The 20 Best Vitamin B12 Deficiency Doctors Near Me in longwood, FL

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 109 doctor with experience in Vitamin B12 Deficiency near longwood, FL. Of these, 86 are Experienced, 22 are Advanced and 1 are Distinguished.

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109 providers found
    Distinguished in Vitamin B12 Deficiency
    Distinguished in Vitamin B12 Deficiency
    Referral may be required

    Florida Cancer Specialists & Research Institute, LLC

    805 Currency Cir, 
    Lake Mary, FL 
     (4.0 miles away)
    Languages Spoken:
    English, Greek, Gujarati , Spanish
    Accepting New Patients
    Offers Telehealth

    Shemin Gupta is an Oncologist practicing medicine in Lake Mary, Florida. Dr. Gupta is rated as a Distinguished provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Paget Disease of the Breast, Vitamin B12 Deficiency, Familial Colorectal Cancer, and Pleuropulmonary Blastoma. Dr. Gupta is board certified in American Board Of Internal Medicine. Dr. Gupta is currently accepting new patients.

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

    Central Florida Inpatient Medicine

    525 Technology Park, Ste 109, 
    Lake Mary, FL 
     (2.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sangeetha Polasa is a primary care provider, practicing in Family Medicine in Lake Mary, Florida. Dr. Polasa is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 30 other conditions, according to our data. Her clinical expertise encompasses Anemia, Lung Metastases, Glucocorticoid-Remediable Aldosteronism, Microdiscectomy, and Cervical Disc Surgery. Dr. Polasa is board certified in American Board Of Family Medicine. Dr. Polasa is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency

    CFP Physicians Group

    Casselberry, FL 
     (3.1 miles away)
    Languages Spoken:
    English, Albanian, Hindi, Tamil
    Accepting New Patients
    Offers Telehealth

    Akila Balasubramanian is a primary care provider, practicing in Family Medicine in Casselberry, Florida. Dr. Balasubramanian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 59 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), High Cholesterol, Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Balasubramanian is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Vitamin B12 Deficiency
    Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Internal Medicine

    Office

    745 Orienta Ave Ste 1251, 
    Altamonte Springs, FL 
     (3.2 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients

    Anibal Rosario is a primary care provider, practicing in Internal Medicine in Altamonte Springs, Florida. Dr. Rosario 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 Homocystinuria, Methylmalonic Acidemia with Homocystinuria, High Cholesterol, and Inborn Amino Acid Metabolism Disorder. Dr. Rosario is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency
    Referral may be required

    Florida Cancer Specialists & Research Institute, LLC

    106 Boston Ave, Ste 105, 
    Altamonte Springs, FL 
     (3.4 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English, Castilian, French, Spanish
    Accepting New Patients
    Offers Telehealth

    Ralph Gousse is an Oncologist practicing medicine in Altamonte Springs, Florida. He has been practicing medicine for over 44 years. Dr. Gousse is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Pleuropulmonary Blastoma, and Lung Cancer. Dr. Gousse is board certified in American Board Of Internal Medicine - Hematology and American Board Of Internal Medicine. Dr. Gousse is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required

    Orlando Health Cancer Institute - Lake Mary

    210 Rinehart Rd., 
    Lake Mary, FL 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dr. Raji Shameem is a board-certified medical oncologist and hematologist at the Orlando Health Cancer Institute. His specialties include: Gastrointestinal medical oncology Genitourinary medical oncology Malignant hematology Targeted and personalized drug therapy Dr. Shameem strives to provide personalized care to meet individual needs. He shares his patients' struggles and victories as he seeks medical advances to help them. Dr. Shameem's Training He received his medical training at Aga Khan University in Karachi, Pakistan. He completed his residency in internal medicine and was assistant chief resident at Lenox Hill Hospital in New York City. Dr. Shameem completed his fellowship in oncology and hematology at Fox Chase Cancer Center in Philadelphia. About Dr. Shameem Dr. Shameem is triple board-certified by the American Board of Internal Medicine in hematology, oncology and internal medicine. Dr. Shameem has been published in many peer-reviewed journals and presented his research at various medical conferences. He has received multiple awards, including for excellence in clinical research and the Harry D. Fein Award for Clinical Excellence and Compassionate Patient Care. His professional memberships include the American Society of Hematology and American Society of Clinical Oncology. Outside of work, Dr. Shameem enjoys spending time with his wife and children, strength training, and playing tennis. He is fluent in English and Urdu. Dr. Shameem 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 Deep Vein Thrombosis, Essential Thrombocythemia, Vitamin B12 Deficiency, and Anemia. Dr. Shameem is board certified in American Board Of Internal Medicine - Hematology, American Board Of Internal Medicine - Internal Medicine, and American Board Of Internal Medicine - Oncology. Dr. Shameem is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency
    Referral may be required

    Florida Cancer Specialists Pl

    805 Currency Cir, 
    Lake Mary, FL 
     (4.0 miles away)
    Languages Spoken:
    English, Castilian, Spanish
    Accepting New Patients
    Offers Telehealth

    Victor Melgen is an Oncologist practicing medicine in Lake Mary, Florida. Dr. Melgen is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Pleuropulmonary Blastoma, Vitamin B12 Deficiency, Severe Congenital Neutropenia, and Prostate Cancer. Dr. Melgen is board certified in American Board Of Internal Medicine. Dr. Melgen is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Oncology | Hematology
    Advanced in Vitamin B12 Deficiency
    Oncology | Hematology
    Referral may be required

    Florida Cancer Specialists Pl

    805 Currency Cir, 
    Lake Mary, FL 
     (4.0 miles away)
    Languages Spoken:
    English, American Sign Language, Spanish
    Accepting New Patients
    Offers Telehealth

    Ernesto Bustinza-Linares is an Oncologist and a Hematologist practicing medicine in Lake Mary, Florida. Dr. Bustinza-Linares is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Pleuropulmonary Blastoma, Familial Colorectal Cancer, Colorectal Cancer, and Paget Disease of the Breast. Dr. Bustinza-Linares is board certified in American Board Of Internal Medicine. Dr. Bustinza-Linares is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency
    Referral may be required

    Florida Cancer Specialists Pl

    805 Currency Cir, 
    Lake Mary, FL 
     (4.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Lynn Vanummersen is an Oncologist practicing medicine in Lake Mary, Florida. Dr. Vanummersen is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency, Breast Cancer, Paget Disease of the Breast, and Angiosarcoma. Dr. Vanummersen is board certified in American Board Of Internal Medicine. Dr. Vanummersen is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency

    Sergio Menendez-Aponte MD PA

    120 Benmore Dr, 
    Winter Park, FL 
     (7.4 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English, French, Polish, Portuguese, Spanish
    Accepting New Patients
    Offers Telehealth

    Sergio Menendez-Aponte is a primary care provider, practicing in Internal Medicine in Winter Park, Florida. He has been practicing medicine for over 44 years. Dr. Menendez-Aponte is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 42 other conditions, according to our data. His clinical expertise encompasses Vitamin D Deficiency, High Cholesterol, Hypothyroidism, Vertebroplasty, and Bone Graft. Dr. Menendez-Aponte is board certified in American Board Of Internal Medicine. Dr. Menendez-Aponte is currently accepting new patients.

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

    Office

    901 W Warren Ave Ste 1001, 
    Longwood, FL 
     (0.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Debra Dube is a primary care provider, practicing in Internal Medicine in Longwood, Florida. Dr. Dube is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Hypothyroidism, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension.

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

    Central Florida Inpatient Medicine

    525 Technology Park, Ste 109, 
    Lake Mary, FL 
     (2.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sumita Aggarwal is a primary care provider, practicing in Family Medicine in Lake Mary, Florida. Dr. Aggarwal is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Malnutrition, Alzheimer's Disease, Dementia, and Landau-Kleffner Syndrome. Dr. Aggarwal is board certified in American Board Of Family Medicine.

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

    Central Florida Family Health Center Inc.

    1120 State Road 436 Ste 1200, 
    Casselberry, FL 
     (3.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Joanna Edwards is a primary care provider, practicing in Family Medicine in Casselberry, Florida. Dr. Edwards is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Polycythemia Vera, Essential Thrombocythemia, Vitamin B12 Deficiency, Maturity Onset Diabetes of the Young, and Hip Replacement. Dr. Edwards is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency
    Referral may be required

    Cancer Institute Of Florida PA

    894 E Altamonte Dr, 
    Altamonte Springs, FL 
     (3.1 miles away)
    Languages Spoken:
    English

    Robert Reynolds is a Hematologist practicing medicine in Altamonte Springs, Florida. Dr. Reynolds is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Anemia, Chronic Lymphocytic Leukemia (CLL), Richter Syndrome, Thrombocytopenia, and Bone Marrow Transplant.

    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency
    Referral may be required

    AdventHealth Medical Group Oncology And Hematology At Altamonte Springs

    894 E Altamonte Dr, 
    Altamonte Springs, FL 
     (3.1 miles away)
    Languages Spoken:
    English, Spanish
    Accepting New Patients

    Raul Castillo is an Oncologist practicing medicine in Altamonte Springs, Florida. Dr. Castillo is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Inflammatory Breast Cancer, Paget Disease of the Breast, Colorectal Cancer, and Familial Colorectal Cancer. Dr. Castillo is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Pain Medicine
    Experienced in Vitamin B12 Deficiency
    Pain Medicine
    Referral may be required

    Stages Of Life Medical Institute

    1917 Boothe Cir, 
    Longwood, FL 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    David Klein is a Pain Medicine provider practicing medicine in Longwood, Florida. Dr. Klein is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Secondary Adrenal Insufficiency, Adrenal Insufficiency Pediatric, Rathke Cleft Cyst, and Shingles.

    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required

    Florida Cancer Specialists And Research Institute

    750 Orienta Ave, 
    Altamonte Springs, FL 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Tarek Eldawy is a Hematologist and an Oncologist practicing medicine in Altamonte Springs, Florida. Dr. Eldawy is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Lung Adenocarcinoma, Small Cell Lung Cancer (SCLC), Large-Cell Lung Carcinoma, Bone Marrow Aspiration, and Gastrostomy. Dr. Eldawy is board certified in American Board Of Internal Medicine. Dr. Eldawy is currently accepting new patients.

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

    Mark E. Weigley M.D. P.A.

    685 Palm Springs Dr Ste 1A, 
    Altamonte Springs, FL 
     (3.2 miles away)
    Languages Spoken:
    English

    Mark Weigley is a primary care provider, practicing in Family Medicine in Altamonte Springs, Florida. Dr. Weigley 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 Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.

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

    Quan A Nguyen DO PA

    350 Maitland Ave Ste 1001, 
    Altamonte Springs, FL 
     (3.2 miles away)
    Languages Spoken:
    English, Vietnamese
    Accepting New Patients
    Offers Telehealth

    Quan Nguyen is a primary care provider, practicing in Internal Medicine in Altamonte Springs, Florida. Dr. Nguyen 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 Grass Allergy, Familial Combined Hyperlipidemia, Xanthoma, and Glucocorticoid-Remediable Aldosteronism. Dr. Nguyen is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Experienced in Vitamin B12 Deficiency
    Nurse Practitioner
    Referral may be required

    Altamonte Pediatric Associates

    475 Osceola St Ste 1100, 
    Altamonte Springs, FL 
     (3.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Kristina Williams is a Nurse Practitioner practicing medicine in Altamonte Springs, Florida. Williams, NP is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Protein Deficiency, Heart Failure with Preserved Ejection Fraction (HFpEF), Seasonal Affective Disorder (SAD), and Fractured Spine.

    Showing 1-20 of 109

    Last Updated: 09/26/2026

    When should I see a Vitamin B12 Deficiency doctor near longwood, FL?

    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 longwood, FL?

    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 longwood, FL?

    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 longwood, FL?

    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 longwood, FL?

    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 longwood, FL?

    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 longwood, FL?

    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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