The 20 Best Vitamin B12 Deficiency Doctors Near Me in pasadena, CA

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 184 doctor with experience in Vitamin B12 Deficiency near pasadena, CA. Of these, 155 are Experienced, 27 are Advanced and 2 are Distinguished.

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184 providers found
    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Internal Medicine

    Pacific Shores Medical Group, Inc.

    222 W Eulalia St, 
    Glendale, CA 
     (6.6 miles away)
    Languages Spoken:
    English, Armenian, French, Portuguese, Spanish
    Accepting New Patients
    Offers Telehealth

    Kalust Ucar is a primary care provider, practicing in Internal Medicine in Glendale, California. Dr. Ucar is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 66 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Iron Deficiency Anemia, Childhood Iron Deficiency Anemia, and Colorectal Cancer. Dr. Ucar is board certified in Internal Medicine (Sub: Medical Oncology), Internal Medicine (Sub: Hematology), American Board Of Internal Medicine, and Internal Medicine. Dr. Ucar is currently accepting new patients.

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

    Oncology Physicians Network Of California PC

    50 Alessandro Pl, 
    Pasadena, CA 
     (1.2 miles away)
    Languages Spoken:
    English, Mandarin, Spanish
    Accepting New Patients
    Offers Telehealth

    Ronald Tang is a Hematologist and an Oncologist practicing medicine in Pasadena, California. Dr. Tang 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 Paget Disease of the Breast, Breast Cancer, Cervical Cancer, and Inflammatory Breast Cancer. Dr. Tang is board certified in Internal Medicine (Sub: Medical Oncology), American Board Internal Medicine, and Internal Medicine. Dr. Tang is currently accepting new patients.

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

    Complete Care Community Health Center

    2595 E. Washington Blvd. Ste 106, 
    Pasedena, CA 
     (3.4 miles away)
    Languages Spoken:
    English

    Alwyn Samson is a Nurse Practitioner practicing medicine in Pasedena, California. Samson, NP is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses ALK-Positive Non-Small Cell Lung Cancer, Febrile Neutropenia, Saddle Pulmonary Embolism, and Myeloproliferative Neoplasms (MPN).

    Learn about our expert tiers
    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency
    Referral may be required

    Bruce B. Bagheri, MD Private Practice

    Glendale, CA 
     (4.1 miles away)
    Languages Spoken:
    English, Farsi, Spanish
    Accepting New Patients
    Offers Telehealth

    Bruce Bagheri is a Cardiologist practicing medicine in Glendale, California. Dr. Bagheri is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Sick Sinus Syndrome, Arrhythmias, Familial Ventricular Tachycardia, Bone Graft, and Vertebroplasty. Dr. Bagheri is board certified in Internal Medicine (Sub: Cardiovascular Disease) and Internal Medicine. Dr. Bagheri is currently accepting new patients.

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

    Pacific Horizon Medical Center Inc.

    316 E Las Tunas Dr Ste 102, 
    San Gabriel, CA 
     (4.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Zhi Zeng is a primary care provider, practicing in Internal Medicine in San Gabriel, California. Dr. Zeng 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 Vertigo, Varicose Veins, Heart Murmurs, and Insomnia. Dr. Zeng is currently accepting new patients.

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

    Samuel W. Chung, M.D.

    301 W Huntington Dr Ste 400, 
    Arcadia, CA 
     (5.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Samuel Chung is an Oncologist practicing medicine in Arcadia, California. Dr. Chung is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Posterior Fossa Tumor, and Primitive Neuroectodermal Tumor (PNET).

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

    Zainab Mahmoud, MD Inc.

    301 S Fair Oaks Ave, 
    Pasadena, CA 
     (0.6 miles away)
    Languages Spoken:
    English

    Zainab Mahmoud is a primary care provider, practicing in Family Medicine in Pasadena, California. Dr. Mahmoud is rated as an Advanced provider 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 Transcobalamin Deficiency, Abdominal Obesity Metabolic Syndrome, Type B Insulin Resistance Syndrome, and Mitochondrial Complex V Deficiency. Dr. Mahmoud is board certified in American Board Of Family Medicine.

    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    50 Alessandro Place, Suite 310, 
    Pasadena, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Weber Chen is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Chen is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 47 other conditions, according to our data. His clinical expertise encompasses Thrombocytopenia, Familial Colorectal Cancer, Febrile Neutropenia, and Deep Vein Thrombosis. Dr. Chen is board certified in American Board Of Internal Medicine. Dr. Chen is currently accepting new patients.

    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Internal Medicine

    Elisa C. Alvarado MD Inc.

    630 S Raymond Ave Unit 340, 
    Pasadena, CA 
     (1.4 miles away)
    Languages Spoken:
    English

    Elisa Alvarado is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Alvarado is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 47 other conditions, according to our data. Her clinical expertise encompasses Insomnia, Vitamin D Deficiency, Boils, and Folliculitis.

    Advanced in Vitamin B12 Deficiency
    Internal Medicine
    Advanced in Vitamin B12 Deficiency
    Internal Medicine

    Office

    330 S Garfield Ave Ste 248, 
    Alhambra, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Bosheng Qiu is a primary care provider, practicing in Internal Medicine in Alhambra, California. Dr. Qiu is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Hereditary Pancreatitis, Acute Pancreatitis, Childhood Pancreatitis, Gastrostomy, and Colonoscopy.

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

    Ricardo Roman, MD Private Practice

    4708 Eagle Rock Blvd, 
    Los Angeles, CA 
     (4.3 miles away)
    Languages Spoken:
    English

    Ricardo Roman is a Gastroenterologist practicing medicine in Los Angeles, California. Dr. Roman is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Vitamin B12 Deficiency. Dr. Roman is board certified in American Board Of Internal Medicine.

    Advanced in Vitamin B12 Deficiency
    Oncology | Hematology
    Advanced in Vitamin B12 Deficiency
    Oncology | Hematology
    Referral may be required
    1505 Wilson Terrace, Suite 200, 
    Glendale, CA 
     (5.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Boris Bagdasarian is an Oncologist and a Hematologist practicing medicine in Glendale, California. Dr. Bagdasarian is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 117 other conditions, according to our data. His clinical expertise encompasses Agranulocytosis, Chronic Familial Neutropenia, Langerhans Cell Histiocytosis, and Thrombocytopenia. Dr. Bagdasarian is currently accepting new patients.

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

    Comprehensive Oncology Hematology Center

    1505 Wilson Terr, Ste 340, 
    Glendale, CA 
     (5.0 miles away)
    Languages Spoken:
    English, Arabic, Armenian, French
    Accepting New Patients
    Offers Telehealth

    Mihran Shirinian is a Hematologist practicing medicine in Glendale, California. Dr. Shirinian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Acute Erythroid Leukemia (AEL), Febrile Neutropenia, Chronic Myelogenous Leukemia (CML), and Philadelphia-Negative Chronic Myeloid Leukemia. Dr. Shirinian is board certified in Internal Medicine (Sub: Medical Oncology) and Internal Medicine. Dr. Shirinian is currently accepting new patients.

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

    Edmund H. Lew, MD Private Practice

    1505 Wilson Terr, Ste 250, 
    Glendale, CA 
     (5.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Edmund Lew is a primary care provider, practicing in Family Medicine in Glendale, California. Dr. Lew is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Acute Cystitis, Hypothyroidism, Prostatectomy, and Endoscopy. Dr. Lew is board certified in Family Medicine and Family Medicine (Sub: Geriatric Medicine). Dr. Lew is currently accepting new patients.

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

    Comprehensive Community Health Centers, Inc.

    801 S Chevy Chase Dr, Ste 250, 
    Glendale, CA 
     (5.5 miles away)
    Languages Spoken:
    English, Armenian, Russian
    Accepting New Patients

    Ara Airapetian is a primary care provider, practicing in Family Medicine in Glendale, California. Dr. Airapetian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Diabetic Neuropathy, Type 2 Diabetes (T2D), High Cholesterol, and Obesity. Dr. Airapetian is board certified in American Board Of Family Medicine. Dr. Airapetian is currently accepting new patients.

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

    Oncology Physicians Network Of California PC

    959 E Walnut St, 
    Pasadena, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Raymundo Romero is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Romero is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Plasmacytoma, Anemia, Thrombocytopenia, and Non-Hodgkin Lymphoma. Dr. Romero is board certified in American Board Of Internal Medicine. Dr. Romero is currently accepting new patients.

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

    Office

    1060 E Green St Ste 204, 
    Pasadena, CA 
     (1.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Marilynn Moore is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Moore is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 16 other conditions, according to our data. Her clinical expertise encompasses Lung Metastases, Tracheitis, Pneumonia, Gastrostomy, and Endoscopy.

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

    Oncology Physicians Network Of California PC

    50 Alessandro Pl, 
    Pasadena, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Rodolfo Gutierrez is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Gutierrez 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 Febrile Neutropenia, Agranulocytosis, Chronic Familial Neutropenia, and Thrombocytopenia. Dr. Gutierrez is board certified in American Board Internal Medicine.

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

    Jacklin Poladian MD Inc.

    800 Fairmount Ave Ste 420, 
    Pasadena, CA 
     (1.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jacklin Poladian is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Poladian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses High Cholesterol, Subacute Combined Degeneration, Hyperlipidemia Type 3, and Glossitis.

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

    Southern California Internists Medical Group

    1713 E Walnut St, 
    Pasadena, CA 
     (1.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Gregor Paronian is a primary care provider, practicing in Internal Medicine in Pasadena, California. Dr. Paronian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Cirrhosis, Familial Combined Hyperlipidemia, Xanthoma, and Vitamin D Deficiency. Dr. Paronian is board certified in American Board Of Internal Medicine.

    Showing 1-20 of 184

    Last Updated: 09/26/2026

    When should I see a Vitamin B12 Deficiency doctor near pasadena, CA?

    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 pasadena, CA?

    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 pasadena, CA?

    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 pasadena, CA?

    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 pasadena, CA?

    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 pasadena, CA?

    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 pasadena, CA?

    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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