The 20 Best Vitamin D Deficiency Doctors Near Me in Granite City, IL

Find the Top Vitamin D Deficiency Experts and Specialists

The 20 Best Vitamin D Deficiency Doctors near Granite City, IL

Last Updated: 02/22/2026

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MediFind found 201 doctor with experience in Vitamin D Deficiency near Granite City, IL. Of these, 187 are Experienced, 12 are Advanced and 2 are Distinguished.

Location
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201 providers found
    Advanced in Vitamin D Deficiency
    Internal Medicine | Nephrology
    Advanced in Vitamin D Deficiency
    Internal Medicine | Nephrology
    2044 Madison Ave., Wolf Building, Suite 15, 
    Granite City, IL 
     (0.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Inderjit Singh is an Internal Medicine specialist and a Nephrologist in Granite City, Illinois. Dr. Singh is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Chronic Kidney Disease, End-Stage Renal Disease (ESRD), Acute Kidney Failure, Necrosis, and Endoscopy.

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

    SLUCare Physician Group

    1225 S. Grand Blvd., Second Level, 
    St. Louis, MO 
     (7.2 miles away)
    Languages Spoken:
    English

    Stewart Albert is an Internal Medicine specialist and an Endocrinologist in St. Louis, Missouri. Dr. Albert is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Diabetic Ketoacidosis, Type 2 Diabetes (T2D), Addison's Disease, Endoscopy, and Hormone Replacement Therapy (HRT).

    Elaine Siegfried
    Experienced in Vitamin D Deficiency
    Dermatology | Pediatrics
    Experienced in Vitamin D Deficiency
    Dermatology | Pediatrics

    SSM Health Cardinal Glennon Pediatrics Specialty Services - Grand Boulevard

    1465 S. Grand Blvd., 
    St. Louis, MO 
     (7.4 miles away)
    Languages Spoken:
    English

    Dr. Elaine Siegfried diagnoses and treats skin-related disorders in infants and children. She specializes in treatments for atopic dermatitis and other eczemas, psoriasis, and vascular birthmarks. She participates in clinical trials for new treatments for eczema and psoriasis. Dr. Siegfried is interested in research investigating atopic dermatitis and pediatric drug development. She is a professor of pediatrics and dermatology in the Department of Pediatrics, Division of Dermatology, at Saint Louis University School of Medicine. Dr. Siegfried is a past president and director of the American Board of Dermatology. She serves on the editorial board of Dermatology Times. Her memberships include the Society for Pediatric Dermatology, the American Academy of Dermatology, the National Eczema Association and The National Foundation for Ectodermal Dysplasias. Prior to earning her medical degree, Dr. Siegfried designed her undergraduate major, which was scientific art. Dr. Siegfried is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Atopic Dermatitis, Molluscum Contagiosum, Aplasia Cutis Congenita, and Ectodermal Dysplasias.

    Learn about our expert tiers
    Joseph R. Espiritu
    Experienced in Vitamin D Deficiency
    Intensive Care Medicine | Sleep Medicine | Pulmonary Medicine
    Experienced in Vitamin D Deficiency
    Intensive Care Medicine | Sleep Medicine | Pulmonary Medicine

    SLUCare Physician Group - Sleep Services

    3545 Lafayette Ave., 
    St. Louis, MO 
     (7.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Dr. Joseph Espiritu directs the SLUCare Sleep Disorders Center, where he conducts sleep studies for evaluation and management of sleep disorders using methods such as polysomnograms, home sleep apnea tests, multiple sleep latency tests, and maintenance of wakefulness tests. Beyond sleep medicine, Dr. Espiritu treats patients with obstructive lung diseases, such as COPD and asthma. His research interests include using continuous positive airway pressure (CPAP) for treatment of obstructive sleep apnea, as well as CPAP adherence. Dr. Espiritu is a professor in the Department of Internal Medicine, Division of Pulmonary, Critical Care and Sleep Medicine, at Saint Louis University School of Medicine. He is a fellow with the American Academy of Sleep Medicine and the American College of Chest Physicians. He is a member of the Missouri Sleep Society. Outside of medicine, Dr. Espiritu sings bass with the Old Cathedral Choir at the Basilica of St. Louis, King of France. Dr. Espiritu is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Obstructive Sleep Apnea, Asthma, Cerebral Hypoxia, and Asthma in Children.

    Advanced in Vitamin D Deficiency
    Endocrinology
    Advanced in Vitamin D Deficiency
    Endocrinology

    Office

    4921 Parkview Pl Ste 13B, 
    Saint Louis, MO 
     (8.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Amy Riek is an Endocrinologist in Saint Louis, Missouri. Dr. Riek is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Vitamin D Deficiency, Type 2 Diabetes (T2D), Type 1 Diabetes (T1D), and Maturity Onset Diabetes of the Young.

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

    Office

    4921 Parkview Pl Ste 13B, 
    Saint Louis, MO 
     (8.2 miles away)
    Languages Spoken:
    English

    Clay Semenkovich is an Endocrinologist in Saint Louis, Missouri. Dr. Semenkovich is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Diabetic Retinopathy, Obesity, Type 2 Diabetes (T2D), and Anaplastic Thyroid Cancer.

    Ahsan Usman
    Experienced in Vitamin D Deficiency
    Hospital Medicine | Internal Medicine
    Experienced in Vitamin D Deficiency
    Hospital Medicine | Internal Medicine
    6420 Clayton Road, 
    St. Louis, MO 
     (10.0 miles away)
    Languages Spoken:
    English

    Ahsan Usman is an Internal Medicine specialist and a Hospital Medicine provider in St. Louis, Missouri. Dr. Usman is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Chronic Kidney Disease, Nephrosclerosis, Renovascular Hypertension, and Gastrostomy.

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

    Granite City Physicians Corp

    2044 Madison Ave Ste 15, 
    Granite City, IL 
     (0.2 miles away)
    Languages Spoken:
    English

    Murtuza Bahrainwala is a primary care provider, practicing in Internal Medicine in Granite City, Illinois. Dr. Bahrainwala is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Cardiac Tamponade, High Cholesterol, Maturity Onset Diabetes of the Young, and Glucocorticoid-Remediable Aldosteronism.

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

    Granite City Physicians Corp

    2044 Madison Ave Ste 15, 
    Granite City, IL 
     (0.2 miles away)
    Languages Spoken:
    English

    Michael Adams is a primary care provider, practicing in Internal Medicine in Granite City, Illinois. Dr. Adams is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, Sickle Cell Disease, and Endoscopy.

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

    Gateway Medical Group

    2044 Madison Ave Ste 15, 
    Granite City, IL 
     (0.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Laurie Hopper is a Nurse Practitioner in Granite City, Illinois. Ms. Hopper is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Vitamin D Deficiency, Non-Alcoholic Fatty Liver Disease, and Nonalcoholic Steatohepatitis (NASH).

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

    Medicate Pharmacy Inc

    2166 Madison Ave, 
    Granite City, IL 
     (0.3 miles away)
    Languages Spoken:
    English

    Jowe Hsieh is a primary care provider, practicing in Internal Medicine in Granite City, Illinois. Dr. Hsieh is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Type 2 Diabetes (T2D), Lung Metastases, and Maturity Onset Diabetes of the Young.

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

    Office

    2044 Madison Ave Ste 23, 
    Granite City, IL 
     (2.6 miles away)
    Languages Spoken:
    English

    Lawrence Harmon is a primary care provider, practicing in Internal Medicine in Granite City, Illinois. Dr. Harmon is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Osteoarthritis, Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

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

    AHS IL Medical Group LLC

    3912 Maryville Rd, 
    Granite City, IL 
     (3.1 miles away)
    Languages Spoken:
    English

    Rajinder Mahay is an Internal Medicine provider in Granite City, Illinois. Dr. Mahay is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Primary Mediastinal B-Cell Lymphoma (PMBCL), Emphysema, and Vitamin D Deficiency.

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

    Chestnut Health Systems Inc

    50 Northgate Industrial Dr, 
    Granite City, IL 
     (3.2 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English

    Kelly Martin is a Nurse Practitioner in Granite City, Illinois. Ms. Martin has been practicing medicine for over 18 years and 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
    Internal Medicine | General Practice
    Experienced in Vitamin D Deficiency
    Internal Medicine | General Practice

    Chestnut Health Systems Inc

    50 Northgate Industrial Dr, 
    Granite City, IL 
     (3.2 miles away)
    Languages Spoken:
    English

    Kevin Garner is a primary care provider, practicing in Internal Medicine and General Practice in Granite City, Illinois. Dr. Garner is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Cellulitis, Chronic Kidney Disease, Sepsis, Endoscopy, and Colonoscopy.

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

    Office

    100 N 8th St Ste 232, 
    East Saint Louis, IL 
     (4.0 miles away)
    Languages Spoken:
    English

    John Magner is a primary care provider, practicing in Family Medicine in East Saint Louis, Illinois. Dr. Magner is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Maturity Onset Diabetes of the Young, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

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

    Stuart R. Adler MD PC

    11155 Dunn Rd Ste 201E, 
    Saint Louis, MO 
     (6.6 miles away)
    Languages Spoken:
    English

    Stuart Adler is an Endocrinologist in Saint Louis, Missouri. Dr. Adler is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Type 2 Diabetes (T2D), Diabetic Neuropathy, Adrenal Insufficiency Pediatric, and Type 1 Diabetes (T1D).

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

    Washington University

    11125 Dunn Rd Ste 100, 
    Saint Louis, MO 
     (6.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Timothy Rearden is an Internal Medicine provider in Saint Louis, Missouri. Dr. Rearden is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Paget Disease of the Breast, Angiosarcoma, Inflammatory Breast Cancer, and Lung Cancer. Dr. Rearden is currently accepting new patients.

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

    Office

    11155 Dunn Rd Ste 109N, 
    Saint Louis, MO 
     (6.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Supraja Reddy is an Endocrinologist in Saint Louis, Missouri. Dr. Reddy 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), Type 1 Diabetes (T1D), Hypothyroidism, and Hyperthyroidism.

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

    Office

    4500 Forest Park Ave Fl 1, 
    Saint Louis, MO 
     (6.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Julie Silverstein is an Endocrinologist in Saint Louis, Missouri. Dr. Silverstein is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Pituitary Tumor, Cushing's disease, Hypothalamic Tumor, Acromegaly, and Endoscopic Transnasal Transsphenoidal Surgery.

    Showing 1-20 of 201

    Last Updated: 02/22/2026

    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 Granite City, IL?

    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 Granite City, IL?

    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 Granite City, IL?

    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 Granite City, IL?

    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 Granite City, IL?

    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 Granite City, IL?

    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 Granite City, IL?

    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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