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

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 172 doctor with experience in Vitamin B12 Deficiency near lincolnshire, IL. Of these, 159 are Experienced, 12 are Advanced and 1 are Distinguished.

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172 providers found
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Endeavor Health Medical Group

    225 N. Milwaukee Ave., 
    Vernon Hills, IL 
     (2.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Susan Thomas is a primary care provider, practicing in Internal Medicine in Vernon Hills, Illinois. Dr. Thomas 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 Postmenopausal Osteoporosis, Osteoporosis, Chronic Kidney Disease, and Infant Hyperglycemia. Dr. Thomas is board certified in American Board Of Internal Medicine. Dr. Thomas is currently accepting new patients.

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

    Endeavor Health Medical Group

    15 S. McHenry Rd., 4th Floor, 
    Buffalo Grove, IL 
     (3.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Robert Tanney is a primary care provider, practicing in Family Medicine in Buffalo Grove, Illinois. Dr. Tanney is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Bronchitis, Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Tanney is board certified in American Osteopathic Association. Dr. Tanney is currently accepting new patients.

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

    Ned Zallik, MD, PLLC

    2101 Waukegan Road, 
    Bannockburn, IL 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ned Zallik is a primary care provider, practicing in Internal Medicine in Bannockburn, Illinois. Dr. Zallik 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 Heart Failure with Preserved Ejection Fraction (HFpEF), Sitosterolemia, Childhood Iron Deficiency Anemia, and Ascites. Dr. Zallik is board certified in American Board Of Internal Medicine. Dr. Zallik is currently accepting new patients.

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

    Advocate Medical Group Internal Medicine

    77 Rand Rd, 
    Des Plaines, IL 
     (9.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Joseph Chimino is a primary care provider, practicing in Internal Medicine in Des Plaines, Illinois. Dr. Chimino 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 Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Type 2 Diabetes (T2D). Dr. Chimino is board certified in American Board Of Internal Medicine. Dr. Chimino is currently accepting new patients.

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

    Office

    565 Lakeview Pkwy Ste 116, 
    Vernon Hills, IL 
     (2.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ira Fenton is a Rheumatologist practicing medicine in Vernon Hills, Illinois. Dr. Fenton is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Bursitis, Tenosynovitis, Fibromyalgia, Bone Marrow Aspiration, and Gastrostomy. Dr. Fenton is currently accepting new patients.

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

    N S U H-Buffalo Grove

    15 S McHenry Rd, 
    Buffalo Grove, IL 
     (3.3 miles away)
    Languages Spoken:
    English, Mandarin
    Accepting New Patients
    Offers Telehealth

    Hong Chen is a primary care provider, practicing in Family Medicine in Buffalo Grove, Illinois. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Opisthotonos, Muscle Spasms, Familial Hypertriglyceridemia, and Tracheitis. Dr. Chen is currently accepting new patients.

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

    Northshore Med Group Buffalo Grove Primary Care

    650 W Lake Cook Rd, 
    Buffalo Grove, IL 
     (3.8 miles away)
    Languages Spoken:
    English, Mandarin
    Accepting New Patients

    Hoyee Chan is a primary care provider, practicing in Internal Medicine in Buffalo Grove, Illinois. Dr. Chan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 38 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Sitosterolemia, Vitamin D Deficiency, and Schnitzler Syndrome. Dr. Chan is currently accepting new patients.

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

    Riverside Medical SC

    3405 N Arlington Heights Rd, 
    Arlington Heights, IL 
     (5.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Diane Flershem is a primary care provider, practicing in Internal Medicine in Arlington Heights, Illinois. Dr. Flershem is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 55 other conditions, according to our data. Her clinical expertise encompasses Macroamylasemia, Sitosterolemia, Vitamin D Deficiency, and Non-Alcoholic Fatty Liver Disease. Dr. Flershem is currently accepting new patients.

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

    Irina K Harag, MD, Ltd

    150 W Half Day Rd, 
    Buffalo Grove, IL 
     (1.5 miles away)
    Languages Spoken:
    English, Russian
    Accepting New Patients
    Offers Telehealth

    Irina Harag is a primary care provider, practicing in Family Medicine in Buffalo Grove, Illinois. Dr. Harag 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 Attention Deficit Hyperactivity Disorder (ADHD), Hypothyroidism, Sciatica, and Maturity Onset Diabetes of the Young. Dr. Harag is board certified in  . Dr. Harag is currently accepting new patients.

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

    Nephrology Associates Of Northern Illinois, Ltd.

    15 S. McHenry Rd., 
    Buffalo Grove, IL 
     (3.3 miles away)
    Languages Spoken:
    English, Bulgarian
    Accepting New Patients
    Offers Telehealth

    Evgueni Minev is a Nephrologist practicing medicine in Buffalo Grove, Illinois. Dr. Minev is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Acute Tubular Necrosis, Acute Kidney Failure, Renovascular Hypertension, Nephrosclerosis, and Endoscopy. Dr. Minev is board certified in American Board Of Internal Medicine. Dr. Minev is currently accepting new patients.

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

    Advocate Medical Group Primary Care

    650 W Lake Cook Rd, 
    Buffalo Grove, IL 
     (3.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Michael Melnick is a primary care provider, practicing in Family Medicine in Buffalo Grove, Illinois. Dr. Melnick is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Cytomegalovirus Infection, Testicle Lump, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Melnick is board certified in American Board Of Family Medicine. Dr. Melnick is currently accepting new patients.

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

    Village Medical

    342 S. Milwaukee Ave., 
    Wheeling, IL 
     (4.6 miles away)
    Languages Spoken:
    English, Russian, Ukrainian

    Jaroslav Goldman is a primary care provider, practicing in Internal Medicine in Wheeling, Illinois. Dr. Goldman is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Colonoscopy, and Endoscopy. Dr. Goldman is board certified in American Board Of Internal Medicine.

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

    Kenneth R Margules, MD

    755 S Milwaukee Ave, 
    Libertyville, IL 
     (5.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Kenneth Margules is a primary care provider, practicing in Internal Medicine in Libertyville, Illinois. Dr. Margules 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 Rheumatoid Lung Disease, Rheumatoid Pneumoconiosis, Rheumatoid Vasculitis, and Unstable Angina. Dr. Margules is board certified in American Board Of Internal Medicine. Dr. Margules is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Geriatrics | Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Geriatrics | Internal Medicine
    Referral may be required

    Endeavor Health Medical Group

    1777 Green Bay Rd., Suite 201, 
    Highland Park, IL 
     (6.7 miles away)
    Languages Spoken:
    English, Polish, Spanish
    Accepting New Patients
    Offers Telehealth

    John Sultan is a primary care provider, practicing in Geriatrics and Internal Medicine in Highland Park, Illinois. Dr. Sultan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 78 other conditions, according to our data. His clinical expertise encompasses Irritable Bowel Syndrome (IBS), Chronic Cough, Coronary Heart Disease, and Atrioventricular Nodal Reentrant Tachycardia (AVNRT). Dr. Sultan is board certified in American Board Of Internal Medicine and American Board Of Medical Genetics. Dr. Sultan is currently accepting new patients.

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

    Endeavor Health Medical Group

    1777 Green Bay Rd., Suite 201, 
    Highland Park, IL 
     (6.7 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Kenneth Breger is a primary care provider, practicing in Internal Medicine in Highland Park, Illinois. Dr. Breger is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Alzheimer's Disease, Chronic Cough, Large-Cell Immunoblastic Lymphoma, and Vertigo. Dr. Breger is board certified in American Board Of Internal Medicine. Dr. Breger is currently accepting new patients.

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

    Covenant Medical Group, LLC

    2501 Compass Rd., Suite 100, 
    Glenview, IL 
     (9.0 miles away)
    Languages Spoken:
    English, Korean
    Accepting New Patients

    Michael Caughron is a primary care provider, practicing in Internal Medicine in Glenview, Illinois. Dr. Caughron is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Chronic Lymphocytic Leukemia (CLL), Richter Syndrome, Chronic B-Cell Leukemia (CBCL), and High Cholesterol. Dr. Caughron is board certified in American Board Of Internal Medicine. Dr. Caughron is currently accepting new patients.

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

    Northwest Oncology And Hematology SC

    3701 Algonquin Road, Ste 900, Designated Parking Is Located On The Far West Side Of The Building. Take Elevators To 9th Floor., 
    Rolling Meadows, IL 
     (9.8 miles away)
    Languages Spoken:
    English, Russian
    Accepting New Patients
    Offers Telehealth

    Marina Messinger is an Oncologist and a Hematologist practicing medicine in Rolling Meadows, Illinois. Dr. Messinger is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 31 other conditions, according to our data. Her clinical expertise encompasses Paget Disease of the Breast, Lung Cancer, Pleuropulmonary Blastoma, Breast Cancer, and Bone Marrow Aspiration. Dr. Messinger is board certified in American Board Of Internal Medicine, Hematology, The American Board Of Internal Medicine - Hematology, The American Board Of Internal Medicine - Medical Oncology, Medical Oncology, American Board Of Internal Medicine; Internal Medicine, American Board Of Internal Medicine, and American Board Of Internal Medicine. Dr. Messinger is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Oncology | Otolaryngology | Medical Genetics
    Experienced in Vitamin B12 Deficiency
    Oncology | Otolaryngology | Medical Genetics
    Referral may be required

    Northwest Oncology And Hematology SC

    3701 Algonquin Road, Ste 900, Designated Parking Is Located On The Far West Side Of The Building. Take Elevators To 9th Floor., 
    Rolling Meadows, IL 
     (9.8 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Roberto Barraza is an Oncologist and an Otolaryngologist practicing medicine in Rolling Meadows, Illinois. Dr. Barraza is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 46 other conditions, according to our data. His clinical expertise encompasses Pleuropulmonary Blastoma, Paget Disease of the Breast, Breast Cancer, and Posterior Fossa Tumor. Dr. Barraza is board certified in American Board Of Internal Medicine, Hematology, The American Board Of Internal Medicine - Hematology, The American Board Of Internal Medicine - Medical Oncology, Medical Oncology And Hematology, American Board Of Internal Medicine, Internal Medicine, and American Board Of Internal Medicine. Dr. Barraza is currently accepting new patients.

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

    Northwest Oncology And Hematology SC

    3701 Algonquin Road, Ste 900, Designated Parking Is Located On The Far West Side Of The Building. Take Elevators To 9th Floor., 
    Rolling Meadows, IL 
     (9.8 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Ronald Shade is an Oncologist and a Hematologist practicing medicine in Rolling Meadows, Illinois. Dr. Shade is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 28 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Colorectal Cancer, Pleuropulmonary Blastoma, and Bone Marrow Aspiration. Dr. Shade is board certified in The American Board Of Internal Medicine - Medical Oncology, Medical Oncology, American Board Of Internal Medicine; Internal Medicine, American Board Of Internal Medicine, and American Board Of Internal Medicine, Medical Oncology. Dr. Shade 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 
     (11.8 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.

    Showing 1-20 of 172

    Last Updated: 09/26/2026

    When should I see a Vitamin B12 Deficiency doctor near lincolnshire, 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 lincolnshire, 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 lincolnshire, 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 lincolnshire, 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 lincolnshire, 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 lincolnshire, 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 lincolnshire, 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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