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

Find the Top Vitamin D Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 154 doctor with experience in Vitamin D Deficiency near collinsville, IL. Of these, 144 are Experienced, 9 are Advanced and 1 are Distinguished.

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154 providers found
    Experienced in Vitamin D Deficiency
    Internal Medicine
    Experienced in Vitamin D Deficiency
    Internal Medicine

    Office

    101 United Dr Ste 140, 
    Collinsville, IL 
     (2.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Lawrence Harmon is a primary care provider, practicing in Internal Medicine in Collinsville, Illinois. Dr. Harmon is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Osteoarthritis, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension. Dr. Harmon is currently accepting new patients.

    Distinguished in Vitamin D Deficiency
    Obstetrics and Gynecology
    Distinguished in Vitamin D Deficiency
    Obstetrics and Gynecology
    Referral may be required
    2023 Vadalabene Drive, Suite 200, 
    Maryville, IL 
     (5.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Christina Midkiff is an Obstetrics and Gynecologist practicing medicine in Maryville, Illinois. Dr. Midkiff is rated as a Distinguished 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 Vitamin D Deficiency, Vaginal Cysts, Vaginal Dryness, Rectocele, and Salpingo-Oophorectomy. Dr. Midkiff is board certified in American Board Of Obstetrics & Gynecology , Missouri Dept Of Health/Narcotics&Dangerous Drugs , Illinois Department Of Financial & Professional Regulation , Missouri State Board Of Registration, and Drug Enforcement Administration . Dr. Midkiff is currently accepting new patients.

    Advanced in Vitamin D Deficiency
    Internal Medicine
    Advanced in Vitamin D Deficiency
    Internal Medicine
    4000 N Illinois Ln, 
    Swansea, IL 
     (8.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Keith Moss is a primary care provider, practicing in Internal Medicine in Swansea, Illinois. Dr. Moss is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 33 other conditions, according to our data. His clinical expertise encompasses Benign Paroxysmal Positional Vertigo, Diverticular Disease, Coronary Heart Disease, and Heterozygous Familial Hypercholesterolemia (HeFH). Dr. Moss is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Vitamin D Deficiency
    Family Medicine
    Experienced in Vitamin D Deficiency
    Family Medicine

    Family Health Care Medical Center Inc.

    415 W Main St Ste 3, 
    Collinsville, IL 
     (2.0 miles away)
    Languages Spoken:
    English, Arabic, Spanish
    Accepting New Patients
    Offers Telehealth

    Raj Sajid is a primary care provider, practicing in Family Medicine in Collinsville, Illinois. Dr. Sajid is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His clinical expertise encompasses Pyogenic Liver Abscess, High Cholesterol, Familial Hypertriglyceridemia, and Hypertension. Dr. Sajid is currently accepting new patients.

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

    MDVIP - Maryville, IL

    2928 N Center St # 159, 
    Maryville, IL 
     (5.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Tibor Kopjas is a primary care provider, practicing in Internal Medicine in Maryville, Illinois. Dr. Kopjas 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 High Cholesterol, Childhood Iron Deficiency Anemia, Glucocorticoid-Remediable Aldosteronism, and Hypertension. Dr. Kopjas is currently accepting new patients.

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency
    Referral may be required

    Office

    390 Office Ct, 
    Fairview Heights, IL 
     (5.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Courtney Tobin is a Dermatologist practicing medicine in Fairview Heights, Illinois. Dr. Tobin is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 65 other conditions, according to our data. Her clinical expertise encompasses Actinic Keratosis, Comedones, Hypomelanotic Disorder, and Dyschromatosis Symmetrica Hereditaria. Dr. Tobin is currently accepting new patients.

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency

    Office

    6616 Center Grove Rd, 
    Edwardsville, IL 
     (8.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Srimannarayana Marella is a primary care provider, practicing in Family Medicine in Edwardsville, Illinois. Dr. Marella is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Marella is currently accepting new patients.

    Advanced in Vitamin D Deficiency
    Advanced in Vitamin D Deficiency
    Referral may be required
    2044 Madison Ave., Wolf Building, Suite 15, 
    Granite City, IL 
     (6.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Inderjit Singh is a Nephrologist practicing medicine in Granite City, Illinois. Dr. Singh is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Chronic Kidney Disease, End-Stage Renal Disease (ESRD), Acute Kidney Failure, Necrosis, and Endoscopy. Dr. Singh is board certified in Missouri Dept Of Health/Narcotics&Dangerous Drugs , American Board Of Internal Medicine/Nephrology , Illinois Department Of Financial & Professional Regulation , Missouri State Board Of Registration, and Drug Enforcement Administration . Dr. Singh is currently accepting new patients.

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency

    SSM Health Medical Group

    604 Pierce Blvd., Suite 150, 
    O Fallon, IL 
     (8.6 miles away)
    Languages Spoken:
    English, Polish
    Accepting New Patients

    Joanna Janas-Kaminsky is a primary care provider, practicing in Internal Medicine in O Fallon, Illinois. Dr. Janas-Kaminsky 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 Type 2 Diabetes (T2D). Dr. Janas-Kaminsky is board certified in Illinois Department Of Financial & Professional Regulation , Missouri State Board Of Registration, American Board Of Internal Medicine , and Drug Enforcement Administration . Dr. Janas-Kaminsky is currently accepting new patients.

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

    Anesthesia Services Associates PLLC

    4972 Benchmark Centre Dr Ste 400, 
    Swansea, IL 
     (9.7 miles away)
    Languages Spoken:
    English, Arabic, Japanese, Mandarin
    Accepting New Patients

    Mounir Shenouda is a primary care provider, practicing in Internal Medicine in Swansea, Illinois. Dr. Shenouda is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Anemia, Breast Cancer, Familial Hypertension, and Hypertension. Dr. Shenouda is currently accepting new patients.

    Experienced in Vitamin D Deficiency
    Dermatology | Pediatrics
    Experienced in Vitamin D Deficiency
    Dermatology | Pediatrics
    Referral may be required

    SSM Health Cardinal Glennon Pediatrics Specialty Services - Grand Boulevard

    1465 S. Grand Blvd., 
    St. Louis, MO 
     (11.9 miles away)
    Languages Spoken:
    English, French
    Accepting New Patients

    Elaine Siegfried is a Dermatologist and a Pediatrics provider practicing medicine in St. Louis, Missouri. Dr. Siegfried is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Atopic Dermatitis, Molluscum Contagiosum, Harlequin Ichthyosis, and Aplasia Cutis Congenita. Dr. Siegfried is board certified in American Board Of Dermatology/Pediatric Dermatology , American Board Of Dermatology , and Missouri State Board Of Registration. Dr. Siegfried is currently accepting new patients.

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

    Dialysis At SSM Health Saint Louis University Hospital

    3691 Rutger St, 
    Saint Louis, MO 
     (12.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Tim Baker is a primary care provider, practicing in Internal Medicine in Saint Louis, Missouri. Dr. Baker is rated as an Advanced 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 Lung Metastases, Vitamin D Deficiency, Familial Combined Hyperlipidemia, and Xanthoma. Dr. Baker is currently accepting new patients.

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

    Hshs Medical Group Family & Internal Medicine-Maryville

    2401 S Center St, 
    Maryville, IL 
     (5.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Paul Malcharek is a primary care provider, practicing in Family Medicine in Maryville, Illinois. Dr. Malcharek 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, Hypertension, Familial Hypertension, and Prinzmetal's Variant Angina. Dr. Malcharek is currently accepting new patients.

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

    HSHS Medical Group Family And Internal Medicine Maryville

    2401 S Center St, 
    Maryville, IL 
     (5.0 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Amanda Kilzer is a primary care provider, practicing in Family Medicine in Maryville, Illinois. She has been practicing medicine for over 10 years. Dr. Kilzer is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her clinical expertise encompasses Vitamin B12 Deficiency Anemia, Folate Deficiency, Multiple Carboxylase Deficiency, and Subacute Combined Degeneration. Dr. Kilzer is currently accepting new patients.

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency

    Hshs Medical Group Family & Internal Medicine-Maryville

    2401 S Center St, 
    Maryville, IL 
     (5.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Zachary Luchtefeld is a primary care provider, practicing in Family Medicine in Maryville, Illinois. Dr. Luchtefeld is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His clinical expertise encompasses Low Sodium Level, Type 2 Diabetes (T2D), Emphysema, and High Cholesterol. Dr. Luchtefeld is currently accepting new patients.

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

    Office

    20 Professional Park Dr Ste B, 
    Maryville, IL 
     (5.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Dean Schueler is a primary care provider, practicing in Family Medicine in Maryville, Illinois. Dr. Schueler 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 Anemia, Low Sodium Level, Type 2 Diabetes (T2D), and Hypertension. Dr. Schueler is currently accepting new patients.

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

    Office

    6812 State Route 162 Ste 21, 
    Maryville, IL 
     (5.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Rodney Greeling is a primary care provider, practicing in Internal Medicine in Maryville, Illinois. Dr. Greeling 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 Maturity Onset Diabetes of the Young, Restless Legs Syndrome, Anemia, and Infant Hyperglycemia. Dr. Greeling is currently accepting new patients.

    Experienced in Vitamin D Deficiency
    Nurse Practitioner
    Experienced in Vitamin D Deficiency
    Nurse Practitioner
    Referral may be required

    Christina L. Midkiff MD SC

    2023 Vadalabene Dr Ste 200, 
    Maryville, IL 
     (5.1 miles away)
    Languages Spoken:
    English

    Deanna Moorman is a Nurse Practitioner practicing medicine in Maryville, Illinois. Moorman, NP is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her clinical expertise encompasses Vitamin D Deficiency.

    Experienced in Vitamin D Deficiency
    Experienced in Vitamin D Deficiency
    Referral may be required

    Christina L. Midkiff MD SC

    2023 Vadalabene Dr Ste 200, 
    Maryville, IL 
     (5.1 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Accepting New Patients

    Jennifer Wesselman-Williams is a Nurse Practitioner practicing medicine in Maryville, Illinois. She has been practicing medicine for over 17 years. Wesselman-Williams, NP is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her clinical expertise encompasses Vitamin D Deficiency. Wesselman-Williams, NP is currently accepting new patients.

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

    Office

    6812 State Route 162 Ste 120, 
    Maryville, IL 
     (5.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jason Barnett is a primary care provider, practicing in Family Medicine in Maryville, Illinois. Dr. Barnett 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 Maturity Onset Diabetes of the Young, Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, and Type 2 Diabetes (T2D). Dr. Barnett is currently accepting new patients.

    Showing 1-20 of 154

    Last Updated: 09/26/2026

    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 collinsville, 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 collinsville, 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 collinsville, 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 collinsville, 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 collinsville, 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 collinsville, 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 collinsville, 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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