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

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 04/28/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 53 doctor with experience in Vitamin B12 Deficiency near Peoria, IL. Of these, 45 are Experienced and 8 are Advanced.

Location
LocationClose
53 providers found
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English

    Shelly Todd is a Nurse Practitioner practicing medicine in Peoria, Illinois. Ms. Todd is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Febrile Neutropenia, Smoldering Multiple Myeloma, Vitamin B12 Deficiency, and Lung Nodules. Ms. Todd is board certified in American Nurses Credentialing Center (ANCC).

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

    OSF Medical Group - Primary Care

    5114 North Glen Park Place Road Suite 110, 
    Peoria, IL 
     (4.6 miles away)
    Languages Spoken:
    English

    Terry Smith is a primary care provider, practicing in Internal Medicine in Peoria, Illinois. Dr. Smith is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Infant Hyperglycemia, Glossitis, Pernicious Anemia, and Macroamylasemia. Dr. Smith is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner

    Osf Multi-Specialty Group

    200 E Pennsylvania Ave, 
    Peoria, IL 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ashley Darin-Messmer is a Nurse Practitioner practicing medicine in Peoria, Illinois. Ms. Darin-Messmer is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Febrile Neutropenia, Smoldering Multiple Myeloma, Small Lymphocytic Lymphoma (SLL), and Marginal Zone Lymphoma (MZL). Ms. Darin-Messmer is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Vitamin B12 Deficiency
    Gastroenterology
    Experienced in Vitamin B12 Deficiency
    Gastroenterology

    Illinois Gastroenterology Institute PLLC

    1001 Main St Ste 500A, 
    Peoria, IL 
     (1.2 miles away)
    Languages Spoken:
    English

    Scott Wu is a Gastroenterologist practicing medicine in Peoria, Illinois. Dr. Wu 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 Esophageal Varices, Trichohepatoenteric Syndrome, Primary Biliary Cholangitis, Endoscopy, and Colonoscopy.

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

    Everside Health LLC

    204 W Washington St, 
    East Peoria, IL 
     (1.8 miles away)
    Languages Spoken:
    English

    James Demmel is a Family Medicine provider practicing medicine in East Peoria, Illinois. Dr. Demmel is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Phantom Limb Pain, Fractured Spine, and Vitamin B12 Deficiency.

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

    Heartland Health Services

    1701 W Garden St, 
    Peoria, IL 
     (1.8 miles away)
    Languages Spoken:
    English

    Ziad Musaitif is a Family Medicine provider practicing medicine in Peoria, Illinois. Dr. Musaitif is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Schizoaffective Disorder and Vitamin B12 Deficiency.

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

    Knight Medical & Rehab Center LTD.

    4300 N Brandywine Dr, 
    Peoria, IL 
     (3.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Rebecca Knight is a primary care provider, practicing in Internal Medicine in Peoria, Illinois. Dr. Knight 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 Vitamin D Deficiency, Hypothyroidism, Occipital Horn Syndrome, and Lyme Disease.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    Osf Saint Francis-Diagnostic Imaging & Outpatient Lab

    5114 N Glen Park Place Rd, 
    Peoria, IL 
     (4.2 miles away)
    Languages Spoken:
    English

    Randolph Mccrea is a primary care provider, practicing in Pediatrics in Peoria, Illinois. Dr. Mccrea is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and High Cholesterol.

    Advanced in Vitamin B12 Deficiency
    Hematology | Oncology | Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Hematology | Oncology | Internal Medicine

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Paul Fishkin is a Hematologist and an Internal Medicine provider practicing medicine in Peoria, Illinois. Dr. Fishkin is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 89 other conditions, according to our data. His clinical expertise encompasses Lung Cancer, Pleuropulmonary Blastoma, Severe Congenital Neutropenia, Agranulocytosis, and Bone Marrow Aspiration. Dr. Fishkin is board certified in American Board Of Internal Medicine.

    Advanced in Vitamin B12 Deficiency
    Hematology | Oncology
    Advanced in Vitamin B12 Deficiency
    Hematology | Oncology

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English, Telugu

    Srinivas Jujjavarapu is a Hematologist and an Oncologist practicing medicine in Peoria, Illinois. Dr. Jujjavarapu is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 96 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, Severe Congenital Neutropenia, and Bone Marrow Aspiration. Dr. Jujjavarapu is board certified in American Board Of Internal Medicine.

    Advanced in Vitamin B12 Deficiency
    Hematology | Oncology | Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Hematology | Oncology | Internal Medicine

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jijun Liu is a Hematologist and an Internal Medicine provider practicing medicine in Peoria, Illinois. Dr. Liu is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 105 other conditions, according to our data. Her clinical expertise encompasses Severe Congenital Neutropenia, Lung Cancer, Pleuropulmonary Blastoma, Chronic Familial Neutropenia, and Bone Marrow Aspiration. Dr. Liu is board certified in American Board Of Internal Medicine.

    Advanced in Vitamin B12 Deficiency
    Hematology | Oncology | Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Hematology | Oncology | Internal Medicine

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Gary Macvicar is a Hematologist and an Internal Medicine provider practicing medicine in Peoria, Illinois. Dr. Macvicar is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 91 other conditions, according to our data. His clinical expertise encompasses Lung Cancer, Pleuropulmonary Blastoma, Prostate Cancer, Bone Marrow Aspiration, and Orchiectomy. Dr. Macvicar is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English

    Gloria Riley is a Nurse Practitioner practicing medicine in Peoria, Illinois. Ms. Riley is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Vitamin B12 Deficiency, Febrile Neutropenia, Small Lymphocytic Lymphoma (SLL), and Classical Hodgkin Lymphoma. Ms. Riley is board certified in American Nurses Credentialing Center.

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

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Madhuri Bajaj is a Hematologist and an Internal Medicine provider practicing medicine in Peoria, Illinois. Dr. Bajaj is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 84 other conditions, according to our data. Her clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Paget Disease of the Breast, Pleuropulmonary Blastoma, and Bone Marrow Aspiration. Dr. Bajaj is board certified in American Board Of Internal Medicine.

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

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nadia Rehman is a Hematologist and an Internal Medicine provider practicing medicine in Peoria, Illinois. Dr. Rehman is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 49 other conditions, according to our data. Her clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Anemia, Bone Marrow Aspiration, and Microdiscectomy. Dr. Rehman is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English

    Lorilee Dunahee is a Nurse Practitioner practicing medicine in Peoria, Illinois. Ms. Dunahee 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 Myeloproliferative Neoplasms (MPN), Febrile Neutropenia, Smoldering Multiple Myeloma, and Lung Nodules. Ms. Dunahee is board certified in American Nurses Credentialing Center (ANCC).

    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Gina Riner is a Nurse Practitioner practicing medicine in Peoria, Illinois. Ms. Riner 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 Febrile Neutropenia, Lung Nodules, Smoldering Multiple Myeloma, and Marginal Zone Lymphoma (MZL). Ms. Riner is board certified in American Nurses Credentialing Center (ANCC).

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

    Illinois CancerCare, P.C.

    8940 North Wood Sage Road, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Mohammad Asad is a Hematologist and an Internal Medicine provider practicing medicine in Peoria, Illinois. Dr. Asad is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 43 other conditions, according to our data. His clinical expertise encompasses Severe Congenital Neutropenia, Chronic Familial Neutropenia, Agranulocytosis, Bone Marrow Aspiration, and Gastrostomy. Dr. Asad is board certified in American Board Of Internal Medicine.

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

    OSF Medical Group - Primary Care

    8600 Illinois Route 91 Suite 130, 
    Peoria, IL 
     (5.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Farhana Khan is a primary care provider, practicing in Internal Medicine in Peoria, Illinois. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Sitosterolemia. Dr. Khan is board certified in American Board Of Internal Medicine.

    Advanced in Vitamin B12 Deficiency
    Hematology
    Advanced in Vitamin B12 Deficiency
    Hematology

    Illinois Cancercare

    8940 N Wood Sage Rd, 
    Peoria, IL 
     (8.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nguyet Le is a Hematologist practicing medicine in Peoria, Illinois. Dr. Le is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 111 other conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Magnesium Deficiency, Pleuropulmonary Blastoma, and Bone Marrow Aspiration.

    Showing 1-20 of 53

    Last Updated: 04/28/2026

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

    Read more about our Content Policy