D Deficiency near Brentwood, NY. Of these, 459 are Experienced, 70 are Advanced and 10 are Distinguished.

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    539 providers found
      Distinguished in Vitamin D Deficiency
      Family Medicine
      Distinguished in Vitamin D Deficiency
      Family Medicine

      Dr. Anthony J. Rizzo

      200 Howells Rd, 
      Bay Shore, NY 
       (3.7 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Anthony Rizzo is a primary care provider, practicing in Family Medicine in Bay Shore, New York. Dr. Rizzo is rated as a Distinguished provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are High Cholesterol, Hypertension, Glucocorticoid-Remediable Aldosteronism, Gastrostomy, and Endoscopy.

      Distinguished in Vitamin D Deficiency
      Endocrinology
      Distinguished in Vitamin D Deficiency
      Endocrinology

      Edward Condon Medical PC

      6080 Jericho Tpke Ste 314, 
      Commack, NY 
       (4.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Edward Condon is an Endocrinologist in Commack, New York. Dr. Condon is rated as a Distinguished provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Hashimoto Thyroiditis, Polycystic Ovary Syndrome, Obesity in Children, and Infertility.

      Distinguished in Vitamin D Deficiency
      Family Medicine
      Distinguished in Vitamin D Deficiency
      Family Medicine

      Vikas Desai MD PC

      45 E Main St, 
      East Islip,, NY 
       (4.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Vikas Desai is a primary care provider, practicing in Family Medicine in East Islip,, New York. Dr. Desai is rated as a Distinguished provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are High Cholesterol, Maturity Onset Diabetes of the Young, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

      Learn about our expert tiers
      Jose S. Leon
      Experienced in Vitamin D Deficiency
      Internal Medicine
      Experienced in Vitamin D Deficiency
      Internal Medicine

      Northwell Health Physician Partners Internal Medicine And Infectious Disease At Bay Shore

      332 East Main Street, 
      Bay Shore, NY 
       (3.9 miles away)
      Languages Spoken:
      English, Spanish

      Jose Leon is a primary care provider, practicing in Internal Medicine in Bay Shore, New York. Dr. Leon is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are High Cholesterol, Asthma in Children, Maturity Onset Diabetes of the Young, and Tension Headache.

      Elaine M. Schaefer
      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine

      Northwell Health Physician Partners Family Medicine At Islip, Main Street

      260 Main Street, Suite 1, 
      Islip, NY 
       (3.9 miles away)
      Languages Spoken:
      English, Spanish
      Offers Telehealth

      Elaine Schaefer is a primary care provider, practicing in Family Medicine in Islip, New York. Dr. Schaefer is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are High Cholesterol, Obesity, Obesity in Children, and Familial Hypertension.

      Mary J. Fink
      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine
      152 Islip Avenue, Suite 22, 
      Islip, NY 
       (3.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Mary Fink is a primary care provider, practicing in Family Medicine in Islip, New York. Dr. Fink is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.

      Myron I. Kleiner
      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency

      Northwell Health Physician Partners Rheumatology At Bay Shore

      180 East Main Street, Suite A, 
      Bay Shore, NY 
       (3.9 miles away)
      Languages Spoken:
      English

      Myron Kleiner is a Rheumatologist in Bay Shore, New York. Dr. Kleiner is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Raynaud Phenomenon, Sjogren Syndrome, Fibromyalgia, and Interstitial Keratitis.

      Nicoleta Ionica
      Experienced in Vitamin D Deficiency
      Endocrinology
      Experienced in Vitamin D Deficiency
      Endocrinology

      Quest Diagnostics Incorporated

      180 E Main St, 
      Bay Shore, NY 
       (3.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Nicoleta Ionica is an Endocrinologist in Bay Shore, New York. Dr. Ionica is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Type 2 Diabetes (T2D), Obesity in Children, Hypothyroidism, and Idiopathic Hypercalciuria.

      Edward J. Hallal
      Experienced in Vitamin D Deficiency
      Internal Medicine
      Experienced in Vitamin D Deficiency
      Internal Medicine

      Northwell Health Physician Partners Internal Medicine At Bay Shore, 250 East Main Street

      250 East Main Street, 2nd Floor, 
      Bay Shore, NY 
       (4.1 miles away)
      Languages Spoken:
      English

      Edward Hallal is a primary care provider, practicing in Internal Medicine in Bay Shore, New York. Dr. Hallal is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are High Cholesterol, Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

      Peter-john J. Ruiz
      Experienced in Vitamin D Deficiency
      Physician Assistant
      Experienced in Vitamin D Deficiency
      Physician Assistant

      Northwell Health Physician Partners Medicine At Islandia

      3001 Expressway Drive North, Suite 102, 
      Islandia, NY 
       (4.3 miles away)
      Languages Spoken:
      English, Spanish

      Peter-john Ruiz is a Physician Assistant in Islandia, New York. Mr. Ruiz is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Vitamin D Deficiency, Muscle Spasms, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP).

      Taranjit Arneja
      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine

      Northwell Health Physician Partners Medicine At Islandia

      3001 Expressway Drive North, Suite 102, 
      Islandia, NY 
       (4.3 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Taranjit Arneja is a primary care provider, practicing in Family Medicine in Islandia, New York. Dr. Arneja is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are High Cholesterol, Vitamin D Deficiency, Hemolytic Anemia, and Hemolytic Crisis.

      Sujata M. Kumbar
      Experienced in Vitamin D Deficiency
      Endocrinology
      Experienced in Vitamin D Deficiency
      Endocrinology

      Northwell Health Physician Partners Diabetes And Endocrinology At Islandia

      3001 Expressway Drive North, Suite 112, 
      Islandia, NY 
       (4.3 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Sujata Kumbar is an Endocrinologist in Islandia, New York. Dr. Kumbar is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Type 2 Diabetes (T2D), Obesity in Children, Thyroid Nodule, and Hypothyroidism.

      Christina P. Ramgoolam
      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency

      Northwell Health Physician Partners Medicine At Islandia

      3001 Expressway Drive North, Suite 102, 
      Islandia, NY 
       (4.3 miles away)
      Languages Spoken:
      English

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

      Guillermo San
      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency

      Heart And Vascular Consulting Of Long Island PC

      1630 Deer Park Ave, 
      Deer Park,, NY 
       (4.6 miles away)
      Languages Spoken:
      English

      Guillermo San is a Cardiologist in Deer Park,, New York. Dr. San is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Sitosterolemia, High Cholesterol, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

      Mara J. Koldorff
      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine

      Northwell Health Physician Partners Family Medicine At East Islip

      369 East Main Street, Suite 3, 
      East Islip, NY 
       (4.9 miles away)
      Languages Spoken:
      English, Spanish

      Mara Koldorff is a primary care provider, practicing in Family Medicine in East Islip, New York. Dr. Koldorff is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Obesity in Children, Hypothyroidism, Obesity, and Familial Hypertension.

      Experienced in Vitamin D Deficiency
      Gastroenterology | Internal Medicine
      Experienced in Vitamin D Deficiency
      Gastroenterology | Internal Medicine
      200 Motor Parkway, Suite C14, # 15, 
      Hauppauge, NY 
       (1.9 miles away)
      Languages Spoken:
      English

      Stanley Fox is an Internal Medicine specialist and a Gastroenterologist in Hauppauge, New York. Dr. Fox is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Visceromegaly, Gastroesophageal Reflux Disease (GERD), Enlarged Liver, and Anemia.

      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency
      1 Kings Highway, 
      Hauppauge, NY 
       (2.8 miles away)
      Languages Spoken:
      English

      Joel Hershey is a Pediatrics provider in Hauppauge, New York. Dr. Hershey is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Vitamin D Deficiency, Asthma in Children, Multisystem Inflammatory Syndrome in Children (MIS-C), and Viral Gastroenteritis.

      Experienced in Vitamin D Deficiency
      Nurse Practitioner
      Experienced in Vitamin D Deficiency
      Nurse Practitioner

      Northwell Health Physician Partners Diabetes And Endocrinology At Bay Shore

      180 East Main Street, 2nd Floor, 
      Bay Shore, NY 
       (3.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Lauren Standridge is a Nurse Practitioner in Bay Shore, New York. Ms. Standridge is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top area of expertise is Vitamin D Deficiency.

      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency

      RBK Pediatrics

      20 A South Saxon Avenue, 
      Bay Shore, NY 
       (4.1 miles away)
      Languages Spoken:
      English

      Nicholas Rogu is a Pediatrics provider in Bay Shore, New York. Dr. Rogu is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Herpangina, Obesity in Children, Croup, and Vitamin D Deficiency.

      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency

      RBK Pediatrics

      20 A South Saxon Avenue, 
      Bay Shore, NY 
       (4.1 miles away)
      Languages Spoken:
      English

      Neil Bellovin is a Pediatrics provider in Bay Shore, New York. Dr. Bellovin is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Herpangina, Obesity in Children, Vitamin D Deficiency, and Diarrhea.

      Showing 1-20 of 539

      Last Updated: 01/09/2026

      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 Brentwood, 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 Brentwood, 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 Brentwood, 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 Brentwood, 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 Brentwood, 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 Brentwood, 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 Brentwood, 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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