Filters

Distance
    Level of Expertise
    Availability
    Gender
    Years of Experience
    Insurance
    Specialty
    Additional Specialty
    Language

    Last Updated: 01/09/2026

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

    MediFind found 50 doctor with experience in Vitamin B12 Deficiency near Mcallen, TX. Of these, 43 are Experienced, 6 are Advanced and 1 are Distinguished.

    Location
    LocationClose
    50 providers found
      Experienced in Vitamin B12 Deficiency
      Undersea and Hyperbaric Medicine
      Experienced in Vitamin B12 Deficiency
      Undersea and Hyperbaric Medicine

      Office

      222 E Ridge Rd Ste 215, 
      Mcallen, TX 
       (3.1 miles away)
      Experience:
      10+ years
      Languages Spoken:
      English

      Jorge Duarte is an Undersea and Hyperbaric Medicine provider in Mcallen, Texas. Dr. Duarte has been practicing medicine for over 10 years and 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 Vitamin D Deficiency.

      Alvaro M. Giraldo
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine

      Alvaro M Giraldo MD PA

      1200 E Savannah Ave, Suite 13, 
      Mcallen, TX 
       (1.9 miles away)
      Experience:
      38+ years
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Dr. Alvaro Giraldo MD is an internal medicine specialist who provides long-term, comprehensive care both in the office and hospital setting. He is trained to manage a wide range of common and complex illnesses in adolescents, adults, and the elderly. As an internist, Dr. Giraldo is skilled in the diagnosis and treatment of various conditions, including endocrine disorders, infections, and diseases affecting the heart, blood, kidneys, joints, as well as the digestive, respiratory, and vascular systems. Beyond treating specific medical issues, Dr. Giraldo is also trained in the essentials of primary care internal medicine. This incorporates an understanding of disease prevention, wellness, substance abuse management, and mental health care. He is equipped to effectively treat common problems of the eyes, ears, skin, nervous system, and reproductive organs. With his comprehensive knowledge and experience, Dr. Giraldo is dedicated to providing high-quality, personalized care to adult patients. Dr. Giraldo is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), Vitamin D Deficiency, and Hypertension.

      Advanced in Vitamin B12 Deficiency
      Family Medicine
      Advanced in Vitamin B12 Deficiency
      Family Medicine
      1900 S Jackson Rd, Suite 9, 
      Mcallen, TX 
       (2.0 miles away)
      Languages Spoken:
      English, Spanish
      Accepting New Patients
      Offers Telehealth

      Enrique Griego is a primary care provider, practicing in Family Medicine in Mcallen, Texas. Dr. Griego 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), Osteomyelitis in Children, Vitamin D Deficiency, and High Cholesterol. Dr. Griego is currently accepting new patients.

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

      Dona E Cooper Dockery MD PA

      3604 N Mccoll Rd, 
      Mcallen, TX 
       (2.6 miles away)
      Languages Spoken:
      English, Spanish
      Accepting New Patients
      Offers Telehealth

      Dona Cooper-Dockery is a primary care provider, practicing in Internal Medicine in Mcallen, Texas. Dr. Cooper-Dockery is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Viral Pharyngitis, Common Cold, Hypertensive Heart Disease, and Type 2 Diabetes (T2D). Dr. Cooper-Dockery is currently accepting new patients.

      Advanced in Vitamin B12 Deficiency
      Internal Medicine
      Advanced in Vitamin B12 Deficiency
      Internal Medicine
      3512 Buddy Owens Ave, 
      Mcallen, TX 
       (3.5 miles away)
      Languages Spoken:
      English

      Jose Martinez is a primary care provider, practicing in Internal Medicine in Mcallen, Texas. Dr. Martinez is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Cellulitis, End-Stage Renal Disease (ESRD), Vitamin B12 Deficiency, Gastrostomy, and Endoscopy.

      Advanced in Vitamin B12 Deficiency
      Internal Medicine
      Advanced in Vitamin B12 Deficiency
      Internal Medicine
      603 S Nebraska Ave, 
      San Juan, TX 
       (4.7 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Nelson Mata is a primary care provider, practicing in Internal Medicine in San Juan, Texas. Dr. Mata is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Glossitis, Pernicious Anemia, Hyperlipoproteinemia Type 4, Heterozygous Familial Hypercholesterolemia (HeFH), and Endoscopy. Dr. Mata is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Neurohospitalist Of Mcallen, PLLC

      101 E Ridge Rd, 
      Mcallen, TX 
       (1.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Kevin Mcmahon is a Neurologist in Mcallen, Texas. Dr. Mcmahon is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Generalized Tonic-Clonic Seizure, Seizures, Cerebellar Degeneration, and Vitamin B12 Deficiency Anemia. Dr. Mcmahon is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      Texas Oncology PA

      1901 S 2nd St, 
      Mcallen, TX 
       (1.4 miles away)
      Languages Spoken:
      English, Spanish
      Accepting New Patients
      Offers Telehealth

      Alvaro Restrepo is an Oncologist in Mcallen, Texas. Dr. Restrepo is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Colorectal Cancer, Paget Disease of the Breast, Colorectal Cancer, and Adult Soft Tissue Sarcoma. Dr. Restrepo is currently accepting new patients.

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

      Texas Oncology PA

      1901 S 2nd St, 
      Mcallen, TX 
       (1.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Suresh Ratnam is a Hematologist and an Oncologist in Mcallen, Texas. Dr. Ratnam is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Familial Prostate Cancer, and Prostate Cancer.

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

      Texas Oncology PA

      1901 S 2nd St, 
      Mcallen, TX 
       (1.4 miles away)
      Languages Spoken:
      English, Arabic, French, Spanish
      Accepting New Patients
      Offers Telehealth

      Ghanem Daghestani is a Hematologist Oncology specialist and an Oncologist in Mcallen, Texas. Dr. Daghestani is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Paget Disease of the Breast, and Inflammatory Breast Cancer. Dr. Daghestani is currently accepting new patients.

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

      Texas Oncology PA

      1901 S 2nd St, 
      Mcallen, TX 
       (1.4 miles away)
      Languages Spoken:
      English, Spanish
      Accepting New Patients
      Offers Telehealth

      Guillermo Lazo-Diaz is an Oncologist and a Hematologist in Mcallen, Texas. Dr. Lazo-Diaz is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Familial Colorectal Cancer, Thrombocytopenia, Hemangioma Thrombocytopenia Syndrome, and Immune Thrombocytopenic Purpura (ITP). Dr. Lazo-Diaz is currently accepting new patients.

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

      Texas Oncology PA

      1901 S 2nd St, 
      Mcallen, TX 
       (1.4 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Joyce Villasenor-Rocha is a Nurse Practitioner in Mcallen, Texas. Ms. Villasenor-Rocha 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. Villasenor-Rocha is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency

      South Texas Neurological Center, P.A.

      1910 S 1st St, Suite 200, 
      Mcallen, TX 
       (1.4 miles away)
      Languages Spoken:
      English, Spanish
      Accepting New Patients
      Offers Telehealth

      Ruy Mireles-Quintanilla is a Neurologist in Mcallen, Texas. Dr. Mireles-Quintanilla is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Memory Loss, Seizures, Parkinson's Disease, and Progressive Myoclonic Epilepsy. Dr. Mireles-Quintanilla is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency
      222 E Ridge Rd, 
      Mcallen, TX 
       (1.4 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Angelito De Dios is a Nephrologist in Mcallen, Texas. Dr. De Dios is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Acute Kidney Failure, Chronic Kidney Disease, and High Potassium Level. Dr. De Dios is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Family Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine
      1301 W Sam Houston Blvd, Unit A, 
      Pharr, TX 
       (2.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Alfredo Gonzalez is a primary care provider, practicing in Family Medicine in Pharr, Texas. Dr. Gonzalez 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), High Cholesterol, Vitamin D Deficiency, and Maturity Onset Diabetes of the Young. Dr. Gonzalez is currently accepting new patients.

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

      Elite Functional Health PLLC

      2215 W Fern Ave, Suiteb, 
      Mcallen, TX 
       (2.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Linda Esquivel is a primary care provider, practicing in Family Medicine in Mcallen, Texas. Dr. Esquivel is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are High Cholesterol, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Esquivel is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Experienced in Vitamin B12 Deficiency
      502 S Cage Blvd, 
      Pharr, TX 
       (2.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Maximiliano Hernandez is a primary care provider, practicing in Internal Medicine in Pharr, Texas. Dr. Hernandez is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Psoriatic Arthritis, Psoriasis, Type 2 Diabetes (T2D), and Gastroparesis. Dr. Hernandez is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      502 S Cage Blvd, 
      Pharr, TX 
       (2.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Manuel Mercado is a primary care provider, practicing in Internal Medicine in Pharr, Texas. Dr. Mercado 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), Enlarged Liver, Hypertensive Heart Disease, and Pediatric Myocarditis. Dr. Mercado is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Family Medicine | Sleep Medicine
      Experienced in Vitamin B12 Deficiency
      Family Medicine | Sleep Medicine

      Palm Valley Medical Clinic PA

      5140 N 10th St, 
      Mcallen, TX 
       (3.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Noel Lopez is a Sleep Medicine provider in Mcallen, Texas. Dr. Lopez is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Vitamin D Deficiency, Obstructive Sleep Apnea, and Vitamin B12 Deficiency. Dr. Lopez is currently accepting new patients.

      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      Experienced in Vitamin B12 Deficiency
      Internal Medicine
      5114 N 10th St, 
      Mcallen, TX 
       (3.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Pedro Arrazola is a primary care provider, practicing in Internal Medicine in Mcallen, Texas. Dr. Arrazola is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Type 1 Diabetes (T1D), Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension. Dr. Arrazola is currently accepting new patients.

      Showing 1-20 of 50

      Last Updated: 01/09/2026

      When should I see a Vitamin B12 Deficiency doctor near Mcallen, TX?

      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 Mcallen, TX?

      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 Mcallen, TX?

      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 Mcallen, TX?

      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 Mcallen, TX?

      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 Mcallen, TX?

      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 Mcallen, TX?

      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