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

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 183 doctor with experience in Vitamin B12 Deficiency near Buffalo Grove, IL. Of these, 167 are Experienced, 14 are Advanced and 2 are Distinguished.

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183 providers found
    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 
     (7.4 miles away)
    Languages Spoken:
    English
    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.

    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 
     (10.6 miles away)
    Languages Spoken:
    English
    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 17 other conditions, according to our data. His clinical expertise encompasses Dementia, Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Mccormack is board certified in American Board Of Family Medicine.

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

    Lifespan Medical Associates

    724 E. Kensington Rd., 
    Arlington Heights, IL 
     (3.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Bino Oommen is a primary care provider, practicing in Internal Medicine in Arlington Heights, Illinois. Dr. Oommen is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Parainfluenza, Parainfluenza Virus Type 3, Glossitis, Endoscopy, and Colonoscopy. Dr. Oommen is board certified in American Board Of Internal Medicine.

    Learn about our expert tiers
    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 
     (0.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Robert Tanney, DO, a family medicine physician at Endeavor Health, brings more than 35 years of experience to his care for patients of all ages. Known as the “gentle giant” among patients and colleagues, he combines compassion with clinical skill to deliver personalized, comprehensive care. Dr. Tanney uses both traditional and osteopathic techniques to treat a wide range of conditions and believes every patient deserves to be treated with the same respect and effort he would want for himself. 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 Hypertension. Dr. Tanney is board certified in American Osteopathic Association.

    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 
     (1.1 miles away)
    Languages Spoken:
    English
    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, Hypertension, and Familial Hypertension. Dr. Melnick is board certified in American Board Of Family Medicine.

    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 
     (2.1 miles away)
    Languages Spoken:
    English, Russian
    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  .

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

    Village Medical

    342 S. Milwaukee Ave., 
    Wheeling, IL 
     (3.7 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 Familial Hypertension, 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

    Endeavor Health Medical Group

    225 N. Milwaukee Ave., 
    Vernon Hills, IL 
     (4.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Susan M. Thomas, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with a focus on preventive health, disease management and wellness education. Dr. Thomas supports her patients through ongoing care and coordinated treatment plans tailored to individual needs. 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.

    Experienced in Vitamin B12 Deficiency
    Nephrology
    Experienced in Vitamin B12 Deficiency
    Nephrology

    Associates In Nephrology, SC

    121 S. Wilke Rd., Suite 111, 
    Arlington Heights, IL 
     (6.2 miles away)
    Languages Spoken:
    English

    Lo-ku Chiang is a Nephrologist practicing medicine in Arlington Heights, Illinois. Dr. Chiang is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Acute Kidney Failure, Necrosis, Chronic Kidney Disease, and End-Stage Renal Disease (ESRD). Dr. Chiang is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology

    Illinois Cancer Specialists

    880 W Central Rd, 
    Arlington Heights, IL 
     (7.1 miles away)
    Languages Spoken:
    English

    Rajat Malhotra is a Hematologist and an Oncologist practicing medicine in Arlington Heights, Illinois. Dr. Malhotra is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Familial Pancreatic Cancer, Gallbladder Adenocarcinoma, Colorectal Cancer, and Paget Disease of the Breast. Dr. Malhotra is board certified in American Board Of Internal Medicine, Hematology.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology

    Illinois Cancer Specialists, PC

    880 W. Central Rd., Suite 8200, 
    Arlington Heights, IL 
     (7.1 miles away)
    Languages Spoken:
    English

    Urszula Sobol is a Hematologist and an Oncologist practicing medicine in Arlington Heights, Illinois. Dr. Sobol is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 47 other conditions, according to our data. Her clinical expertise encompasses Familial Pancreatic Cancer, Paget Disease of the Breast, Familial Colorectal Cancer, and Colorectal Cancer. Dr. Sobol is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology

    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 
     (7.2 miles away)
    Languages Spoken:
    English, Russian
    Offers Telehealth

    Marina Messinger is a Hematologist and an Oncologist 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.

    Experienced in Vitamin B12 Deficiency
    Oncology | Otolaryngology | Medical Genetics
    Experienced in Vitamin B12 Deficiency
    Oncology | Otolaryngology | Medical Genetics

    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 
     (7.2 miles away)
    Languages Spoken:
    English, Spanish
    Offers Telehealth

    Roberto Barraza is an Otolaryngologist and an Oncologist 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.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology

    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 
     (7.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ronald Shade is a Hematologist and an Oncologist 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 27 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Colorectal Cancer, Lung Cancer, and Bone Marrow Aspiration. Dr. Shade is board certified in American Board Of Internal Medicine, Medical Oncology.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology

    Endeavor Health Medical Group

    2180 Pfingsten Rd., Kellogg Cancer Center, 
    Glenview, IL 
     (7.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Alla Gimelfarb, MD, a hematologist at Endeavor Health, specializes in diagnosing and treating blood cancers and other hematologic conditions. She is known for clear communication and compassionate care, helping patients understand complex conditions and feel empowered in their treatment. Dr. Gimelfarb builds long-term relationships with patients and families, offering expert guidance every step of the way. Dr. Gimelfarb is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 51 other conditions, according to our data. Her clinical expertise encompasses Chronic Lymphocytic Leukemia (CLL), Myelodysplastic Syndrome (MDS), Richter Syndrome, Chronic B-Cell Leukemia (CBCL), and Bone Marrow Aspiration. Dr. Gimelfarb 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 
     (7.5 miles away)
    Languages Spoken:
    English

    Kenneth Margules is an Internal Medicine provider practicing 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 13 other conditions, according to our data. His clinical expertise encompasses Rheumatoid Lung Disease, Rheumatoid Pneumoconiosis, Rheumatoid Arthritis (RA), and Rheumatoid Vasculitis. Dr. Margules is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Hematology
    Experienced in Vitamin B12 Deficiency
    Hematology

    Endeavor Health Medical Group

    757 Park Ave. West, Kellogg Cancer Center, 
    Highland Park, IL 
     (8.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Saad Arain, MD, a hematology and oncology physician at Endeavor Health, specializes in blood cancers and benign blood conditions. His clinical focus includes both cancer care and treatment of blood disorders such as low or high blood counts and clotting issues. Dr. Arain strives to ensure patients are fully informed and involved in their treatment plans and is committed to offering cutting-edge therapies including immunotherapy, targeted therapy and adoptive cell therapy. Dr. Arain 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 Thrombocytopenia, Febrile Neutropenia, Agranulocytosis, Chronic Familial Neutropenia, and Bone Marrow Aspiration. Dr. Arain is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology

    Endeavor Health Medical Group

    757 Park Ave. West, Kellogg Cancer Center, 
    Highland Park, IL 
     (8.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Britt E. Hanson, DO, a hematologist at Endeavor Health, treats a wide spectrum of blood cancers and disorders, including anemia, multiple myeloma and lymphoma. Her clinical interests include melanoma and rare hematologic conditions such as amyloidosis, thrombocytopenia and blood clotting disorders. She offers comprehensive care to adults with complex malignancies and bone marrow disorders. Dr. Hanson is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 37 other conditions, according to our data. Her clinical expertise encompasses Small Lymphocytic Lymphoma (SLL), Chronic Lymphocytic Leukemia (CLL), Richter Syndrome, Chronic B-Cell Leukemia (CBCL), and Bone Marrow Aspiration. Dr. Hanson is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology

    Oncology Of North Shore

    2000 Golf Rd., 
    Rolling Meadows, IL 
     (8.2 miles away)
    Languages Spoken:
    English, Spanish
    Offers Telehealth

    Manuel Rosado is a Hematologist and an Oncologist practicing medicine in Rolling Meadows, Illinois. Dr. Rosado is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Deep Vein Thrombosis, Pulmonary Embolism, Familial Colorectal Cancer, Colorectal Cancer, and Bone Marrow Aspiration. Dr. Rosado is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology

    Oncology Of North Shore

    2000 Golf Rd., 
    Rolling Meadows, IL 
     (8.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Basharath Khan is a Hematologist and an Oncologist practicing medicine in Rolling Meadows, Illinois. Dr. Khan 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 Pulmonary Embolism, Deep Vein Thrombosis, Childhood Iron Deficiency Anemia, Myelodysplastic Syndrome (MDS), and Bone Marrow Aspiration. Dr. Khan is board certified in American Board Of Internal Medicine.

    Showing 1-20 of 183

    Last Updated: 04/28/2026

    When should I see a Vitamin B12 Deficiency doctor near Buffalo Grove, 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 Buffalo Grove, 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 Buffalo Grove, 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 Buffalo Grove, 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 Buffalo Grove, 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 Buffalo Grove, 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 Buffalo Grove, 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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