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    Last Updated: 10/30/2025

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    MediFind found 119 doctor with experience in Vitamin B12 Deficiency near Delaware, US. Of these, 112 are Experienced, 5 are Advanced and 2 are Distinguished.

    Location
    LocationClose
    119 providers found
      Distinguished in Vitamin B12 Deficiency
      Internal Medicine
      Distinguished in Vitamin B12 Deficiency
      Internal Medicine
      20930 Dupont Blvd, Suite 101, 
      Georgetown, DE 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Beshara Helou is a primary care provider, practicing in Internal Medicine in Georgetown, Delaware. Dr. Helou is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Type 2 Diabetes (T2D). Dr. Helou is currently accepting new patients.

      Distinguished in Vitamin B12 Deficiency
      Family Medicine | Internal Medicine
      Distinguished in Vitamin B12 Deficiency
      Family Medicine | Internal Medicine

      Bethany Primary Care

      33188 Coastal Hwy, Unit 4, 
      Bethany Beach, DE 
      Languages Spoken:
      English
      Offers Telehealth

      Rajashekar Narasimaiah is a primary care provider, practicing in Family Medicine and Internal Medicine in Bethany Beach, Delaware. Dr. Narasimaiah is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Vitamin B12 Deficiency.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Jamil Khatri
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology Oncology
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology Oncology

      Medical Oncology Hematology Consultants

      651 North Broad Street, Suite 406, 
      Middletown, DE 
      Languages Spoken:
      English
      Offers Telehealth

      Jamil Khatri is a Hematologist Oncology specialist and an Oncologist in Middletown, Delaware. Dr. Khatri is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, Familial Colorectal Cancer, Non-Hodgkin Lymphoma, and Bone Marrow Aspiration.

      Learn about our expert tiers
      Martha Hosford
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology Oncology
      Advanced in Vitamin B12 Deficiency
      Oncology | Hematology Oncology

      Medical Oncology Hematology Consultants

      651 North Broad Street, Suite 406, 
      Middletown, DE 
      Languages Spoken:
      English

      Martha Hosford is a Hematologist Oncology specialist and an Oncologist in Middletown, Delaware. Dr. Hosford is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Paget Disease of the Breast, Colorectal Cancer, Familial Colorectal Cancer, and Breast Cancer.

      Advanced in Vitamin B12 Deficiency
      Family Medicine
      Advanced in Vitamin B12 Deficiency
      Family Medicine
      210 Clayton Ave, 
      Clayton, DE 
      Languages Spoken:
      English

      Robert Donlick is a primary care provider, practicing in Family Medicine in Clayton, Delaware. Dr. Donlick is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Combined Hyperlipidemia.

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

      Delaware Family Care Associates

      2700 Silverside Road, Suite 2, 
      Wilmington, DE 
      Languages Spoken:
      English

      Jeffrey Cramer is a primary care provider, practicing in Family Medicine in Wilmington, Delaware. Dr. Cramer is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Xanthoma, Familial Combined Hyperlipidemia, Cirrhosis, and High Cholesterol.

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

      Christiana Care Health Services Inc

      4701 Ogletown Stanton Rd, Suite 2100, 
      Newark, DE 
      Languages Spoken:
      English

      Stephen Rubenstein is a Hematologist Oncology specialist and a Hematologist in Newark, Delaware. Dr. Rubenstein is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Colorectal Cancer, Melanoma, Breast Cancer, Paget Disease of the Breast, and Bone Marrow Aspiration.

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

      Medical Oncology Hematology Consultants

      651 North Broad Street, Suite 406, 
      Middletown, DE 
      Languages Spoken:
      English
      Offers Telehealth

      Jason Palopoli is a Hematologist Oncology specialist and an Oncologist in Middletown, Delaware. Dr. Palopoli is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Primary Amyloidosis, Familial Prostate Cancer, Colorectal Cancer, and Melanoma.

      Jamal G. Misleh
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology | Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology | Internal Medicine

      Medical Oncology Hematology Consultants

      651 North Broad Street, Suite 406, 
      Middletown, DE 
      Languages Spoken:
      English

      Jamal Misleh is a Hematologist and an Internal Medicine provider in Middletown, Delaware. Dr. Misleh is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Large-Cell Immunoblastic Lymphoma, Gastroenteropancreatic Neuroendocrine Tumor (GEP-NET), Neuroendocrine Tumor, Bone Marrow Aspiration, and Bone Marrow Transplant.

      William M. Lee
      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Medical Oncology Hematology Consultants

      651 North Broad Street, Suite 406, 
      Middletown, DE 
      Experience:
      25+ years
      Languages Spoken:
      English
      Offers Telehealth

      William Lee is an Oncologist in Middletown, Delaware. Dr. Lee has been practicing medicine for over 25 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Neuroendocrine Tumor, Familial Pancreatic Cancer, Colorectal Cancer, and Familial Colorectal Cancer.

      Prayus T. Tailor
      Experienced in Vitamin B12 Deficiency
      Internal Medicine | Nephrology
      Experienced in Vitamin B12 Deficiency
      Internal Medicine | Nephrology

      Nephrology Associates, P.A.

      4923 Ogletown Stanton Road, Metro Professional Offices, Suite 200, 
      Newark, DE 
      Languages Spoken:
      English
      Offers Telehealth

      Prayus Tailor is an Internal Medicine specialist and a Nephrologist in Newark, Delaware. Dr. Tailor is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Chronic Kidney Disease, Acute Kidney Failure, End-Stage Renal Disease (ESRD), and High Potassium Level.

      Deborah T. Zarek
      Experienced in Vitamin B12 Deficiency
      Internal Medicine | Geriatrics
      Experienced in Vitamin B12 Deficiency
      Internal Medicine | Geriatrics

      Progressive Health Of Delaware

      3411 Silverside Road, Concord Plaza, Springer Building, Suite 100, 
      Wilmington, DE 
      Languages Spoken:
      English
      Offers Telehealth

      Deborah Zarek is a primary care provider, practicing in Internal Medicine and Geriatrics in Wilmington, Delaware. Dr. Zarek is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Postmenopausal Osteoporosis.

      Holleh Husseinzadeh
      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Christiana Care Health Services Inc

      4701 Ogletown Stanton Rd, Suite 4200, 
      Newark, DE 
      Languages Spoken:
      English

      Holleh Husseinzadeh is a Hematologist in Newark, Delaware. Dr. Husseinzadeh is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Hemophilia A, Hemophilic Arthropathy, Hemophilia B, and Von Willebrand Disease (VWD).

      Scott W. Hall
      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Christiana Care Health Services Inc

      4755 Ogletown Stanton Rd, 
      Newark, DE 
      Experience:
      42+ years
      Languages Spoken:
      English

      Scott Hall is a Hematologist in Newark, Delaware. Dr. Hall has been practicing medicine for over 42 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Thrombocytopenia, Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Bone Marrow Aspiration, and Bone Marrow Transplant.

      Lydia I. Clements
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology | Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Hematology | Oncology | Internal Medicine

      Medical Oncology Hematology Consultants

      651 North Broad Street, Suite 406, 
      Middletown, DE 
      Languages Spoken:
      English

      Lydia Clements is a Hematologist and an Internal Medicine provider in Middletown, Delaware. Dr. Clements 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, Breast Cancer, Anemia, HER-2 Positive Breast Cancer, and Bone Marrow Aspiration.

      Stuart Felzer
      Experienced in Vitamin B12 Deficiency
      Geriatrics | Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Geriatrics | Internal Medicine

      Premium Healthcare - Concierge MedSpa LLC

      1941 Limestone Road, Suite 218, 
      Wilmington, DE 
      Experience:
      43+ years
      Languages Spoken:
      English
      Offers Telehealth

      Stuart Felzer is a primary care provider, practicing in Internal Medicine and Geriatrics in Wilmington, Delaware. Dr. Felzer has been practicing medicine for over 43 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Bowenoid Papulosis, Coenzyme Q Cytochrome C Reductase Deficiency, Mitochondrial Complex 3 Deficiency, and Mitochondrial Trifunctional Protein Deficiency.

      Paramveer Singh
      Experienced in Vitamin B12 Deficiency
      Hematology | Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Hematology | Internal Medicine

      Christiana Care Health Services Inc

      4701 Ogletown Stanton Rd, Suite 4200, 
      Newark, DE 
      Languages Spoken:
      English
      Offers Telehealth

      Paramveer Singh is a Hematologist and an Internal Medicine provider in Newark, Delaware. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Thrombocytopenia, Febrile Neutropenia, Pulmonary Embolism, Idiopathic Neutropenia, and Bone Marrow Transplant.

      Kevin W. O'hara
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine

      Mill Creek Select

      2006 Limestone Road, Stanton Professional Center, Suite 3, 
      Wilmington, DE 
      Experience:
      47+ years
      Languages Spoken:
      English
      Offers Telehealth

      Kevin O'hara is a primary care provider, practicing in Internal Medicine in Wilmington, Delaware. Dr. O'hara has been practicing medicine for over 47 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Post Polio Syndrome, Upper Tract Urothelial Carcinoma (UTUC), B-Cell Lymphoma, and Subacute Combined Degeneration.

      Joseph S. Handler
      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Neurology Specialist Swank

      501 West 14th Street, Gateway, 5th Floor, 
      Wilmington, DE 
      Experience:
      37+ years
      Languages Spoken:
      English
      Offers Telehealth

      Joseph Handler is a Neurologist in Wilmington, Delaware. Dr. Handler has been practicing medicine for over 37 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Cerebellar Degeneration, Alzheimer's Disease, Lewy Body Dementia (LBD), and Memory Loss.

      Roberto A. Valdes
      Experienced in Vitamin B12 Deficiency
      Oncology | Hematology
      Experienced in Vitamin B12 Deficiency
      Oncology | Hematology

      Medical Oncology Hematology Consultants

      651 North Broad Street, Suite 406, 
      Middletown, DE 
      Languages Spoken:
      English

      Roberto Valdes is a Hematologist and an Oncologist in Middletown, Delaware. Dr. Valdes is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Multiple Myeloma, Diffuse Large B-Cell Lymphoma (DLBCL), Large-Cell Immunoblastic Lymphoma, Bone Marrow Aspiration, and Bone Marrow Transplant.

      Showing 1-20 of 119

      Last Updated: 10/30/2025

      When should I see a Vitamin B12 Deficiency doctor in Delaware, US?

      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 in Delaware, US?

      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 in Delaware, US?

      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 in Delaware, US?

      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 in Delaware, US?

      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 in Delaware, US?

      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 in Delaware, US?

      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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