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    Last Updated: 10/30/2025

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    MediFind found 71 doctor with experience in Vitamin B12 Deficiency near Naperville, IL. Of these, 64 are Experienced and 7 are Advanced.

    Location
    LocationClose
    71 providers found
      Suchin Khanna
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology

      Advocate Good Samaritan Cancer Center

      3745 Highland Ave 2nd Fl, 
      Downers Grove, IL 
       (7.9 miles away)
      Languages Spoken:
      English

      Suchin Khanna is a Hematologist and an Oncologist in Downers Grove, Illinois. Dr. Khanna 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, Lung Cancer, and Pleuropulmonary Blastoma.

      Arun A. Kumar
      Advanced in Vitamin B12 Deficiency
      Internal Medicine
      Advanced in Vitamin B12 Deficiency
      Internal Medicine

      Arun Kumar, MD, SC

      931 W 75th St, 
      Naperville, IL 
       (0.6 miles away)
      Languages Spoken:
      English, Hindi, Tamil

      Arun Kumar is a primary care provider, practicing in Internal Medicine in Naperville, Illinois. Dr. Kumar is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Fetal Parvovirus Syndrome, Parvovirus Antenatal Infection, Vitamin B12 Deficiency, Gastrostomy, and Hernia Surgery.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Advanced in Vitamin B12 Deficiency
      Internal Medicine
      Advanced in Vitamin B12 Deficiency
      Internal Medicine

      Rakesh Marwaha, MD, SC

      1190 S Naper Blvd, 
      Naperville, IL 
       (2.0 miles away)
      Languages Spoken:
      English, Hindi
      Offers Telehealth

      Rakesh Marwaha is a primary care provider, practicing in Internal Medicine in Naperville, Illinois. Dr. Marwaha is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Type 2 Diabetes (T2D), Familial Combined Hyperlipidemia, Xanthoma, and Cirrhosis.

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

      Endeavor Health Medical Group

      801 S Washington St, 
      Naperville, IL 
       (0.7 miles away)
      Languages Spoken:
      English, Filipino, Spanish
      Accepting New Patients

      Maria Quejada is a Hematologist Oncology specialist and a Hematologist in Naperville, Illinois. Dr. Quejada is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Pleuropulmonary Blastoma, and Small Cell Lung Cancer (SCLC). Dr. Quejada is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      801 S Washington St, 
      Naperville, IL 
       (0.7 miles away)
      Languages Spoken:
      English, Burmese, Hindi, Malayalam, Tamil
      Accepting New Patients
      Offers Telehealth

      Sumitha Panicker is a primary care provider, practicing in Internal Medicine in Naperville, Illinois. Dr. Panicker is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Necrosis, Cellulitis, Renovascular Hypertension, Ureteroscopy, and Endoscopy. Dr. Panicker is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Hematology Oncology
      Experienced in Vitamin B12 Deficiency
      Hematology Oncology
      100 Spalding Drive, Suite 110, 
      Naperville, IL 
       (0.7 miles away)
      Languages Spoken:
      English

      Dennis Azuma is a Hematologist Oncology provider in Naperville, Illinois. Dr. Azuma is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Myelodysplastic Syndrome (MDS), Autoimmune Hemolytic Anemia, and Bone Marrow Aspiration.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      640 S Washington St, 268, 
      Naperville, IL 
       (1.1 miles away)
      Languages Spoken:
      English

      James Collins is a primary care provider, practicing in Internal Medicine in Naperville, Illinois. Dr. Collins is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Type 2 Diabetes (T2D), Ulcerative Colitis, Glossitis, and Pernicious Anemia.

      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      1888 Bay Scott Cir, 
      Naperville, IL 
       (1.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Robert Rozner is a primary care provider, practicing in Family Medicine in Naperville, Illinois. Dr. Rozner is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Lung Metastases, Sitosterolemia, High Cholesterol, and Pneumonia. Dr. Rozner is currently accepting new patients.

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

      Rakesh Marwaha, MD, SC

      1190 S Naper Blvd, 
      Naperville, IL 
       (2.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Rachit Marwaha is a primary care provider, practicing in Internal Medicine in Naperville, Illinois. Dr. Marwaha is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hypertensive Heart Disease, Familial Combined Hyperlipidemia, Xanthoma, and Cirrhosis.

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

      Rakesh Marwaha, MD, SC

      1190 S Naper Blvd, 
      Naperville, IL 
       (2.0 miles away)
      Languages Spoken:
      English

      Sandeep Kalra is a primary care provider, practicing in Internal Medicine in Naperville, Illinois. Dr. Kalra is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Anemia, Urinary Tract Infection in Children, Acute Kidney Failure, Gastrostomy, and Endoscopy.

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

      Premier Internists Of Naperville Inc

      620 N River Rd, Suite 102, 
      Naperville, IL 
       (2.5 miles away)
      Languages Spoken:
      English, Burmese, Hindi, Malayalam
      Accepting New Patients
      Offers Telehealth

      Cicily Jones is a primary care provider, practicing in Internal Medicine in Naperville, Illinois. Dr. Jones is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Lung Metastases, Dementia, Familial Hypertension, and Hypertension. Dr. Jones is currently accepting new patients.

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

      Premier Internists Of Naperville Inc

      620 N River Rd, Suite 102, 
      Naperville, IL 
       (2.5 miles away)
      Languages Spoken:
      English, Malayalam
      Accepting New Patients

      Litty Cyriac is a Nurse Practitioner in Naperville, Illinois. Ms. Cyriac is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top area of expertise is Vitamin B12 Deficiency. Ms. Cyriac is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency
      710 Shoreline Dr, Suite 101, 
      Aurora, IL 
       (3.9 miles away)
      Languages Spoken:
      English, Hindi, Telugu

      Rajani Kosuri is a Nephrologist in Aurora, Illinois. Dr. Kosuri is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Acute Kidney Failure, Necrosis, End-Stage Renal Disease (ESRD), Gastrostomy, and Endoscopy.

      Naila Khurshid
      Advanced in Vitamin B12 Deficiency
      Internal Medicine
      Advanced in Vitamin B12 Deficiency
      Internal Medicine

      Rakesh Marwaha, MD, SC

      3800 Highland Ave, 
      Downers Grove, IL 
       (8.8 miles away)
      Languages Spoken:
      English, Urdu
      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. Her top areas of expertise are Vitamin B12 Deficiency, Low Blood Pressure, Transcobalamin Deficiency, Hip Replacement, and Endoscopy.

      Rathna K. Yallapragada
      Advanced in Vitamin B12 Deficiency
      Internal Medicine
      Advanced in Vitamin B12 Deficiency
      Internal Medicine

      Soumya Health, LLC

      2340 S Highland Ave, 
      Lombard, IL 
       (9.7 miles away)
      Languages Spoken:
      English, Gujarati , Hindi
      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. His top areas of expertise are End-Stage Renal Disease (ESRD), Vitamin D Deficiency, Vitamin B12 Deficiency, Gastrostomy, and Endoscopy.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      1200 S York Rd, 3250, 
      Elmhurst, IL 
       (13.8 miles away)
      Languages Spoken:
      English

      Karla Podrazik is a primary care provider, practicing in Internal Medicine in Elmhurst, Illinois. Dr. Podrazik is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Sitosterolemia, Familial Hypertension, and Hernia Surgery.

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

      Heartland Primary Care S C

      215 Remington Blvd, Suite F, 
      Bolingbrook, IL 
       (6.2 miles away)
      Languages Spoken:
      English, Hindi, Telugu
      Accepting New Patients
      Offers Telehealth

      Srilakshmi Vemareddy is a primary care provider, practicing in Internal Medicine in Bolingbrook, Illinois. Dr. Vemareddy is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Angiodysplasia of the Colon, Lung Metastases, Childhood Iron Deficiency Anemia, Hemorrhoidectomy, and Colonoscopy. Dr. Vemareddy is currently accepting new patients.

      Advanced in Vitamin B12 Deficiency
      Family Medicine
      Advanced in Vitamin B12 Deficiency
      Family Medicine

      Heartland Primary Care S C

      215 Remington Blvd, Suite F, 
      Bolingbrook, IL 
       (6.2 miles away)
      Languages Spoken:
      English, Hindi, Telugu
      Accepting New Patients
      Offers Telehealth

      Sarada Vemareddy is a primary care provider, practicing in Family Medicine in Bolingbrook, Illinois. Dr. Vemareddy is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Poliomyelitis, Vitamin B12 Deficiency, Subacute Combined Degeneration, Bone Marrow Aspiration, and Ureteroscopy. Dr. Vemareddy is currently accepting new patients.

      Gerald J. Simon
      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      NANI Internal Med ACO, LLC

      412 63rd St, 
      Downers Grove, IL 
       (8.3 miles away)
      Experience:
      44+ years
      Languages Spoken:
      English
      Offers Telehealth

      Gerald Simon is a primary care provider, practicing in Geriatrics in Downers Grove, Illinois. Dr. Simon has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Stroke, Urinary Tract Infection in Children, Urinary Tract Infection (UTI), Vertebroplasty, and Bone Graft.

      Steven M. Lobue
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      285 Roosevelt Rd Ste A, 
      Glen Ellyn, IL 
       (8.4 miles away)
      Experience:
      41+ years
      Languages Spoken:
      English
      Offers Telehealth

      Steven Lobue is a primary care provider, practicing in Family Medicine in Glen Ellyn, Illinois. Dr. Lobue has been practicing medicine for over 41 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Bell's Palsy, Facial Paralysis, Recurrent Peripheral Facial Palsy, and Hypertension.

      Showing 1-20 of 71

      Last Updated: 10/30/2025

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