The 20 Best Vitamin B12 Deficiency Doctors in Spain

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 43 doctor with experience in Vitamin B12 Deficiency near Spain. Of these, 35 are Experienced and 8 are Advanced.

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43 providers found
    Advanced in Vitamin B12 Deficiency

    Maite Garrigos-Lopez
    Advanced in Vitamin B12 Deficiency

    Maite Garrigos-Lopez
    Madrid, MD, ES 

    Maite Garrigos-Lopez practices practicing medicine in Madrid, Spain. Ms. Garrigos-Lopez is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Magnesium Deficiency, Vitamin B12 Deficiency, Vitamin B12 Deficiency Anemia, and Malnutrition.

    Advanced in Vitamin B12 Deficiency

    Emilio Flores
    Advanced in Vitamin B12 Deficiency

    Emilio Flores
    Elche, VC, ES 

    Emilio Flores practices practicing medicine in Elche, Spain. Mr. Flores is rated as an Advanced expert 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 Magnesium Deficiency, Vitamin B12 Deficiency, Vitamin B12 Deficiency Anemia, and Malnutrition.

    Advanced in Vitamin B12 Deficiency

    Maria Salinas-Casta
    Advanced in Vitamin B12 Deficiency

    Maria Salinas-Casta
    San Juan De Alicante, VC, ES 

    Maria Salinas-Casta practices practicing medicine in San Juan De Alicante, Spain. Ms. Salinas-Casta is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Magnesium Deficiency, Vitamin B12 Deficiency, Vitamin B12 Deficiency Anemia, and Malnutrition.

    Learn about our expert tiers
    Advanced in Vitamin B12 Deficiency

    Teresa Cuesta-Sanz
    Advanced in Vitamin B12 Deficiency

    Teresa Cuesta-Sanz
    Madrid, MD, ES 

    Teresa Cuesta-Sanz practices practicing medicine in Madrid, Spain. Ms. Cuesta-Sanz is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency, Vitamin B12 Deficiency Anemia, and Malnutrition.

    Advanced in Vitamin B12 Deficiency

    Tomas Gascon-Gomez
    Advanced in Vitamin B12 Deficiency

    Tomas Gascon-Gomez
    Madrid, MD, ES 

    Tomas Gascon-Gomez practices practicing medicine in Madrid, Spain. Mr. Gascon-Gomez is rated as an Advanced expert 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 Vitamin B12 Deficiency, Vitamin B12 Deficiency Anemia, Sjogren Syndrome, and Malnutrition.

    Advanced in Vitamin B12 Deficiency

    Esperanza Mayor-Escortell
    Advanced in Vitamin B12 Deficiency

    Esperanza Mayor-Escortell
    Madrid, MD, ES 

    Esperanza Mayor-Escortell practices practicing medicine in Madrid, Spain. Ms. Mayor-Escortell is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency and Vitamin B12 Deficiency Anemia.

    Advanced in Vitamin B12 Deficiency

    Sofia Elustondo-Garrido
    Advanced in Vitamin B12 Deficiency

    Sofia Elustondo-Garrido
    Madrid, MD, ES 

    Sofia Elustondo-Garrido practices practicing medicine in Madrid, Spain. Ms. Elustondo-Garrido is rated as an Advanced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Vitamin B12 Deficiency, Varicose Veins, and Vitamin B12 Deficiency Anemia.

    Advanced in Vitamin B12 Deficiency

    Jesus Fernandez-Martin
    Advanced in Vitamin B12 Deficiency

    Jesus Fernandez-Martin
    1st La Bola St, 
    Madrid, MD, ES 

    Jesus Fernandez-Martin practices practicing medicine in Madrid, Spain. Mr. Fernandez-Martin is rated as an Advanced expert 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 Vitamin B12 Deficiency, Osteoarthritis, Arthritis, and Major Depression.

    Experienced in Vitamin B12 Deficiency

    Raquel Morras-Banos
    Experienced in Vitamin B12 Deficiency

    Raquel Morras-Banos
    Madrid, MD, ES 

    Raquel Morras-Banos practices practicing medicine in Madrid, Spain. Ms. Morras-Banos is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Vitamin B12 Deficiency and Vitamin B12 Deficiency Anemia.

    Experienced in Vitamin B12 Deficiency

    Elena Villalba-Natera
    Experienced in Vitamin B12 Deficiency

    Elena Villalba-Natera
    Madrid, MD, ES 

    Elena Villalba-Natera practices practicing medicine in Madrid, Spain. Ms. Villalba-Natera is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Movement Disorders, Parkinson's Disease, Drug Induced Dyskinesia, Thalamotomy, and Thrombectomy.

    Experienced in Vitamin B12 Deficiency

    Jose A. Delgado
    Experienced in Vitamin B12 Deficiency

    Jose A. Delgado
    Palma, PM, ES 

    Jose Delgado practices practicing medicine in Palma, Spain. Mr. Delgado is rated as an Experienced expert 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 Vitamin B12 Deficiency Anemia, Vitamin B12 Deficiency, Malnutrition, and Neonatal Hypothyroidism.

    Experienced in Vitamin B12 Deficiency

    Natalia Ubeda
    Experienced in Vitamin B12 Deficiency

    Natalia Ubeda
    Boadilla Del Monte, MD, ES 

    Natalia Ubeda practices practicing medicine in Boadilla Del Monte, Spain. Ms. Ubeda is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Malabsorption, Folate Deficiency, Celiac Disease, and Vitamin B12 Deficiency.

    Experienced in Vitamin B12 Deficiency

    Alvaro Rivada-Martin
    Experienced in Vitamin B12 Deficiency

    Alvaro Rivada-Martin
    Santa Cruz De Tenerife, CN, ES 

    Alvaro Rivada-Martin practices practicing medicine in Santa Cruz De Tenerife, Spain. Mr. Rivada-Martin is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Subependymal Nodular Heterotopia, 3-Hydroxy-3-Methylglutaryl-CoA Lyase Deficiency, Inborn Renal Aminoaciduria, and Propionic Acidemia.

    Experienced in Vitamin B12 Deficiency

    Fernando Gomollon
    Experienced in Vitamin B12 Deficiency

    Fernando Gomollon
    Blesa, AR, ES 

    Fernando Gomollon practices practicing medicine in Blesa, Spain. Mr. Gomollon is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Viral Gastroenteritis, Colitis, Crohn's Disease, Colonoscopy, and Endoscopy.

    Experienced in Vitamin B12 Deficiency

    Inigo Corral
    Experienced in Vitamin B12 Deficiency

    Inigo Corral
    Madrid, MD, ES 

    Inigo Corral practices practicing medicine in Madrid, Spain. Mr. Corral is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Anton Syndrome, Myelitis, Encephalitis, and Meningitis.

    Experienced in Vitamin B12 Deficiency

    Gonzalo J. Palacios
    Experienced in Vitamin B12 Deficiency

    Gonzalo J. Palacios
    Madrid, MD, ES 

    Gonzalo Palacios practices practicing medicine in Madrid, Spain. Mr. Palacios is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Vitamin B12 Deficiency Anemia, Folate Deficiency, Malnutrition, and Vitamin B12 Deficiency.

    Experienced in Vitamin B12 Deficiency

    Gregorio Moreiras-Varela
    Experienced in Vitamin B12 Deficiency

    Gregorio Moreiras-Varela
    Boadilla Del Monte, MD, ES 

    Gregorio Moreiras-Varela practices practicing medicine in Boadilla Del Monte, Spain. Mr. Moreiras-Varela is rated as an Experienced expert 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 Folate Deficiency, Obesity, Malnutrition, and Hearing Loss.

    Experienced in Vitamin B12 Deficiency

    Elvira Villarroya-Canedo
    Experienced in Vitamin B12 Deficiency

    Elvira Villarroya-Canedo
    Nino Jesus, MD, ES 

    Elvira Villarroya-Canedo practices practicing medicine in Nino Jesus, Spain. Ms. Villarroya-Canedo is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Hereditary Fructose Intolerance, Phosphomannoisomerase Deficiency, Medium-Chain Acyl-CoA Dehydrogenase Deficiency, Epilepsy in Children, and Gastrostomy.

    Experienced in Vitamin B12 Deficiency

    Marcela Gross-Gonzalez
    Experienced in Vitamin B12 Deficiency

    Marcela Gross-Gonzalez
    Madrid, MD, ES 

    Marcela Gross-Gonzalez practices practicing medicine in Madrid, Spain. Ms. Gross-Gonzalez is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Obesity, Obesity in Children, Malnutrition, and Abdominal Obesity Metabolic Syndrome.

    Experienced in Vitamin B12 Deficiency

    Pedro Sala-Ruiz
    Experienced in Vitamin B12 Deficiency

    Pedro Sala-Ruiz
    Madrid, MD, ES 

    Pedro Sala-Ruiz practices practicing medicine in Madrid, Spain. Mr. Sala-Ruiz is rated as an Experienced expert by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Propionic Acidemia, Methylmalonic Acidemia, Glutaric Acidemia Type 2, and Homocystinuria.

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 43

    Last Updated: 04/28/2026

    When should I see a Vitamin B12 Deficiency doctor in Spain?

    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 Spain?

    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 do I find the best Vitamin B12 Deficiency doctor in Spain?

    You can find a Vitamin B12 Deficiency doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank Vitamin B12 Deficiency doctors in Spain?

    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 Spain?

    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 Spain?

    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 Spain?

    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 Spain?

    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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