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    Last Updated: 10/30/2025

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    MediFind found 240 doctor with experience in Vitamin D Deficiency near Castro Valley, CA. Of these, 212 are Experienced, 27 are Advanced and 1 are Distinguished.

    Location
    LocationClose
    240 providers found
      Advanced in Vitamin D Deficiency
      Family Medicine | Obstetrics and Gynecology
      Advanced in Vitamin D Deficiency
      Family Medicine | Obstetrics and Gynecology

      University Healthcare Alliance

      20642 John Dr, 
      Castro Valley, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Jaya Karnani is an Obstetrics and Gynecologist in Castro Valley, California. Dr. Karnani is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Vitamin D Deficiency, Vaginal Cysts, Vaginal Dryness, and Neuralgia.

      Marcia C. Peck
      Experienced in Vitamin D Deficiency
      Endocrinology
      Experienced in Vitamin D Deficiency
      Endocrinology

      Castro Valley Care Center

      20101 Lake Chabot Road, Floor 4, 
      Castro Valley, CA 
       (1.3 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Marcia Peck is an Endocrinologist in Castro Valley, California. Dr. Peck is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Postmenopausal Osteoporosis, Osteoporosis, Type 2 Diabetes (T2D), and Hyperparathyroidism.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Jyothi Bachwani
      Experienced in Vitamin D Deficiency
      Internal Medicine
      Experienced in Vitamin D Deficiency
      Internal Medicine

      Castro Valley Care Center

      20101 Lake Chabot Road, 3rd Floor, 
      Castro Valley, CA 
       (1.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Jyothi Bachwani is a primary care provider, practicing in Internal Medicine in Castro Valley, California. Dr. Bachwani is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Diabetic Neuropathy, Type 2 Diabetes (T2D), Apo A-I Deficiency, and Chorea-Acanthocytosis. Dr. Bachwani is currently accepting new patients.

      Learn about our expert tiers
      Advanced in Vitamin D Deficiency
      Family Medicine
      Advanced in Vitamin D Deficiency
      Family Medicine
      13847 E 14th St, Suite 108, 
      San Leandro, CA 
       (4.0 miles away)
      Languages Spoken:
      English, Mandarin
      Offers Telehealth

      Christi Cheng is a primary care provider, practicing in Family Medicine in San Leandro, California. Dr. Cheng is rated as an Advanced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Diabetic Nephropathy, Type 2 Diabetes (T2D), Bronchitis, and High Cholesterol.

      Advanced in Vitamin D Deficiency
      Cardiology | Cardiac Electrophysiology
      Advanced in Vitamin D Deficiency
      Cardiology | Cardiac Electrophysiology

      West Coast Medicine And Cardiology Inc

      27171 Calaroga Ave, Suite 2, 
      Hayward, CA 
       (4.4 miles away)
      Experience:
      43+ years
      Languages Spoken:
      English, Filipino, Hindi, Punjabi
      Offers Telehealth

      Rajesh Suri is a Cardiologist and a Cardiac Electrophysiologist in Hayward, California. Dr. Suri 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 Varicose Veins, Stasis Dermatitis and Ulcers, Venous Insufficiency, Gastrostomy, and Endoscopy.

      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency

      Progressive Urgent Care Inc

      22101 Redwood Rd, Suite B, 
      Castro Valley, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Najibulrahman Saifulrahman is a primary care provider, practicing in General Practice in Castro Valley, California. Dr. Saifulrahman is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Tracheitis, Asthma, Opisthotonos, and Muscle Spasms.

      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine
      20700 Lake Chabot Rd, Suite 107, 
      Castro Valley, CA 
       (0.7 miles away)
      Languages Spoken:
      English

      Paul Robinson is a primary care provider, practicing in Family Medicine in Castro Valley, California. Dr. Robinson is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Nephrosclerosis, Renovascular Hypertension, Type 2 Diabetes (T2D), and Congenital Nephrotic Syndrome.

      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency
      20055 Lake Chabot Rd, Suite 250, 
      Castro Valley, CA 
       (0.8 miles away)
      Languages Spoken:
      English

      Barry Mann is a Neurologist in Castro Valley, California. Dr. Mann is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Congenital Insensitivity to Pain with Anhidrosis, Hereditary Sensory and Autonomic Neuropathy Type 2, Infantile Axonal Neuropathy, and Peripheral Neuropathy.

      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine

      Chabot Family Associates Inc

      19845 Lake Chabot Rd, Suite 205, 
      Castro Valley, CA 
       (0.8 miles away)
      Languages Spoken:
      English, Hindi, Punjabi, Russian, Spanish
      Offers Telehealth

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

      Experienced in Vitamin D Deficiency
      Family Medicine | Hospital Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine | Hospital Medicine

      Sutter Bay Medical Foundation

      20103 Lake Chabot Rd, 
      Castro Valley, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Samir Sairam is a Hospital Medicine provider in Castro Valley, California. Dr. Sairam 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 Heart Failure with Preserved Ejection Fraction (HFpEF).

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

      University Healthcare Alliance

      20642 John Dr, 
      Castro Valley, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Richard Ho is a primary care provider, practicing in Internal Medicine in Castro Valley, California. Dr. Ho is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.

      Experienced in Vitamin D Deficiency
      Nurse Practitioner
      Experienced in Vitamin D Deficiency
      Nurse Practitioner

      University Healthcare Alliance

      20642 John Dr, 
      Castro Valley, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Gahfora Gorsi is a Nurse Practitioner in Castro Valley, California. Ms. Gorsi is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Vitamin D Deficiency and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP).

      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine

      University Healthcare Alliance

      20642 John Dr, 
      Castro Valley, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Christopher Moore is a primary care provider, practicing in Family Medicine in Castro Valley, California. Dr. Moore is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are High Cholesterol, Insomnia, Type 2 Diabetes (T2D), and Familial Hypertension.

      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine

      University Healthcare Alliance

      20126 Stanton Ave, Suite 201, 
      Castro Valley, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Cristina Gesmundo is a primary care provider, practicing in Family Medicine in Castro Valley, California. Dr. Gesmundo is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are High Cholesterol, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

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

      University Healthcare Alliance

      20126 Stanton Ave, Suite 201, 
      Castro Valley, CA 
       (0.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Ling Xu is a primary care provider, practicing in Internal Medicine in Castro Valley, California. Dr. Xu is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Hypothyroidism, Diabetic Hyperglycemic Hyperosmolar Syndrome, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

      Experienced in Vitamin D Deficiency
      Nurse Practitioner
      Experienced in Vitamin D Deficiency
      Nurse Practitioner
      19400 Santa Maria Ave Rm P7p8, 
      Castro Valley, CA 
       (1.3 miles away)
      Languages Spoken:
      English

      Yifan Zhang is a Nurse Practitioner in Castro Valley, California. Ms. Zhang is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top area of expertise is Vitamin D Deficiency.

      Experienced in Vitamin D Deficiency
      Family Medicine
      Experienced in Vitamin D Deficiency
      Family Medicine
      19682 Hesperian Blvd Ste 101a, 1393 Santa Rita Rd. #a, 
      Hayward, CA 
       (1.6 miles away)
      Languages Spoken:
      English

      Arkady Massen is a primary care provider, practicing in Family Medicine in Hayward, California. Dr. Massen is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Dementia, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

      Experienced in Vitamin D Deficiency
      Nurse Practitioner
      Experienced in Vitamin D Deficiency
      Nurse Practitioner

      Dr Aditya Jain MD Inc

      1532 150th Ave, 
      San Leandro, CA 
       (3.0 miles away)
      Languages Spoken:
      English

      Lee-may Huang is a Nurse Practitioner in San Leandro, California. Ms. Huang is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. Her top areas of expertise are Vitamin D Deficiency and Heart Failure with Preserved Ejection Fraction (HFpEF).

      Experienced in Vitamin D Deficiency
      Experienced in Vitamin D Deficiency

      Dr Aditya Jain MD Inc

      1532 150th Ave, 
      San Leandro, CA 
       (3.0 miles away)
      Languages Spoken:
      English, Hindi
      Offers Telehealth

      Aditya Jain is a Cardiologist in San Leandro, California. Dr. Jain is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Heart Failure, Pulmonary Edema, Restrictive Cardiomyopathy (RCM), Endoscopy, and Gallbladder Removal.

      Experienced in Vitamin D Deficiency
      Geriatrics | Internal Medicine
      Experienced in Vitamin D Deficiency
      Geriatrics | Internal Medicine

      Dr Aditya Jain MD Inc

      1532 150th Ave, 
      San Leandro, CA 
       (3.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Michael Marchiano is a primary care provider, practicing in Geriatrics and Internal Medicine in San Leandro, California. Dr. Marchiano is rated as an Experienced provider by MediFind in the treatment of Vitamin D Deficiency. His top areas of expertise are Restrictive Cardiomyopathy (RCM), Coronary Heart Disease, Atherosclerosis, and Cardiomyopathy.

      Showing 1-20 of 240

      Last Updated: 10/30/2025

      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 Castro Valley, 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 Castro Valley, 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 Castro Valley, 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 Castro Valley, 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 Castro Valley, 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 Castro Valley, 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 Castro Valley, 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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