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

Find the Top Vitamin D Deficiency Experts and Specialists

The 20 Best Vitamin D Deficiency Doctors near Glendora, CA

Last Updated: 02/22/2026

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MediFind found 526 doctor with experience in Vitamin D Deficiency near Glendora, CA. Of these, 438 are Experienced, 85 are Advanced and 3 are Distinguished.

Location
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526 providers found
    Distinguished in Vitamin D Deficiency
    Internal Medicine | Rheumatology
    Distinguished in Vitamin D Deficiency
    Internal Medicine | Rheumatology

    Metyas, Samy, M.D., Inc.

    500 W San Bernardino Rd, 
    Covina, CA 
     (3.7 miles away)
    Experience:
    37+ years
    Languages Spoken:
    English

    Samy Metyas is an Internal Medicine specialist and a Rheumatologist in Covina, California. Dr. Metyas has been practicing medicine for over 37 years and 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.

    Experienced in Vitamin D Deficiency
    Internal Medicine
    Experienced in Vitamin D Deficiency
    Internal Medicine

    Citrus Valley Cardiology Medical Group Inc

    353 W Foothill Blvd, 
    Glendora,, CA 
     (0.3 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Offers Telehealth

    Neil Doherty is an Internal Medicine provider in Glendora,, California. Dr. Doherty has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Mitral Valve Regurgitation, Necrosis, High Cholesterol, and Hypertensive Heart Disease.

    Experienced in Vitamin D Deficiency
    Endocrinology
    Experienced in Vitamin D Deficiency
    Endocrinology

    Office

    1330 W Covina Blvd Ste 206, 
    San Dimas, CA 
     (3.6 miles away)
    Languages Spoken:
    English

    Rambod Amani is an Endocrinologist in San Dimas, California. Dr. Amani is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Type 2 Diabetes (T2D), Hypothyroidism, Graves Disease, and Maturity Onset Diabetes of the Young.

    Learn about our expert tiers
    Advanced in Vitamin D Deficiency
    Internal Medicine
    Advanced in Vitamin D Deficiency
    Internal Medicine

    Oncology Physicians Network Of California PC

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

    Raymundo Romero is an Internal Medicine provider in Glendora, California. Dr. Romero has been practicing medicine for over 27 years and is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Plasmacytoma, Anemia, Inflammatory Breast Cancer, and Thrombocytopenia.

    Advanced in Vitamin D Deficiency
    Family Medicine
    Advanced in Vitamin D Deficiency
    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 Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Aromatase Deficiency, Renal Hypomagnesemia Type 2, Methylmalonic Acidemia with Homocystinuria, and Homocystinuria.

    Advanced in Vitamin D Deficiency
    Family Medicine
    Advanced in Vitamin D Deficiency
    Family Medicine

    Burrows Family Practice, Inc.

    1377 S Grand Ave, 
    Glendora, CA 
     (1.6 miles away)
    Experience:
    41+ years
    Languages Spoken:
    English
    Offers Telehealth

    Oliver Burrows is a primary care provider, practicing in Family Medicine in Glendora, California. Dr. Burrows has been practicing medicine for over 41 years and 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 Tracheitis.

    Advanced in Vitamin D Deficiency
    Internal Medicine
    Advanced in Vitamin D Deficiency
    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. Dr. Reddy has been practicing medicine for over 37 years and 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), Familial Hypertension, Hypertension, Endoscopy, and Gastrostomy.

    Advanced in Vitamin D Deficiency
    Family Medicine
    Advanced in Vitamin D Deficiency
    Family Medicine

    Mayflower Medical Group Inc.

    1433 N Hollenbeck Ave, 
    Covina, CA 
     (2.9 miles away)
    Experience:
    41+ years
    Languages Spoken:
    English
    Offers Telehealth

    Adelaide Willis is a primary care provider, practicing in Family Medicine in Covina, California. Dr. Willis has been practicing medicine for over 41 years and is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Bronchitis, High Cholesterol, Osteomyelitis in Children, and Pustules.

    Advanced in Vitamin D Deficiency
    Internal Medicine
    Advanced in Vitamin D Deficiency
    Internal Medicine

    Mayflower Medical Group Inc.

    1433 N Hollenbeck Ave, 
    Covina, CA 
     (2.9 miles away)
    Experience:
    13+ years
    Languages Spoken:
    English
    Offers Telehealth

    Eugene Symaco is a primary care provider, practicing in Internal Medicine in Covina, California. Dr. Symaco has been practicing medicine for over 13 years and is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Maturity Onset Diabetes of the Young, High Cholesterol, Gout, and Type 2 Diabetes (T2D).

    Advanced in Vitamin D Deficiency
    Family Medicine
    Advanced in Vitamin D Deficiency
    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. Dr. Castellanos has been practicing medicine for over 43 years and 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), Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Advanced in Vitamin D Deficiency
    Internal Medicine
    Advanced in Vitamin D Deficiency
    Internal Medicine

    Rajnish Jandial MD Inc

    315 N 3rd Ave Ste 100, 
    Covina, CA 
     (3.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sanjay Khedia is a primary care provider, practicing in Internal Medicine in Covina, California. Dr. Khedia is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Gastritis, COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), Gastrostomy, and Colonoscopy.

    Advanced in Vitamin D Deficiency
    Internal Medicine
    Advanced in Vitamin D Deficiency
    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. Dr. Tulpule has been practicing medicine for over 48 years and is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Apparent Mineralocorticoid Excess, Type 2 Diabetes (T2D), Familial Hyperaldosteronism, Gastrostomy, and Ureteroscopy.

    Advanced in Vitamin D Deficiency
    Internal Medicine
    Advanced in Vitamin D Deficiency
    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. Dr. Alonzo has been practicing medicine for over 42 years and 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), Purpura, Gardner-Diamond Syndrome, and Autoerythrocyte Sensitivity.

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

    Maria Mercedes Chang Villacreses, M.D.

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

    Maria Chang is an Endocrinologist in Duarte, California. Dr. Chang is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Thyroid Cancer, Anaplastic Thyroid Cancer, Vitamin D Deficiency, and Type 2 Diabetes (T2D).

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

    City Of Hope's Helford Clinical Research Hospital

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

    Elena Forouhar is an Endocrinologist in Duarte, California. Dr. Forouhar is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Type 2 Diabetes (T2D), Vitamin D Deficiency, Maturity Onset Diabetes of the Young, Melorheostosis, and Islet Cell Transplantation.

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

    Sasan Fazeli, M.D.

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

    Sasan Fazeli is an Endocrinologist in Duarte, California. Dr. Fazeli is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Thyroid Cancer, Anaplastic Thyroid Cancer, Follicular Thyroid Cancer, and Papillary Thyroid Cancer.

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

    Raynald Samoa, M.D.

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

    Raynald Samoa is an Endocrinologist in Duarte, California. Dr. Samoa 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), Thyroid Cancer, Papillary Thyroid Cancer, and Follicular Thyroid Cancer.

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

    Behrouz Salehian, M.D.

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

    Behrouz Salehian is an Endocrinologist in Duarte, California. Dr. Salehian has been practicing medicine for over 47 years and is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Thyroid Cancer, Anaplastic Thyroid Cancer, Papillary Thyroid Cancer, and Follicular Thyroid Cancer.

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

    City Of Hope's Helford Clinical Research Hospital

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

    Karen Tsai is an Endocrinologist in Duarte, California. Dr. Tsai is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Hypothyroidism, Papillary Thyroid Cancer, Thyroid Cancer, Addison's Disease, and Parathyroidectomy.

    Advanced in Vitamin D Deficiency
    Family Medicine
    Advanced in Vitamin D Deficiency
    Family Medicine

    Office

    2425 S Azusa Ave, 
    West Covina, CA 
     (7.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Armen Nercessian is a primary care provider, practicing in Family Medicine in West Covina, California. Dr. Nercessian is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Type 2 Diabetes (T2D).

    Showing 1-20 of 526

    Last Updated: 02/22/2026

    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 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 D Deficiency 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 D Deficiency 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 D Deficiency 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 D Deficiency 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 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 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 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 Glendora, 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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