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

Find the Top Vitamin B12 Deficiency Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 25 doctor with experience in Vitamin B12 Deficiency near oxnard, CA. Of these, 20 are Experienced and 5 are Advanced.

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25 providers found
    Experienced in Vitamin B12 Deficiency
    Family Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine

    Phyllis S. Ritchie MD PC

    1100 W Gonzales Rd, 
    Oxnard, CA 
     (1.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Marta Sarransingh is a primary care provider, practicing in Family Medicine in Oxnard, California. Dr. Sarransingh is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Sciatica, Vitamin D Deficiency, and Non-Alcoholic Fatty Liver Disease. Dr. Sarransingh is currently accepting new patients.

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

    Ventura County Hematology-Oncology Specialization

    1700 N Rose Ave, Ste 320, 
    Oxnard, CA 
     (1.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Chirag Dalsania is a Hematologist practicing medicine in Oxnard, California. Dr. Dalsania is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Thrombocytopenia, Immune Thrombocytopenic Purpura (ITP), Adult Immune Thrombocytopenia, and Polycythemia Vera. Dr. Dalsania is board certified in Internal Medicine (Sub: Medical Oncology), Internal Medicine (Sub: Hematology), and Internal Medicine. Dr. Dalsania is currently accepting new patients.

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

    Ventura County Hematology-Oncology Specialization

    1700 N Rose Ave, Ste 320, 
    Oxnard, CA 
     (1.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Fariborz Mortazavi is a Hematologist practicing medicine in Oxnard, California. Dr. Mortazavi is rated as an Advanced 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 Polycythemia Vera, Anemia, Thrombocytopenia, and RUNX1 Familial Platelet Disorder. Dr. Mortazavi is board certified in Internal Medicine (Sub: Medical Oncology), Internal Medicine (Sub: Hematology), and Internal Medicine. Dr. Mortazavi is currently accepting new patients.

    Learn about our expert tiers
    Advanced in Vitamin B12 Deficiency
    Advanced in Vitamin B12 Deficiency
    Referral may be required
    1700 North Rose Avenue, Suite 320, 
    Oxnard, CA 
     (1.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Kevin Chang is a Hematologist practicing medicine in Oxnard, California. Dr. Chang is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 32 other conditions, according to our data. His clinical expertise encompasses Large-Cell Immunoblastic Lymphoma, Anemia, Schnitzler Syndrome, and Monoclonal Gammopathy of Undetermined Significance (MGUS). Dr. Chang is currently accepting new patients.

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

    Spanish Hills Medical Group

    1901 Outlet Center Dr, Ste 200, 
    Oxnard, CA 
     (2.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Sergio Neira is a primary care provider, practicing in Internal Medicine in Oxnard, California. Dr. Neira is rated as an Experienced provider 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 Obesity, Type 2 Diabetes (T2D), Obesity in Children, and Glucocorticoid-Remediable Aldosteronism. Dr. Neira is currently accepting new patients.

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

    Afrouz S. Gerayli, MD Private Practice

    Camarillo, CA 
     (6.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Afrouz Gerayli is a primary care provider, practicing in Internal Medicine in Camarillo, California. Dr. Gerayli is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 22 other conditions, according to our data. Her clinical expertise encompasses Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Degos Disease. Dr. Gerayli is board certified in Internal Medicine. Dr. Gerayli is currently accepting new patients.

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

    Magnolia West

    2220 E Gonzales Rd Ste 120a-b, 
    Oxnard, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Stanley (vcmc) is a primary care provider, practicing in Family Medicine in Oxnard, California. Dr. (vcmc) is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Familial Partial Lipodystrophy, and Congenital Generalized Lipodystrophy. Dr. (vcmc) is board certified in Family Practice-Family Medicine. Dr. (vcmc) is currently accepting new patients.

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

    Magnolia West

    2220 E Gonzales Rd Ste 120A-B, 
    Oxnard, CA 
     (2.9 miles away)
    Languages Spoken:
    English

    Alejandro Andrade is a primary care provider, practicing in Family Medicine in Oxnard, California. Dr. Andrade is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Chronic Kidney Disease, Folate-Deficiency Anemia, Maturity Onset Diabetes of the Young, and Type 2 Diabetes (T2D).

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

    Rose Ave. Family Medical Group A Professional Corp.

    451 W Gonzales Rd Ste 230, 
    Oxnard, CA 
     (2.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Maria Villasenor is a primary care provider, practicing in Family Medicine in Oxnard, California. Dr. Villasenor is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Spider Angioma, Telangiectasia, Type 2 Diabetes (T2D), and Cirrhosis.

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

    Primary Care & Women's Health - Dignity Health Medical Group - Oxnard, CA

    2901 N Ventura Rd, 
    Oxnard, CA 
     (3.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ramsey Ulrich is a primary care provider, practicing in Internal Medicine in Oxnard, California. Dr. Ulrich is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His clinical expertise encompasses Type 2 Diabetes (T2D), Glossitis, Pernicious Anemia, and Diabetic Nephropathy.

    Experienced in Vitamin B12 Deficiency
    Allergy and Immunology
    Experienced in Vitamin B12 Deficiency
    Allergy and Immunology
    Referral may be required

    Prashant Verma, MD Private Practice

    5720 Ralston St, Ste 205, 
    Ventura, CA 
     (4.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Prashant Verma is an Allergy and Immunologist practicing medicine in Ventura, California. Dr. Verma is rated as an Experienced provider 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 Allergic Conjunctivitis, Allergic Rhinitis, Conjunctivitis (Pink Eye), Sinusitis, and Osteotomy. Dr. Verma is board certified in Allergy & Immunology and Internal Medicine. Dr. Verma is currently accepting new patients.

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

    Ventura County Hematology-Oncology Specialization

    168 N Brent St, Ste 501, 
    Ventura, CA 
     (7.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Todd Yates is a Hematologist practicing medicine in Ventura, California. Dr. Yates 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 Idiopathic Pulmonary Hemosiderosis, Hemosiderosis, Myelodysplastic Syndrome (MDS), and Thrombocytopenia. Dr. Yates is board certified in Internal Medicine (Sub: Medical Oncology) and Internal Medicine (Sub: Hematology). Dr. Yates is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Hematology
    Experienced in Vitamin B12 Deficiency
    Hematology
    Referral may be required
    2900 Loma Vista Road, Suite 200, 
    Ventura, CA 
     (7.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Lynn Kong is a Hematologist practicing medicine in Ventura, California. Dr. Kong is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. She is also highly rated in 25 other conditions, according to our data. Her clinical expertise encompasses Anemia, Muscle Invasive Bladder Cancer, Thrombocytopenia, and Deep Vein Thrombosis. Dr. Kong is board certified in Internal Medicine (Sub: Medical Oncology) and Internal Medicine (Sub: Hematology). Dr. Kong is currently accepting new patients.

    Experienced in Vitamin B12 Deficiency
    Geriatrics | Internal Medicine
    Experienced in Vitamin B12 Deficiency
    Geriatrics | Internal Medicine
    Referral may be required

    Alamar Health Care Inc

    58 W Loop Dr, 
    Camarillo, CA 
     (8.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jeffrey Allan is a primary care provider, practicing in Geriatrics and Internal Medicine in Camarillo, California. Dr. Allan is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Thrombocytopenia, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Liver Embolization, and Hip Replacement. Dr. Allan is currently accepting new patients.

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

    Office

    3442 Loma Vista Rd Ste C, 
    Ventura, CA 
     (6.5 miles away)
    Languages Spoken:
    English

    Michele Cunneen is a primary care provider, practicing in Internal Medicine in Ventura, California. Dr. Cunneen is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, and Cutaneous T-Cell Lymphoma (CTCL).

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

    Ventura County Urology Medical Group Inc

    2807 Loma Vista Rd Ste 101, 
    Ventura, CA 
     (6.5 miles away)
    Languages Spoken:
    English

    Cedric Emery is a Urologist practicing medicine in Ventura, California. Dr. Emery 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 Eunuchoidism Familial Hypogonadotropic, Male Pseudohermaphroditism with Gynecomastia, Hypogonadism Primary Partial Alopecia, and Testicular Failure.

    Experienced in Vitamin B12 Deficiency
    Family Medicine
    Experienced in Vitamin B12 Deficiency
    Family Medicine
    3555 Loma Vista Rd, #100, 
    Ventura, CA 
     (6.8 miles away)
    Languages Spoken:
    English

    Andrew Kerr is a primary care provider, practicing in Family Medicine in Ventura, California. Dr. Kerr is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Mycoplasma Pneumonia, Hyperlipidemia Type 3, Post Polio Syndrome, and Hypogonadism Primary Partial Alopecia.

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

    Warwar Medical Group Inc.

    72 N Brent St, 
    Ventura, CA 
     (6.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jihad Warwar is a primary care provider, practicing in Family Medicine in Ventura, California. Dr. Warwar is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Cytochrome C Oxidase Deficiency, Mitochondrial Complex V Deficiency, Type B Insulin Resistance Syndrome, and Abdominal Obesity Metabolic Syndrome.

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

    Warwar Medical Group Inc.

    72 N Brent St, 
    Ventura, CA 
     (6.9 miles away)
    Languages Spoken:
    English

    Robert Warwar is a primary care provider, practicing in Family Medicine in Ventura, California. Dr. Warwar 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 Ovarian Overproduction of Androgens, Ovarian Hyperstimulation Syndrome, Anemia, and Familial Combined Hyperlipidemia.

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

    Ventura County Hematology-Oncology Specialization

    168 N Brent St, Ste 501, 
    Ventura, CA 
     (7.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Baijia Jiang is a Hematologist and an Oncologist practicing medicine in Ventura, California. Dr. Jiang is rated as an Experienced provider 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 Idiopathic Neutropenia, Thrombocytopenia, Paget Disease of the Breast, and Breast Cancer. Dr. Jiang is board certified in Internal Medicine (Sub: Medical Oncology), Internal Medicine (Sub: Hematology), and Internal Medicine. Dr. Jiang is currently accepting new patients.

    Showing 1-20 of 25

    Last Updated: 09/26/2026

    When should I see a Vitamin B12 Deficiency doctor near oxnard, 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 oxnard, 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 oxnard, 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 oxnard, 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 oxnard, 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 oxnard, 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 oxnard, 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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