The 20 Best Vitamin B12 Deficiency Doctors Near Me in Sioux City, IA

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 12 doctor with experience in Vitamin B12 Deficiency near Sioux City, IA. Of these, 12 are Experienced.

Location
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12 providers found
    Experienced in Vitamin B12 Deficiency
    Neurology
    Experienced in Vitamin B12 Deficiency
    Neurology

    Office

    575 N Sioux Point Rd, 
    North Sioux City, SD 
     (4.8 miles away)
    Languages Spoken:
    English

    Mei He is a Neurologist in North Sioux City, South Dakota. Dr. He is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Memory Loss, Drug Induced Dyskinesia, Obstructive Sleep Apnea, and Parkinson's Disease.

    Olusola Ogundipe
    Experienced in Vitamin B12 Deficiency
    Infectious Disease
    Experienced in Vitamin B12 Deficiency
    Infectious Disease

    Mercyone Siouxland Medical Center

    801 5th St, 
    Sioux City, IA 
     (0.2 miles away)
    Languages Spoken:
    English

    Olusola Ogundipe is an Infectious Disease provider in Sioux City, Iowa. Dr. Ogundipe is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are SAPHO Syndrome, Chronic Recurrent Multifocal Osteomyelitis, Osteomyelitis, and Methicillin-Resistant Staphylococcus Aureus (MRSA).

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

    Siouxland Hematology Oncology Associates LLP

    230 Nebraska St, 
    Sioux City, IA 
     (0.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Donald Wender is a Hematologist and an Oncologist in Sioux City, Iowa. Dr. Wender is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hairy Cell Leukemia (HCL), Colorectal Cancer, Breast Cancer, Bone Marrow Aspiration, and Endoscopy.

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

    Siouxland Hematology Oncology Associates LLP

    230 Nebraska St, 
    Sioux City, IA 
     (0.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nibash Budhathoki is a Hematologist and an Oncologist in Sioux City, Iowa. Dr. Budhathoki is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Lung Cancer, Breast Cancer, Pleuropulmonary Blastoma, and Familial Colorectal Cancer.

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

    Siouxland Hematology Oncology Associates LLP

    230 Nebraska St, 
    Sioux City, IA 
     (0.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Chandana Javvaji is a Hematologist and an Oncologist in Sioux City, Iowa. Dr. Javvaji is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Colorectal Cancer, Pleuropulmonary Blastoma, Lung Cancer, Familial Colorectal Cancer, and Bone Marrow Aspiration.

    Experienced in Vitamin B12 Deficiency
    Geriatrics
    Experienced in Vitamin B12 Deficiency
    Geriatrics

    Siouxland Medical Education Foundation Inc

    2501 Pierce St, 
    Sioux City, IA 
     (1.4 miles away)
    Languages Spoken:
    English

    Michael Jung is a primary care provider, practicing in Geriatrics in Sioux City, Iowa. Dr. Jung is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hypothyroidism, Urinary Tract Infection (UTI), Urinary Tract Infection in Children, Endoscopy, and Hip Replacement.

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

    Unitypoint Clinic-Marketplace

    3035 Hamilton Blvd, 
    Sioux City, IA 
     (2.8 miles away)
    Languages Spoken:
    English

    Stephen Pallone is a Family Medicine provider in Sioux City, Iowa. Dr. Pallone is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Vitamin B12 Deficiency and Endoscopy.

    Steven Joyce
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Jeffrey L Howenstein DMD MS PC

    711 N Sioux Point Rd Ste 100, 
    Dakota Dunes, SD 
     (5.7 miles away)
    Languages Spoken:
    English

    Steven Joyce is a primary care provider, practicing in Internal Medicine in Dakota Dunes, South Dakota. Dr. Joyce 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).

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

    Office

    345 W Steamboat Dr Ste 300, 
    North Sioux City, SD 
     (5.7 miles away)
    Languages Spoken:
    English

    Lisa Remer is a primary care provider, practicing in Family Medicine in North Sioux City, South Dakota. Dr. Remer is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are High Cholesterol, Obesity, Familial Hypertension, and Hypertension.

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

    Office

    345 W Steamboat Dr Ste 300, 
    North Sioux City, SD 
     (5.7 miles away)
    Languages Spoken:
    English

    Nancy Schenk is a primary care provider, practicing in Family Medicine in North Sioux City, South Dakota. Dr. Schenk is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Multiple Carboxylase Deficiency, Folate Deficiency, Vitamin B12 Deficiency Anemia, and Subacute Combined Degeneration.

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

    Office

    345 W Steamboat Dr Ste 300, 
    North Sioux City, SD 
     (5.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Amanda Dannenbring is a primary care provider, practicing in Family Medicine in North Sioux City, South Dakota. Dr. Dannenbring is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Obesity in Children, Obesity, Hypothyroidism, Multiple Carboxylase Deficiency, and Intrauterine Device Insertion.

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

    Office

    345 W Steamboat Dr Ste 300, 
    North Sioux City, SD 
     (5.7 miles away)
    Languages Spoken:
    English

    Kathryn Opheim is a primary care provider, practicing in Family Medicine in North Sioux City, South Dakota. Dr. Opheim is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are High Cholesterol, Type 2 Diabetes (T2D), Familial Hypertension, and Hypertension.

    Showing 1-12 of 12

    Last Updated: 04/28/2026

    When should I see a Vitamin B12 Deficiency doctor near Sioux City, IA?

    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 Sioux City, IA?

    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 Sioux City, IA?

    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 Sioux City, IA?

    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 Sioux City, IA?

    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 Sioux City, IA?

    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 Sioux City, IA?

    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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