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    Last Updated: 01/09/2026

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    MediFind found 606 doctor with experience in Vitamin D Deficiency near Diamond Bar, CA. Of these, 530 are Experienced, 72 are Advanced and 4 are Distinguished.

    Location
    LocationClose
    606 providers found
      Advanced in Vitamin D Deficiency
      Cardiology
      Advanced in Vitamin D Deficiency
      Cardiology

      Diamond Bar Cardiovascular Medical Group Inc.

      654 N Diamond Bar Blvd, 
      Diamond Bar, CA 
       (2.1 miles away)
      Languages Spoken:
      English

      Jenchen Yang is a Cardiologist in Diamond Bar, California. Dr. Yang is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Sitosterolemia, Metabolic Syndrome, Angina, and High Cholesterol.

      Experienced in Vitamin D Deficiency
      Pediatrics | Internal Medicine
      Experienced in Vitamin D Deficiency
      Pediatrics | Internal Medicine
      2707 South Diamond Bar Boulevard, Suite 104, 
      Diamond Bar, CA 
       (1.2 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Jonathan Ou is a primary care provider, practicing in Pediatrics and Internal Medicine in Diamond Bar, California. Dr. Ou is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Osteomyelitis in Children, High Cholesterol, Febrile Neutropenia, and Vitamin D Deficiency.

      Experienced in Vitamin D Deficiency
      Internal Medicine
      Experienced in Vitamin D Deficiency
      Internal Medicine
      920 North Diamond Bar Boulevard, 
      Diamond Bar, CA 
       (1.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Steve Chan is a primary care provider, practicing in Internal Medicine in Diamond Bar, California. Dr. Chan is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Chronic Kidney Disease, Irregular Sleep-Wake Syndrome, Pneumonia, Gastrostomy, and Fasciotomy. Dr. Chan is currently accepting new patients.

      Learn about our expert tiers
      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine
      253 South Diamond Bar Boulevard, 
      Diamond Bar, CA 
       (1.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Patrick Bachoura is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Bachoura is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Cerebellar Multiple System Atrophy, Hepatocerebral Degeneration, Chronic Pain, and Osteomyelitis in Children. Dr. Bachoura is currently accepting new patients.

      Experienced in Vitamin D Deficiency
      Pediatrics | Internal Medicine
      Experienced in Vitamin D Deficiency
      Pediatrics | Internal Medicine
      15855 Pomona Rincon Road, 
      Chino Hills, CA 
       (4.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Vince Cacho is a primary care provider, practicing in Pediatrics and Internal Medicine in Chino Hills, California. Dr. Cacho is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Vitamin D Deficiency, High Cholesterol, Acne, and Sitosterolemia. Dr. Cacho is currently accepting new patients.

      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine
      15855 Pomona Rincon Road, 
      Chino Hills, CA 
       (4.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Bonnie Cheung is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Cheung is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Vitamin D Deficiency, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency
      15855 Pomona Rincon Road, 
      Chino Hills, CA 
       (4.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Karen Alfonso is a Pediatrics provider in Chino Hills, California. Dr. Alfonso is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Delayed Growth, Obesity in Children, Autism Spectrum Disorder, and Asthma in Children. Dr. Alfonso is currently accepting new patients.

      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine
      15855 Pomona Rincon Road, 
      Chino Hills, CA 
       (4.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Sarom Pyun is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Pyun is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are High Cholesterol, Vitamin D Deficiency, Osteomyelitis in Children, and Chronic Pain.

      Experienced in Vitamin D Deficiency
      Oncology | Hematology Oncology
      Experienced in Vitamin D Deficiency
      Oncology | Hematology Oncology
      5451 Walnut Ave, 
      Chino, CA 
       (7.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Behnam Ebrahimi is an Oncologist and a Hematologist Oncology provider in Chino, California. Dr. Ebrahimi is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Inflammatory Breast Cancer, Small Cell Lung Cancer (SCLC), Angiosarcoma, and Paget Disease of the Breast.

      Experienced in Vitamin D Deficiency
      Hematology Oncology | Hematology
      Experienced in Vitamin D Deficiency
      Hematology Oncology | Hematology

      City Of Hope Medical Foundation

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

      Cary Presant is a Hematologist Oncology specialist and a Hematologist in West Covina, California. Dr. Presant is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Virilizing Ovarian Tumor, Ovarian Carcinosarcoma, Posterior Fossa Tumor, and Primitive Neuroectodermal Tumor (PNET).

      Advanced in Vitamin D Deficiency
      General Practice
      Advanced in Vitamin D Deficiency
      General Practice
      18750 Colima Rd, Suite B, 
      Rowland Heights, CA 
       (4.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Rizwana Hussain is a primary care provider, practicing in General Practice in Rowland Heights, California. Dr. Hussain is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Hyperthyroidism, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

      Advanced in Vitamin D Deficiency
      Family Medicine
      Advanced in Vitamin D Deficiency
      Family Medicine
      955 West Imperial Highway, Suite 200, 
      Brea, CA 
       (6.7 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      James Yoon is a primary care provider, practicing in Family Medicine in Brea, California. Dr. Yoon is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Vitamin D Deficiency, Osteomyelitis in Children, High Cholesterol, and Type 2 Diabetes (T2D). Dr. Yoon is currently accepting new patients.

      Paul Weinstein
      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency

      Caduceus Medical Group

      18200 Yorba Linda Blvd, Suite 104, 
      Yorba Linda, CA 
       (7.8 miles away)
      Languages Spoken:
      English

      Paul Weinstein is a Cardiologist in Yorba Linda, California. Dr. Weinstein is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Atrial Fibrillation, and High Cholesterol.

      Distinguished in Vitamin D Deficiency
      Rheumatology
      Distinguished in Vitamin D Deficiency
      Rheumatology

      Samy Metyas M.D. Inc

      500 W San Bernardino Rd, Suite A, 
      Covina, CA 
       (7.9 miles away)
      Languages Spoken:
      English

      Samy Metyas is a Rheumatologist in Covina, California. Dr. Metyas is rated as a Distinguished provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Fibromyalgia, Rheumatoid Arthritis (RA), Osteoporosis, and Postmenopausal Osteoporosis.

      Advanced in Vitamin D Deficiency
      Family Medicine
      Advanced in Vitamin D Deficiency
      Family Medicine
      419 West Chapman Avenue, 
      Placentia, CA 
       (8.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Don Garcia is a primary care provider, practicing in Family Medicine in Placentia, California. Dr. Garcia is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, High Cholesterol, and Cirrhosis. Dr. Garcia is currently accepting new patients.

      Advanced in Vitamin D Deficiency
      Internal Medicine
      Advanced in Vitamin D Deficiency
      Internal Medicine
      2141 North Harbor Boulevard, Suite 25000, 
      Fullerton, CA 
       (9.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Leo Garcia is a primary care provider, practicing in Internal Medicine in Fullerton, California. Dr. Garcia is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are High Cholesterol, Sitosterolemia, Chronic Cough, and Vitamin D Deficiency.

      Advanced in Vitamin D Deficiency
      Rheumatology
      Advanced in Vitamin D Deficiency
      Rheumatology
      2141 North Harbor Boulevard, Suite 25000, 
      Fullerton, CA 
       (9.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Michelle Ngo is a Rheumatologist in Fullerton, California. Dr. Ngo is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Rheumatoid Arthritis (RA), Postmenopausal Osteoporosis, Osteoporosis, and Eosinophilic Granulomatosis with Polyangiitis (EGPA, Churg-Strauss Syndrome). Dr. Ngo is currently accepting new patients.

      Advanced in Vitamin D Deficiency
      Endocrinology
      Advanced in Vitamin D Deficiency
      Endocrinology

      Providence Medical Foundation

      100 E Valencia Mesa Dr, Suite 105, 
      Fullerton, CA 
       (9.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Michael Truong is an Endocrinologist in Fullerton, California. Dr. Truong is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Osteopenia, Melorheostosis, Melorheostosis with Osteopoikilosis, and Osteoporosis.

      Experienced in Vitamin D Deficiency
      Family Medicine | Radiology
      Experienced in Vitamin D Deficiency
      Family Medicine | Radiology
      23341 Golden Springs Dr, Suite 210, 
      Diamond Bar, CA 
       (1.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Hitendra Shah is a Radiologist in Diamond Bar, California. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Vitamin D Deficiency and Hypoparathyroidism.

      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine
      2020 S Brea Canyon Rd Ste A1, 
      Diamond Bar, CA 
       (1.2 miles away)
      Languages Spoken:
      English

      Pei-chi Wu is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Wu is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Vitamin D Deficiency, Obesity in Children, Postmenopausal Osteoporosis, and Osteoporosis.

      Showing 1-20 of 606

      Last Updated: 01/09/2026

      What is the definition of Vitamin D Deficiency?

      Vitamin D deficiency is when the body does not have enough vitamin D. Vitamin D is necessary for absorbing calcium and healthy bones.

      When should I see a Vitamin D Deficiency doctor near Diamond Bar, 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 D Deficiency doctor near Diamond Bar, 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 D Deficiency doctors near Diamond Bar, 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 D Deficiency doctors near Diamond Bar, 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 D Deficiency doctor near Diamond Bar, 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 D Deficiency doctor search results page. 

      Why is it important to get a second opinion from a different Vitamin D 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 D Deficiency doctor near Diamond Bar, 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 D 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 D 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 D Deficiency doctors near Diamond Bar, CA?

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

      Look for the filter feature on the left-side of the Vitamin D 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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