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    Last Updated: 10/30/2025

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    MediFind found 93 doctor with experience in Colonoscopy near Castro Valley, CA. Of these, 85 are Experienced, 7 are Advanced and 1 are Elite.

    Location
    LocationClose
    93 providers found
      Elite in Colonoscopy
      Gastroenterology
      Elite in Colonoscopy
      Gastroenterology

      Kaiser Permanente Walnut Creek Medical Center - Gastroenterology

      1515 Newell Avenue, 
      Walnut Creek, CA 
       (13.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Theodore Levin is a Gastroenterologist in Walnut Creek, California. Dr. Levin is rated as an Elite provider by MediFind in Colonoscopy. His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Turcot Syndrome, Colonoscopy, and Endoscopy. Dr. Levin is currently accepting new patients.

      Experienced in Colonoscopy
      Internal Medicine | Hospital Medicine
      Experienced in Colonoscopy
      Internal Medicine | Hospital Medicine

      Progressive Urgent Care Inc

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

      Shagun Bagga-Malhotra is a Hospital Medicine provider in Castro Valley, California. Dr. Bagga-Malhotra is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Colonoscopy and Endoscopy.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Experienced in Colonoscopy
      Internal Medicine | Hospital Medicine
      Experienced in Colonoscopy
      Internal Medicine | Hospital Medicine

      Sutter Bay Medical Foundation

      20101 Lake Chabot Rd, 
      Castro Valley, CA 
       (0.8 miles away)
      Languages Spoken:
      English

      Gurpreet Singh is a Hospital Medicine provider in Castro Valley, California. Dr. Singh is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Gastrostomy and Hemorrhoidectomy.

      Learn about our expert tiers
      Experienced in Colonoscopy
      Internal Medicine | Hospital Medicine
      Experienced in Colonoscopy
      Internal Medicine | Hospital Medicine

      Sutter Bay Medical Foundation

      20101 Lake Chabot Rd, 
      Castro Valley, CA 
       (0.8 miles away)
      Languages Spoken:
      English

      Xuan Wang is a Hospital Medicine provider in Castro Valley, California. Dr. Wang is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Saddle Pulmonary Embolism, End-Stage Renal Disease (ESRD), Gastrostomy, and Endoscopy.

      Experienced in Colonoscopy
      Gastroenterology
      Experienced in Colonoscopy
      Gastroenterology

      Gastroenterology Specialists Medical Group Inc A Medical Corporation

      19845 Lake Chabot Rd, Suite 104, 
      Castro Valley, CA 
       (0.8 miles away)
      Languages Spoken:
      English

      Vishal Ghevariya is a Gastroenterologist in Castro Valley, California. Dr. Ghevariya is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Familial Colorectal Cancer, Familial Adenomatous Polyposis, Gardner Syndrome, Endoscopy, and Gallbladder Removal.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      University Healthcare Alliance

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

      Shiven Chaudhry is a primary care provider, practicing in Internal Medicine in Castro Valley, California. Dr. Chaudhry is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Sepsis, Multisystem Inflammatory Syndrome in Children (MIS-C), COVID-19, Endoscopic Transnasal Transsphenoidal Surgery, and Gastrostomy.

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

      Padmavathi Madathanapalli is a primary care provider, practicing in Internal Medicine in San Leandro, California. Dr. Madathanapalli is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, Endoscopy, and Colonoscopy.

      Experienced in Colonoscopy
      Gastroenterology
      Experienced in Colonoscopy
      Gastroenterology

      Alameda Health System

      664 Southland Mall, 
      Hayward, CA 
       (3.5 miles away)
      Languages Spoken:
      English

      Taft Bhuket is a Gastroenterologist in Hayward, California. Dr. Bhuket is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Hepatitis, Hepatitis C, Hepatitis B, Liver Transplant, and Endoscopy.

      Experienced in Colonoscopy
      Gastroenterology
      Experienced in Colonoscopy
      Gastroenterology

      Alameda Health System

      664 Southland Mall, 
      Hayward, CA 
       (3.5 miles away)
      Languages Spoken:
      English

      Benny Liu is a Gastroenterologist in Hayward, California. Dr. Liu is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Hepatitis, Hepatitis C, Niemann-Pick Disease, Endoscopy, and Liver Transplant.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      Gautam Pareek MD Inc

      1090 La Playa Dr, 
      Hayward, CA 
       (3.7 miles away)
      Languages Spoken:
      English, French, Hindi
      Offers Telehealth

      Gautam Pareek is a primary care provider, practicing in Internal Medicine in Hayward, California. Dr. Pareek is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Necrosis, Endoscopy, and Gastrostomy.

      Experienced in Colonoscopy
      Gastroenterology
      Experienced in Colonoscopy
      Gastroenterology

      Alameda Health System

      13855 E 14th St, 
      San Leandro, CA 
       (3.9 miles away)
      Experience:
      16+ years
      Languages Spoken:
      English

      Ayesha Zahiruddin is a Gastroenterologist in San Leandro, California. Dr. Zahiruddin has been practicing medicine for over 16 years and is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Hepatitis, Hepatitis C, Gastrointestinal Bleeding, Gastrectomy, and Colonoscopy.

      Experienced in Colonoscopy
      Gastroenterology
      Experienced in Colonoscopy
      Gastroenterology
      13847 E 14th St, Suite 101, 
      San Leandro, CA 
       (4.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Vinod Sawhney is a Gastroenterologist in San Leandro, California. Dr. Sawhney is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Diverticular Disease, Enlarged Liver, Gastrointestinal Bleeding, Gastrectomy, and Endoscopy.

      Experienced in Colonoscopy
      Experienced in Colonoscopy
      27200 Calaroga Ave, 
      Hayward, CA 
       (4.3 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Pradeep Kumar is a Cardiologist in Hayward, California. Dr. Kumar is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Heart Attack, Necrosis, Hypertensive Heart Disease, Pacemaker Implantation, and Colonoscopy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine
      27001 Calaroga Ave, Suite 3, 
      Hayward, CA 
       (4.3 miles away)
      Languages Spoken:
      English, Hindi, Lahnda

      Rajiv Ahuja is a primary care provider, practicing in Internal Medicine in Hayward, California. Dr. Ahuja is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Hypertensive Heart Disease, Enlarged Liver, Velopharyngeal Insufficiency, Gastrostomy, and Endoscopy.

      Experienced in Colonoscopy
      Gastroenterology
      Experienced in Colonoscopy
      Gastroenterology

      San Leandro Medical Center

      2500 Merced Street, 2nd Floor, 
      San Leandro, CA 
       (5.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Christian Dang is a Gastroenterologist in San Leandro, California. Dr. Dang is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Hemorrhoids, Familial Adenomatous Polyposis, Gastrointestinal Bleeding, Hepatorenal Syndrome, and Colonoscopy. Dr. Dang is currently accepting new patients.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      Permanente Medical Group Inc

      2500 Merced St, 
      San Leandro, CA 
       (5.0 miles away)
      Languages Spoken:
      English

      Hima Satyavolu is a primary care provider, practicing in Internal Medicine in San Leandro, California. Dr. Satyavolu is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Lung Metastases, Sepsis, Low Sodium Level, Ureteroscopy, and Endoscopy.

      Experienced in Colonoscopy
      Internal Medicine | Hospital Medicine
      Experienced in Colonoscopy
      Internal Medicine | Hospital Medicine

      Ranjana Saxena MD Inc

      San Leandro, CA 
       (5.3 miles away)
      Languages Spoken:
      English

      Ranjana Saxena is a Hospital Medicine provider in San Leandro, California. Dr. Saxena is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are End-Stage Renal Disease (ESRD), Gastrostomy, and Endoscopy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      Kaiser Permanente Union City Medical Offices

      3553 Whipple Road, Third Floor, 
      Union City, CA 
       (6.2 miles away)
      Languages Spoken:
      English

      Stephen Sewell is a primary care provider, practicing in Internal Medicine in Union City, California. Dr. Sewell is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Sepsis, Familial Neurocardiogenic Syncope, Peptic Ulcer, Ureteroscopy, and Colonoscopy.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      John Muir Physician Network

      San Ramon, CA 
       (6.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Neeta Milasincic is a primary care provider, practicing in Internal Medicine in San Ramon, California. Dr. Milasincic is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Sepsis, Peptic Ulcer, Necrosis, Colonoscopy, and Endoscopy. Dr. Milasincic is currently accepting new patients.

      Experienced in Colonoscopy
      Internal Medicine
      Experienced in Colonoscopy
      Internal Medicine

      Alameda Health System

      6955 Foothill Blvd, Suite 200, 
      Oakland, CA 
       (7.5 miles away)
      Experience:
      17+ years
      Languages Spoken:
      English

      Nicholas Nelson is a primary care provider, practicing in Internal Medicine in Oakland, California. Dr. Nelson has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Chronic Myelogenous Leukemia (CML), Philadelphia-Negative Chronic Myeloid Leukemia, End-Stage Renal Disease (ESRD), Childhood Acute Myeloid Leukemia, and Colonoscopy.

      Showing 1-20 of 93

      Last Updated: 10/30/2025

      What is the definition of Colonoscopy?

      A colonoscopy is an exam that views the inside of the colon (large intestine) and rectum, using a tool called a colonoscope.

      The colonoscope has a small camera attached to a flexible tube that can reach the entire length of the colon.

      When should I see a Colonoscopy 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 Colonoscopy 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 Colonoscopy 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 Colonoscopy 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 Colonoscopy 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 Colonoscopy doctor search results page. 

      Why is it important to get a second opinion from a different Colonoscopy 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 Colonoscopy 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 Colonoscopy 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 Colonoscopy 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 Colonoscopy doctors near Castro Valley, CA?

      Look for the filter feature on the left side of the Colonoscopy 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 Colonoscopy doctor that offers video calls?

      Look for the filter feature on the left-side of the Colonoscopy 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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