The 20 Best Vitamin B12 Deficiency Doctors Near Me in oak brook, IL

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 215 doctor with experience in Vitamin B12 Deficiency near oak brook, IL. Of these, 197 are Experienced and 18 are Advanced.

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215 providers found
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required

    Advocate Good Samaritan Cancer Center

    3745 Highland Ave 2nd Fl, 
    Downers Grove, IL 
     (4.1 miles away)
    Languages Spoken:
    English, Hindi
    Accepting New Patients
    Offers Telehealth

    Suchin Khanna is a Hematologist and an Oncologist practicing medicine in Downers Grove, Illinois. Dr. Khanna is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Lung Cancer, and Pleuropulmonary Blastoma. Dr. Khanna is board certified in American Board Of Internal Medicine, Hematology. Dr. Khanna is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Loyola Center For Health At Elmhurst

    300 N York St, 
    Elmhurst, IL 
     (4.7 miles away)
    Languages Spoken:
    English

    William Boblick is a primary care provider, practicing in Internal Medicine in Elmhurst, Illinois. Dr. Boblick is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Diabetic Hyperglycemic Hyperosmolar Syndrome.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Endeavor Health Medical Group

    130 S. Main St., Suite 201, 
    Lombard, IL 
     (4.6 miles away)
    Languages Spoken:
    English, Russian, Ukrainian
    Accepting New Patients
    Offers Telehealth

    Ninel Kandel is a primary care provider, practicing in Internal Medicine in Lombard, Illinois. Dr. Kandel is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Hemochromatosis, Polymyalgia Rheumatica, Rhizomelic Pseudopolyarthritis, and Cirrhosis. Dr. Kandel is board certified in American Board Of Internal Medicine. Dr. Kandel is currently accepting new patients.

    Learn about our expert tiers
    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Internal Medicine

    Soumya Health, LLC

    2340 S Highland Ave, 
    Lombard, IL 
     (3.0 miles away)
    Languages Spoken:
    English, Gujarati , Hindi, Kannada, Telugu
    Accepting New Patients
    Offers Telehealth

    Rathna Yallapragada is a primary care provider, practicing in Internal Medicine in Lombard, Illinois. Dr. Yallapragada is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses End-Stage Renal Disease (ESRD), Vitamin D Deficiency, Vitamin B12 Deficiency, Gastrostomy, and Endoscopy. Dr. Yallapragada is board certified in American Board Of Internal Medicine. Dr. Yallapragada is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Internal Medicine

    Rakesh Marwaha, MD, SC

    3800 Highland Ave, 
    Downers Grove, IL 
     (3.2 miles away)
    Languages Spoken:
    English, Hindi, Spanish, Urdu
    Accepting New Patients
    Offers Telehealth

    Naila Khurshid is a primary care provider, practicing in Internal Medicine in Downers Grove, Illinois. Dr. Khurshid is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency, Low Blood Pressure, Transcobalamin Deficiency, Hip Replacement, and Endoscopy. Dr. Khurshid is board certified in American Board Of Internal Medicine. Dr. Khurshid is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Loyola University Medical Center

    2160 S 1st Ave, 
    Maywood, IL 
     (6.3 miles away)
    Languages Spoken:
    English

    Ann Rudinger is a primary care provider, practicing in Internal Medicine in Maywood, Illinois. Dr. Rudinger is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Diabetic Neuropathy, Arrhythmogenic Right Ventricular Cardiomyopathy, Cardiomyopathy, and Familial Hypertension.

    Experienced in Vitamin B12 Deficiency
    Hematology
    Experienced in Vitamin B12 Deficiency
    Hematology
    Referral may be required

    Loyola University Medical Center

    2160 S 1st Ave, 
    Maywood, IL 
     (6.3 miles away)
    Languages Spoken:
    English

    Sucha Nand is a Hematologist practicing medicine in Maywood, Illinois. Dr. Nand is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 57 other conditions, according to our data. His clinical expertise encompasses Thalassemia, Non-Hodgkin Lymphoma, B-Cell Lymphoma, Adult Immune Thrombocytopenia, and Bone Marrow Aspiration.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Loyola University Medical Center

    2160 S 1st Ave, 
    Maywood, IL 
     (6.3 miles away)
    Languages Spoken:
    English

    Karla Podrazik is a primary care provider, practicing in Internal Medicine in Maywood, Illinois. Dr. Podrazik is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Sitosterolemia, Glucocorticoid-Remediable Aldosteronism, and Hernia Surgery.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required

    Endeavor Health Medical Group

    177 E. Brush Hill Rd., Cancer Center, 
    Elmhurst, IL 
     (1.7 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients

    Amaryllis Gil is a Hematologist and an Oncologist practicing medicine in Elmhurst, Illinois. Dr. Gil is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 35 other conditions, according to our data. Her clinical expertise encompasses Testicular Cancer, Paget Disease of the Breast, Breast Cancer, and POEMS Syndrome. Dr. Gil is board certified in American Board Of Internal Medicine. Dr. Gil is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Nephrology
    Experienced in Vitamin B12 Deficiency
    Nephrology
    Referral may be required

    Nephrology Associates Of Northern Illinois, Ltd

    911 N Elm St, 
    Hinsdale, IL 
     (2.1 miles away)
    Languages Spoken:
    English, Urdu
    Accepting New Patients
    Offers Telehealth

    Anis Rauf is a Nephrologist practicing medicine in Hinsdale, Illinois. Dr. Rauf is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Acute Kidney Failure, End-Stage Renal Disease (ESRD), Magnesium Deficiency, and Gitelman Syndrome. Dr. Rauf is board certified in American Board Of Internal Medicine. Dr. Rauf is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency
    Referral may be required
    801 N. Cass Ave., 
    Westmont, IL 
     (2.1 miles away)
    Languages Spoken:
    English, Arabic
    Accepting New Patients
    Offers Telehealth

    Shahla Nyaeme is a Geriatrics provider practicing medicine in Westmont, Illinois. Dr. Nyaeme is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Dementia, End-Stage Renal Disease (ESRD), Hypertension, and Familial Hypertension. Dr. Nyaeme is board certified in Geriatrics — Geriatrics and Geriatrics. Dr. Nyaeme is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Oncology | Hematology
    Experienced in Vitamin B12 Deficiency
    Oncology | Hematology
    Referral may be required
    40 S. Clay St., West Building, Suite 200, 
    Hinsdale, IL 
     (2.8 miles away)
    Languages Spoken:
    English, Mandarin

    Irene Ma is an Oncologist and a Hematologist practicing medicine in Hinsdale, Illinois. Dr. Ma is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Colorectal Cancer, Thrombocytopenia, Familial Colorectal Cancer, and Pleuropulmonary Blastoma. Dr. Ma is board certified in Hematology & Oncology.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Advocate Medical Group Internal Medicine

    454 E Roosevelt Rd, 
    Lombard, IL 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    William O'rourke is a primary care provider, practicing in Internal Medicine in Lombard, Illinois. Dr. O'rourke is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Chronic Lymphocytic Leukemia (CLL), Richter Syndrome, Chronic B-Cell Leukemia (CBCL), Hip Replacement, and Ureteroscopy. Dr. O'rourke is board certified in American Board Of Internal Medicine. Dr. O'rourke is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Referral may be required

    Advocate Medical Group Trauma Surgery

    3825 Highland Ave, Ste 103, 
    Downers Grove, IL 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Karen Schneider is a Nurse Practitioner practicing medicine in Downers Grove, Illinois. Schneider, NP is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Vitamin B12 Deficiency, Myeloproliferative Neoplasms (MPN), and Smoldering Multiple Myeloma. Schneider, NP is board certified in American Nurses Credentialing Center, Nurse Practitioner. Schneider, NP is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    5207 Main Street, 
    Downers Grove, IL 
     (4.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Bency Kurian is a primary care provider, practicing in Internal Medicine in Downers Grove, Illinois. Dr. Kurian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Subacute Combined Degeneration, Glossitis, Pernicious Anemia, and Multiple Carboxylase Deficiency. Dr. Kurian is board certified in Internal Medicine — Internal Medicine and Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    Family Medical Care, Ltd.

    965 Lake St., 
    Oak Park, IL 
     (8.7 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients

    Nancy Gryniewicz-Sika is a primary care provider, practicing in Family Medicine in Oak Park, Illinois. Dr. Gryniewicz-Sika is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Type 2 Diabetes (T2D). Dr. Gryniewicz-Sika is board certified in American Board Of Family Medicine. Dr. Gryniewicz-Sika is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Family Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine

    Advocate Medical Group Adult Down Syndrome

    1610 Luther Ln, 
    Park Ridge, IL 
     (14.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Brian Chicoine is a primary care provider, practicing in Family Medicine in Park Ridge, Illinois. Dr. Chicoine is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Down Syndrome, Alzheimer's Disease, Hypothyroidism, and Cellulitis. Dr. Chicoine is board certified in American Board Of Family Medicine. Dr. Chicoine is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Family Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine

    Advocate Memory Center

    1875 Dempster St, Ste 520, 
    Park Ridge, IL 
     (14.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Anthony Mccormack is a primary care provider, practicing in Family Medicine in Park Ridge, Illinois. Dr. Mccormack is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Dementia, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Mccormack is board certified in American Board Of Family Medicine. Dr. Mccormack is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    1001 Commerce Dr Ste 500, 
    Oak Brook, Illinois, IL 
     (0.2 miles away)
    Languages Spoken:
    English, Hindi, Punjabi, Sanskrit, Urdu
    Accepting New Patients
    Offers Telehealth

    Shazia Khan is a primary care provider, practicing in Internal Medicine in Oak Brook, Illinois, Illinois. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Coffin-Siris Syndrome, Meier-Gorlin Syndrome, Dubowitz Syndrome, and Robinow Syndrome. Dr. Khan is board certified in American Board Of Internal Medicine - Internal Medicine (Certified). Dr. Khan is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Referral may be required

    Community Home Physicians LLC

    1 S450 Summit Ave, Suite 165, 
    Oakbrook Terrace, IL 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Darrell Arevalo is a Nurse Practitioner practicing medicine in Oakbrook Terrace, Illinois. Arevalo, NP is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Vitamin B12 Deficiency. Arevalo, NP is currently accepting new patients.

    Showing 1-20 of 215

    Last Updated: 09/26/2026

    When should I see a Vitamin B12 Deficiency doctor near oak brook, 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 B12 Deficiency doctor near oak brook, 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 B12 Deficiency doctors near oak brook, 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 B12 Deficiency doctors near oak brook, 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 B12 Deficiency doctor near oak brook, 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 B12 Deficiency doctor search results page. 

    Why is it important to get a second opinion from a different Vitamin B12 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 B12 Deficiency doctor near oak brook, 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 B12 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 B12 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 B12 Deficiency doctors near oak brook, IL?

    Look for the filter feature on the left side of the Vitamin B12 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 B12 Deficiency doctor that offers video calls?

    Look for the filter feature on the left-side of the Vitamin B12 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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