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

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 116 doctor with experience in Vitamin B12 Deficiency near la puente, CA. Of these, 98 are Experienced and 18 are Advanced.

Location
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116 providers found
    Experienced in Vitamin B12 Deficiency
    Experienced in Vitamin B12 Deficiency
    Referral may be required

    City Of Hope West Covina

    1250 S Sunset Ave Ste 303, 
    West Covina, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Cary Presant is an Oncologist practicing medicine in West Covina, California. Dr. Presant is rated as an Experienced provider 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 Virilizing Ovarian Tumor, Ovarian Carcinosarcoma, Posterior Fossa Tumor, and Primitive Neuroectodermal Tumor (PNET).

    Experienced in Vitamin B12 Deficiency
    Geriatrics | Physician Assistant
    Experienced in Vitamin B12 Deficiency
    Geriatrics | Physician Assistant
    Referral may be required

    Vital Health Medical Group, Inc.

    2418 S Azusa Ave, 
    West Covina, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Marcel Filart is a Geriatrics specialist and a Physician Assistant practicing medicine in West Covina, California. Filart, PA is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Sepsis, Dehydration, Schizoaffective Disorder, Gastrostomy, and Prostatectomy. Filart, PA is board certified in American Board Of Internal Medicine. Filart, PA is currently accepting new patients.

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

    Office

    13909 Amar Rd Ste B, 
    La Puente, CA 
     (2.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    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. 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). Dr. Arenas is currently accepting new patients.

    Learn about our expert tiers
    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 
     (9.4 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
    Advanced in Vitamin B12 Deficiency
    Referral may be required

    Citrus Treatment Center

    1135 S Sunset Ave Ste 207, 
    West Covina, CA 
     (3.3 miles away)
    Languages Spoken:
    English

    Brian Leberthon is a Hematologist practicing medicine in West Covina, California. Dr. Leberthon is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Polycythemia Vera, Anemia, End-Stage Renal Disease (ESRD), and Gastroesophageal Junction Cancer.

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

    Wellness And Care Medical Inc

    1661 Hanover Rd Ste 201, 
    City Of Industry, CA 
     (4.2 miles away)
    Languages Spoken:
    English

    Yi Wang is a primary care provider, practicing in Family Medicine in City Of Industry, California. Dr. Wang 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 Hospital-Acquired Pneumonia, Atypical Pneumonia, Renovascular Hypertension, Gastrostomy, and Colonoscopy.

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

    Metyas, Samy, M.D., Inc.

    500 W San Bernardino Rd, 
    Covina, CA 
     (5.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Samy Metyas is a Rheumatologist practicing medicine in Covina, California. Dr. Metyas is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 54 other conditions, according to our data. His clinical expertise encompasses Fibromyalgia, Rheumatoid Arthritis (RA), Osteoporosis, and Postmenopausal Osteoporosis. Dr. Metyas is board certified in American Board Of Internal Medicine. Dr. Metyas is currently accepting new patients.

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

    Office

    2425 S Azusa Ave, 
    West Covina, CA 
     (2.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Armen Nercessian is a primary care provider, practicing in Family Medicine in West Covina, California. Dr. Nercessian is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Type 2 Diabetes (T2D). Dr. Nercessian is currently accepting new patients.

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

    Office

    1220 S Glendora Ave, 
    West Covina, CA 
     (2.5 miles away)
    Languages Spoken:
    English

    Harold Gomez is a Nurse Practitioner practicing medicine in West Covina, California. Gomez, NP is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Vitamin B12 Deficiency, Histidinemia, and Lung Nodules.

    Experienced in Vitamin B12 Deficiency
    Obstetrics and Gynecology
    Experienced in Vitamin B12 Deficiency
    Obstetrics and Gynecology
    Referral may be required

    San Gabriel Valley Perinatal Medical Group, Inc

    1135 S Sunset Ave, 
    West Covina, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Richard Burwick is an Obstetrics and Gynecologist practicing medicine in West Covina, California. Dr. Burwick is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses HELLP Syndrome, Preeclampsia, Polyhydramnios, and Atypical Hemolytic Uremic Syndrome (aHUS). Dr. Burwick is board certified in American Board Of Obstetrics And Gynecology. Dr. Burwick is currently accepting new patients.

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

    Lakshman D. Makandura Md., Inc.

    910 S Sunset Ave, 
    West Covina, CA 
     (3.1 miles away)
    Languages Spoken:
    English

    Lakshman Makandura is a primary care provider, practicing in Internal Medicine in West Covina, California. Dr. Makandura is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 38 other conditions, according to our data. His clinical expertise encompasses Osteomyelitis in Children, Esophagitis, Type 2 Diabetes (T2D), Gastrostomy, and Endoscopy. Dr. Makandura is board certified in American Board Of Internal Medicine.

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

    Emanate Health Queen Of The Valley Hospital

    1115 S Sunset Ave, 
    West Covina, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Naveed Khan is an Oncologist practicing medicine in West Covina, California. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Thrombocytopenia, Familial Colorectal Cancer, Colorectal Cancer, Pacemaker Implantation, and Endoscopy.

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

    1 Community Wellness & Health Inc

    14461 Merced Ave Ste 203, 
    Baldwin Park, CA 
     (3.7 miles away)
    Languages Spoken:
    English

    Evelyn Basco is a primary care provider, practicing in Family Medicine in Baldwin Park, California. Dr. Basco is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Hypertensive Heart Disease, Pediatric Myocarditis, Enlarged Liver, and Osteoarthritis.

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

    Metyas, Samy, M.D., Inc.

    500 W San Bernardino Rd, 
    Covina, CA 
     (5.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Christina Chen is a Rheumatologist practicing medicine in Covina, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 28 other conditions, according to our data. Her clinical expertise encompasses Fibromyalgia, Sjogren Syndrome, Psoriasis, and Postmenopausal Osteoporosis. Dr. Chen is board certified in American Board Of Internal Medicine. Dr. Chen is currently accepting new patients.

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

    Optum - Monrovia

    831 E Huntington Dr, 
    Monrovia, CA 
     (8.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Mahin Ghanevati is a primary care provider, practicing in Family Medicine in Monrovia, California. Dr. Ghanevati is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 29 other conditions, according to our data. Her clinical expertise encompasses Obesity, Vitamin D Deficiency, High Cholesterol, Obesity in Children, and Intrauterine Device Insertion. Dr. Ghanevati is board certified in American Osteopathic Board Family Medicine. Dr. Ghanevati 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 
     (9.7 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
    Hematology | Oncology
    Experienced in Vitamin B12 Deficiency
    Hematology | Oncology
    Referral may be required

    The Oncology Institute

    11525 Brookshire Ave Ste 202, 
    Downey, CA 
     (11.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Dilruba Haque is a Hematologist and an Oncologist practicing medicine in Downey, California. Dr. Haque is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 31 other conditions, according to our data. Her clinical expertise encompasses Rhabdomyosarcoma Embryonal, Undifferentiated Pleomorphic Sarcoma, Adult Soft Tissue Sarcoma, and Non-Hodgkin Lymphoma.

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

    Oncology Physicians Network Of California PC

    1910 Royalty Dr, 
    Pomona, CA 
     (12.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Behnam Ebrahimi is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Ebrahimi 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 Small Cell Lung Cancer (SCLC), Breast Cancer, Thrombocytopenia, and Lung Cancer. Dr. Ebrahimi is board certified in American Board Of Internal Medicine.

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

    Boston Medical And Surgical Dermatology

    247 W San Bernardino Rd, 
    Covina, CA 
     (5.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shahnawaz Jaffer is a Gastroenterologist practicing medicine in Covina, California. Dr. Jaffer is rated as an Advanced provider 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 VIPoma, Diverticular Disease, Esophagitis, Colonoscopy, and Gastrectomy.

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

    The Oncology Institute Of Hope And Innovation

    101 E. Beverly Blvd., Ste 200, 
    Montebello, CA 
     (8.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ravin Rupani is an Oncologist and a Hematologist practicing medicine in Montebello, California. Dr. Rupani is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Myelodysplastic Syndrome (MDS), Paget Disease of the Breast, Breast Cancer, and Familial Colorectal Cancer. Dr. Rupani is board certified in Internal Medicine (Sub: Medical Oncology), Internal Medicine (Sub: Hematology), and Internal Medicine. Dr. Rupani is currently accepting new patients.

    Showing 1-20 of 116

    Last Updated: 09/26/2026

    When should I see a Vitamin B12 Deficiency doctor near la puente, 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 la puente, 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 la puente, 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 la puente, 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 la puente, 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 la puente, 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 la puente, 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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