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    Last Updated: 01/09/2026

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    MediFind found 158 doctor with experience in Vitamin B12 Deficiency near Barrington, IL. Of these, 140 are Experienced, 16 are Advanced and 2 are Distinguished.

    Location
    LocationClose
    158 providers found
      Sandeep Chunduri
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology

      Advocate Infusion Center

      525 E Congress Pkwy, Ste 300, 
      Crystal Lake, IL 
       (10.0 miles away)
      Languages Spoken:
      English

      Sandeep Chunduri is a Hematologist and an Oncologist in Crystal Lake, Illinois. Dr. Chunduri is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Small Cell Lung Cancer (SCLC), Anal Cancer, and Bone Marrow Aspiration.

      Orazio Bartolomeo
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine

      O Bartolomeo, MD, SC

      120 N Northwest Hwy, 
      Barrington, IL 
       (0.4 miles away)
      Languages Spoken:
      English, Italian
      Offers Telehealth

      Orazio Bartolomeo is a primary care provider, practicing in Family Medicine in Barrington, Illinois. Dr. Bartolomeo is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Sitosterolemia, Rabson-Mendenhall Syndrome, Hypertension, and Familial Hypertension.

      Elizabeth J. Elliott
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology

      Northwest Oncology And Hematology SC

      27750 W. Hwy 22, Suite G70, Enter Medical Office Center 2, Turn Left Down Hallway. Office Is On The Right-hand Side., 
      Barrington, IL 
       (1.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Elizabeth Elliott is a Hematologist and an Oncologist in Barrington, Illinois. Dr. Elliott is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Pleuropulmonary Blastoma, Malabsorption, Thrombocytopenia, Schnitzler Syndrome, and Gastrostomy.

      Learn about our expert tiers
      Yirong Zhu
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology

      Northwest Oncology And Hematology SC

      27750 W. Hwy 22, Suite G70, Enter Medical Office Center 2, Turn Left Down Hallway. Office Is On The Right-hand Side., 
      Barrington, IL 
       (1.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Yirong Zhu is a Hematologist and an Oncologist in Barrington, Illinois. Dr. Zhu is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Malabsorption, Pulmonary Embolism, Thrombocytopenia, and Chronic Familial Neutropenia.

      Donald T. Kuhlman
      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Northwest Neurology, Ltd

      22285 N Pepper Rd, 
      Lake Barrington, IL 
       (3.3 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Donald Kuhlman is a Neurologist in Lake Barrington, Illinois. Dr. Kuhlman is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Generalized Tonic-Clonic Seizure, Seizures, Tourette Syndrome, and Peripheral Neuropathy.

      Minh S. Bui
      Experienced in Vitamin B12 Deficiency
      Nephrology
      Experienced in Vitamin B12 Deficiency
      Nephrology

      Associates In Nephrology, SC

      27750 W Highway 22, 
      Barrington, IL 
       (3.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Minh Bui is a Nephrologist in Barrington, Illinois. Dr. Bui is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Acute Kidney Failure, Necrosis, Nephrosclerosis, and Renovascular Hypertension.

      George N. Atia
      Experienced in Vitamin B12 Deficiency
      Gastroenterology
      Experienced in Vitamin B12 Deficiency
      Gastroenterology

      The Illinois Center For Digestive And Liver Health

      200 Fox Glen Ct, 
      Barrington, IL 
       (4.2 miles away)
      Languages Spoken:
      English, Arabic
      Offers Telehealth

      George Atia is a Gastroenterologist in Barrington, Illinois. Dr. Atia is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Colitis, Viral Gastroenteritis, Colonoscopy, and Gastrectomy.

      Joseph M. Chimino
      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 
       (12.7 miles away)
      Languages Spoken:
      English

      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. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Type 2 Diabetes (T2D).

      Arun Narang
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine

      Advocate Medical Group

      633 Ridgeview Dr, 
      Mchenry, IL 
       (13.8 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Arun Narang is a primary care provider, practicing in Internal Medicine in Mchenry, Illinois. Dr. Narang is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Chronic Erosive Gastritis, Chronic Obstructive Pulmonary Disease (COPD), Lung Metastases, Gastrostomy, and Endoscopy.

      Rumana J. Siddiqui
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine

      Signature Medical Group

      1585 N Barrington Rd, 
      Hoffman Estates, IL 
       (6.9 miles away)
      Languages Spoken:
      English, Hindi, Telugu
      Offers Telehealth

      Rumana Siddiqui is a primary care provider, practicing in Family Medicine in Hoffman Estates, Illinois. Dr. Siddiqui is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Necrosis, Peptic Ulcer, Pleurisy, Gastrostomy, and Endoscopy.

      Kevin Mckian
      Experienced in Vitamin B12 Deficiency
      Hematology
      Experienced in Vitamin B12 Deficiency
      Hematology

      Northwest Oncology And Hematology SC

      Hoffman Estates Office, Enter Building 3, Through Glass Doors To Wooden Double Doors At End Of The Hall., 
      Hoffman Estates, IL 
       (7.2 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Kevin Mckian is a Hematologist in Hoffman Estates, Illinois. Dr. Mckian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Muscle Invasive Bladder Cancer, Pulmonary Embolism, Malabsorption, and Thrombocytopenia.

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

      Northwest Oncology And Hematology SC

      Hoffman Estates Office, Enter Building 3, Through Glass Doors To Wooden Double Doors At End Of The Hall., 
      Hoffman Estates, IL 
       (7.2 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Wajihuddin Syed is a Hematologist and an Oncologist in Hoffman Estates, Illinois. Dr. Syed is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, Clear Cell Sarcoma, Renal Cell Carcinoma (RCC), and Wilms Tumor.

      Distinguished in Vitamin B12 Deficiency
      Distinguished in Vitamin B12 Deficiency

      Family Medicine Specialists S.C.

      431 W Liberty St, 
      Wauconda, IL 
       (7.2 miles away)
      Languages Spoken:
      English, Spanish
      Accepting New Patients
      Offers Telehealth

      Jennifer Bellucci-Jackson is a primary care provider, practicing in Family Medicine in Wauconda, Illinois. Dr. Bellucci-Jackson is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Generalized Anxiety Disorder (GAD), Type 2 Diabetes (T2D), Sinusitis, and Empyema. Dr. Bellucci-Jackson is currently accepting new patients.

      Distinguished in Vitamin B12 Deficiency
      Family Medicine
      Distinguished in Vitamin B12 Deficiency
      Family Medicine

      Family Medicine Specialists S.C.

      431 W Liberty St, 
      Wauconda, IL 
       (7.2 miles away)
      Languages Spoken:
      English, Korean, Spanish
      Accepting New Patients
      Offers Telehealth

      David Alengo is a primary care provider, practicing in Family Medicine in Wauconda, Illinois. Dr. Alengo is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency, Vitamin D Deficiency, Generalized Anxiety Disorder (GAD), and Attention Deficit Hyperactivity Disorder (ADHD). Dr. Alengo is currently accepting new patients.

      Michael Melnick
      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 
       (8.3 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 top areas of expertise are Cytomegalovirus Infection, Testicle Lump, Hypertension, and Familial Hypertension.

      Marina Messinger
      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 
       (8.5 miles away)
      Languages Spoken:
      English, Russian
      Offers Telehealth

      Marina Messinger is a Hematologist and an Oncologist in Rolling Meadows, Illinois. Dr. Messinger is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Paget Disease of the Breast, Lung Cancer, Pleuropulmonary Blastoma, Breast Cancer, and Bone Marrow Aspiration.

      Roberto C. Barraza
      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 
       (8.5 miles away)
      Languages Spoken:
      English, Spanish
      Offers Telehealth

      Roberto Barraza is a Hematologist and an Oncologist in Rolling Meadows, Illinois. Dr. Barraza is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Pleuropulmonary Blastoma, Paget Disease of the Breast, Breast Cancer, and Primitive Neuroectodermal Tumor (PNET).

      Ronald J. Shade
      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 
       (8.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Ronald Shade is a Hematologist and an Oncologist in Rolling Meadows, Illinois. Dr. Shade is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Paget Disease of the Breast, Breast Cancer, Colorectal Cancer, Lung Cancer, and Bone Marrow Aspiration.

      Irina K. Harag
      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 
       (9.4 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. Her top areas of expertise are Attention Deficit Hyperactivity Disorder (ADHD), Hypothyroidism, Sciatica, and Maturity Onset Diabetes of the Young.

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

      Illinois Cancer Specialists

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

      Rajat Malhotra is a Hematologist and an Oncologist in Arlington Heights, Illinois. Dr. Malhotra is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Pancreatic Cancer, Gallbladder Adenocarcinoma, Colorectal Cancer, and Paget Disease of the Breast.

      Showing 1-20 of 158

      Last Updated: 01/09/2026

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