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

Find the Top Vitamin B12 Deficiency Anemia Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 95 doctor with experience in Vitamin B12 Deficiency Anemia near Glendora, CA. Of these, 89 are Experienced and 6 are Advanced.

Location
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95 providers found
    Advanced in Vitamin B12 Deficiency Anemia
    Family Medicine
    Advanced in Vitamin B12 Deficiency Anemia
    Family Medicine

    Paul S. Usborne, MD

    256 W San Bernardino Rd, 
    Covina, CA 
     (3.6 miles away)
    Experience:
    24+ years
    Languages Spoken:
    English
    Offers Telehealth

    Paul Usborne is a primary care provider, practicing in Family Medicine in Covina, California. He has been practicing medicine for over 24 years. Dr. Usborne is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Multiple Carboxylase Deficiency, Folate Deficiency, Vitamin B12 Deficiency Anemia, and Subacute Combined Degeneration. Dr. Usborne is board certified in American Board Of Family Medicine.

    Experienced in Vitamin B12 Deficiency Anemia
    Internal Medicine | Pulmonary Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    Internal Medicine | Pulmonary Medicine

    Emanate Health Medical Group

    412 W Carroll Ave, 
    Glendora, CA 
     (0.3 miles away)
    Experience:
    41+ years
    Languages Spoken:
    English
    Offers Telehealth

    Vijay Patel is a primary care provider, practicing in Internal Medicine and Pulmonary Medicine in Glendora, California. He has been practicing medicine for over 41 years. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Chronic Kidney Disease, End-Stage Renal Disease (ESRD), Vitamin D Deficiency, Fish-Eye Disease, and Gastrostomy. Dr. Patel is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency Anemia
    Experienced in Vitamin B12 Deficiency Anemia

    Christopher Kassar,do Inc

    210 S Grand Ave, 
    Glendora, CA 
     (0.4 miles away)
    Experience:
    13+ years
    Languages Spoken:
    English

    Christopher Kassar is a primary care provider, practicing in Family Medicine in Glendora, California. He has been practicing medicine for over 13 years. Dr. Kassar is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. His clinical expertise encompasses Obesity in Children, Acrospiroma, Food Allergy, and Osteomyelitis in Children. Dr. Kassar is board certified in American Osteopathic Board Family Medicine.

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

    Ibrahim I. Hanna Md. Inc.

    640 W Foothill Blvd, 
    Glendora, CA 
     (0.6 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English

    Ibrahim Hanna is a primary care provider, practicing in Internal Medicine in Glendora, California. He has been practicing medicine for over 44 years. Dr. Hanna is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. His clinical expertise encompasses Autoerythrocyte Sensitivity, Gardner-Diamond Syndrome, Purpura, and Type 2 Diabetes (T2D). Dr. Hanna is board certified in American Board Of Internal Medicine.

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

    Office

    1343 E Gladstone St Ste 100, 
    Glendora, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Yen Lai is a primary care provider, practicing in Family Medicine in Glendora, California. Dr. Lai is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Aromatase Deficiency, Renal Hypomagnesemia Type 2, Methylmalonic Acidemia with Homocystinuria, and Homocystinuria.

    Experienced in Vitamin B12 Deficiency Anemia
    Hematology
    Experienced in Vitamin B12 Deficiency Anemia
    Hematology

    Office

    412 W Carroll Ave Ste 108, 
    Glendora, CA 
     (2.0 miles away)
    Languages Spoken:
    English

    Michelle El is a Hematologist practicing medicine in Glendora, California. Dr. El is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Thrombocytopenia, Anemia, Deep Vein Thrombosis, and Blood Clots.

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

    Optum - Glendora

    2025 E Route 66, 
    Glendora, CA 
     (2.3 miles away)
    Experience:
    12+ years
    Languages Spoken:
    English
    Offers Telehealth

    Ha Tran is a primary care provider, practicing in Family Medicine in Glendora, California. She has been practicing medicine for over 12 years. Dr. Tran is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Vasoconstriction, Fragile X Syndrome, Type 2 Diabetes (T2D), and Osteomyelitis in Children. Dr. Tran is board certified in American Board Of Family Medicine.

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

    Mallu C. Reddy M.D., Inc

    459 S Azusa Ave, 
    Azusa, CA 
     (2.9 miles away)
    Experience:
    37+ years
    Languages Spoken:
    English
    Offers Telehealth

    Mallu Reddy is a primary care provider, practicing in Internal Medicine in Azusa, California. He has been practicing medicine for over 37 years. Dr. Reddy is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 45 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Hypertension, Glucocorticoid-Remediable Aldosteronism, Endoscopy, and Gastrostomy. Dr. Reddy is board certified in American Board Of Internal Medicine.

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

    J Gabriel Castellanos, MD Inc.

    234 E Badillo St, 
    Covina, CA 
     (3.7 miles away)
    Experience:
    43+ years
    Languages Spoken:
    English

    Jose Castellanos is a primary care provider, practicing in Family Medicine in Covina, California. He has been practicing medicine for over 43 years. Dr. Castellanos is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension. Dr. Castellanos is board certified in American Board Of Family Medicine.

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

    Radhika Tulpule Md.

    110 N 4th Ave, 
    Covina, CA 
     (3.8 miles away)
    Experience:
    48+ years
    Languages Spoken:
    English

    Radhika Tulpule is a primary care provider, practicing in Internal Medicine in Covina, California. She has been practicing medicine for over 48 years. Dr. Tulpule is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Apparent Mineralocorticoid Excess, Type 2 Diabetes (T2D), Familial Hyperaldosteronism, Gastrostomy, and Ureteroscopy. Dr. Tulpule is board certified in American Board Of Internal Medicine.

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

    Hani Hashem, MD Inc

    546 W Badillo St, 
    Covina, CA 
     (4.0 miles away)
    Experience:
    32+ years
    Languages Spoken:
    English
    Offers Telehealth

    Hani Hashem is a primary care provider, practicing in Internal Medicine in Covina, California. He has been practicing medicine for over 32 years. Dr. Hashem is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Refsum Disease, Infantile Refsum Disease, Autoerythrocyte Sensitivity, and Purpura. Dr. Hashem is board certified in American Board Of Internal Medicine.

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

    CBC Rose Clinic Pharmacy

    420 W Rowland St, 
    Covina, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Jerry Cimmarusti is a primary care provider, practicing in Internal Medicine in Covina, California. Dr. Cimmarusti is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. His clinical expertise encompasses Subacute Combined Degeneration, Glossitis, Pernicious Anemia, and Hypertension.

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

    Optum - Covina Main

    420 W Rowland St, 
    Covina, CA 
     (4.4 miles away)
    Experience:
    42+ years
    Languages Spoken:
    English
    Offers Telehealth

    Joseph Alonzo is a primary care provider, practicing in Internal Medicine in Covina, California. He has been practicing medicine for over 42 years. Dr. Alonzo is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Gardner-Diamond Syndrome, Autoerythrocyte Sensitivity, and Purpura. Dr. Alonzo is board certified in American Board Of Internal Medicine.

    Experienced in Vitamin B12 Deficiency Anemia
    Experienced in Vitamin B12 Deficiency Anemia

    Irina Chilian, M.D.

    1500 Duarte Rd, 
    Duarte, CA 
     (6.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Irina Chilian is a Neurologist practicing medicine in Duarte, California. Dr. Chilian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Posterior Fossa Tumor, Peripheral Neuropathy, Muscle Invasive Bladder Cancer, and Memory Loss.

    Experienced in Vitamin B12 Deficiency Anemia
    General Practice | Internal Medicine
    Experienced in Vitamin B12 Deficiency Anemia
    General Practice | Internal Medicine

    Office

    1840 N Hacienda Blvd Ste 6, 
    La Puente, CA 
     (8.3 miles away)
    Languages Spoken:
    English

    Jesus Arenas is a primary care provider, practicing in General Practice and Internal Medicine in La Puente, California. Dr. Arenas is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Arthritis, Hypertensive Heart Disease, Enlarged Liver, and Type 2 Diabetes (T2D).

    Experienced in Vitamin B12 Deficiency Anemia
    Experienced in Vitamin B12 Deficiency Anemia

    West Coast Neurology

    1015 North First Ave, 
    Arcadia, CA 
     (9.4 miles away)
    Languages Spoken:
    English

    Kenneth Wogensen is a Neurologist practicing medicine in Arcadia, California. Dr. Wogensen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Neurotoxicity Syndromes, Autosomal Dominant Partial Epilepsy with Auditory Features, Primary Familial Brain Calcification, and Olivopontocerebellar Atrophy.

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

    Southern California Medical Centers Inc.

    12100 Valley Blvd Ste 109A, 
    El Monte, CA 
     (9.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Nona Ahankoob is a primary care provider, practicing in Internal Medicine in El Monte, California. Dr. Ahankoob is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Vitamin D Deficiency, High Cholesterol, Obesity, and Type 2 Diabetes (T2D). Dr. Ahankoob is currently accepting new patients.

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

    Anabi Medical Corporation

    160 E Artesia St, 
    Pomona, CA 
     (7.8 miles away)
    Languages Spoken:
    English

    Samir Anabi is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Anabi is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Gangrene, Cellulitis, Breast Cancer, Gastrostomy, and Endoscopy. Dr. Anabi is board certified in American Board Of Internal Medicine.

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

    Office

    1601 Monte Vista Ave Ste 100, 
    Claremont, CA 
     (8.6 miles away)
    Languages Spoken:
    English

    Victor Alvarez is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Alvarez is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Vitamin D Deficiency, Cirrhosis, and Familial Combined Hyperlipidemia.

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

    La Verne Medical Urgent Care

    1234 Foothill Blvd, 
    La Verne, CA 
     (5.1 miles away)
    Experience:
    20+ years
    Languages Spoken:
    English

    Asif Siddiq is a primary care provider, practicing in Family Medicine in La Verne, California. He has been practicing medicine for over 20 years. Dr. Siddiq is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency Anemia. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Acute Cystitis, Tracheitis, Lymphangitis, and Tietz Syndrome. Dr. Siddiq is board certified in American Board Of Family Medicine.

    Showing 1-20 of 95

    Last Updated: 04/28/2026

    What is the definition of Vitamin B12 Deficiency Anemia?

    Anemia is a condition in which the body does not have enough healthy red blood cells. Red blood cells provide oxygen to body tissues. There are many types of anemia.

    Vitamin B12 deficiency anemia is a low red blood cell count due to a lack (deficiency) of vitamin B12.

    When should I see a Vitamin B12 Deficiency Anemia doctor near Glendora, 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 Anemia doctor near Glendora, 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 Anemia doctors near Glendora, 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 Anemia doctors near Glendora, 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 Anemia doctor near Glendora, 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 Anemia doctor search results page. 

    Why is it important to get a second opinion from a different Vitamin B12 Deficiency Anemia 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 Anemia doctor near Glendora, 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 Anemia 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 Anemia 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 Anemia doctors near Glendora, CA?

    Look for the filter feature on the left side of the Vitamin B12 Deficiency Anemia 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 Anemia doctor that offers video calls?

    Look for the filter feature on the left-side of the Vitamin B12 Deficiency Anemia 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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