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    Last Updated: 01/09/2026

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    MediFind found 27 doctor with experience in Familial Adenomatous Polyposis near Thousand Oaks, CA. Of these, 13 are Advanced, 13 are Experienced and 1 are Distinguished.

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    27 providers found
      Distinguished in Familial Adenomatous Polyposis
      Gastroenterology
      Distinguished in Familial Adenomatous Polyposis
      Gastroenterology
      325 Rolling Oaks Dr, Suite 100, 
      Thousand Oaks, CA 
       (1.3 miles away)
      Languages Spoken:
      English

      Cristina Wiese is a Gastroenterologist in Thousand Oaks, California. Dr. Wiese is rated as a Distinguished provider by MediFind in the treatment of Familial Adenomatous Polyposis. Her top areas of expertise are Gastric Dysmotility, Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Endoscopy.

      Experienced in Familial Adenomatous Polyposis
      Colorectal Surgery
      Experienced in Familial Adenomatous Polyposis
      Colorectal Surgery

      Philip A. Crouse

      341 S Moorpark Rd, 
      Thousand Oaks, CA 
       (1.7 miles away)
      Languages Spoken:
      English

      David Rosenfeld is a Colorectal Surgeon in Thousand Oaks, California. Dr. Rosenfeld is rated as an Experienced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Proctitis, Hemorrhoids, and Familial Adenomatous Polyposis.

      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology

      The Regents Of The University Of California

      248 Hampshire Rd, Suite 100, 
      Thousand Oaks, CA 
       (1.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Hamed Nayeb is a Gastroenterologist in Thousand Oaks, California. Dr. Nayeb is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Crohn's Disease, Familial Adenomatous Polyposis, Turcot Syndrome, Endoscopy, and Gastrectomy.

      Learn about our expert tiers
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology

      The Regents Of The University Of California

      248 Hampshire Rd, Suite 100, 
      Thousand Oaks, CA 
       (1.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Rimma Shaposhnikov is a Gastroenterologist in Thousand Oaks, California. Dr. Shaposhnikov is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. Her top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Endoscopy, and Gastrectomy.

      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      2220 Lynn Rd, Suite 202, 
      Thousand Oaks, CA 
       (3.0 miles away)
      Languages Spoken:
      English

      Shahram Daneshgar is a Gastroenterologist in Thousand Oaks, California. Dr. Daneshgar is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Esophagitis, Endoscopy, and Gastrectomy.

      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology

      Genesis Healthcare Partners PC

      3510 N Moorpark Rd, Suite 201, 
      Thousand Oaks, CA 
       (3.7 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Alister George is a Gastroenterologist in Thousand Oaks, California. Dr. George is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Esophagitis, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Endoscopy, and Colonoscopy.

      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      1687 Erringer Road, Suite 206, 
      Simi Valley, CA 
       (8.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Mahendra Patel is a Gastroenterologist in Simi Valley, California. Dr. Patel is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Hiatal Hernia, Gastrointestinal Bleeding, Childhood Pancreatitis, Gastrectomy, and Colonoscopy. Dr. Patel is currently accepting new patients.

      Experienced in Familial Adenomatous Polyposis
      Gastroenterology
      Experienced in Familial Adenomatous Polyposis
      Gastroenterology
      227 W Janss Rd, #215, 
      Thousand Oaks, CA 
       (2.9 miles away)
      Languages Spoken:
      English

      Gregory Johnson is a Gastroenterologist in Thousand Oaks, California. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Gastrointestinal Bleeding, Diarrhea, Trichohepatoenteric Syndrome, Gastrectomy, and Endoscopy.

      Micha S. Rojany
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology

      Ventura County Gastroenterology Group

      4005 Mission Oaks Blvd, Ste A, 
      Camarillo, CA 
       (10.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Dr. Micha Rojany was born and raised in Southern California. He received his undergraduate degree from the University of California, Berkeley. He attended USC Medical School and completed his internship and residency at Cedars-Sinai Medical Center in Los Angeles. His fellowship in Gastroenterology was completed at the University of California, Davis.Dr. Rojany has practiced in Ventura County since 2006 and is an active member of the local medical community and hospital staff at St. John's Regional Medical Center in Oxnard, and Pleasant Valley Hospital, in Camarillo. He enjoys practicing as a Gastroenterologist with special interests in inflammatory bowel disease and biliary tract diseases.As a Gastroenterologist, Dr. Rojany enjoys the depth and breadth of his field. He takes pride in providing excellent care while taking care of his patients and meeting their needs as a community specialist in digestive diseases. Dr. Rojany is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Familial Adenomatous Polyposis, Gastrointestinal Bleeding, Angiodysplasia of the Colon, Endoscopy, and Gastrectomy.

      Karen L. Simon
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology

      Ventura County Gastroenterology Group

      4005 Mission Oaks Blvd, Ste A, 
      Camarillo, CA 
       (10.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Dr. Karen Simon received her B.A. from Stanford University in 1996. She then attended Northwestern University for medical school. She completed her residency at Cedars-Sinai Medical Center in 2004 and her fellowship at UCLA and Cedars in 2008.Dr. Simon has proudly been serving patients in Ventura County since 2008 and is very involved in field research. Dr. Simon is also a speaker for Exact Sciences on behalf of Cologuard and is actively associated in research studies. She is a part of the Takeda Chloride Channel Council and a speaker for Amitiza, as well.She enjoys educating the doctors and the community as a lecturer on topics such as colorectal cancer screening at St. John's Hospital, where she is also a part of the Ethics Committee.Dr. Simon aims specifically to work with patients to discover the problem and develop a treatment strategy. She has a particular interest in Celiac Disease, Inflammatory Bowel Disease (IBD), and a passion for improving colorectal cancer detection.She is dedicated to developing a relationship with patients by utilizing education and mutual information sharing. Dr. Simon is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. Her top areas of expertise are Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Painful Swallowing, Endoscopy, and Colonoscopy.

      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      1159 Roadrunner Way, 
      Simi Valley, CA 
       (6.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Moe Amadpour is a Gastroenterologist in Simi Valley, California. Dr. Amadpour is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Esophagitis, Acute Pancreatitis, Diverticular Disease, Gastrectomy, and Colonoscopy.

      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology

      Gastroenterology And Hepatology Specialists Inc

      1687 Erringer Rd, Suite 103, 
      Simi Valley, CA 
       (8.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Mayur Trivedi is a Gastroenterologist in Simi Valley, California. Dr. Trivedi is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Hemorrhoids, Gastrointestinal Bleeding, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Colonoscopy.

      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      7320 Woodlake Avenue, Suite 310, 
      West Hills, CA 
       (12.6 miles away)
      Languages Spoken:
      English

      Niloufar Guiv is a Gastroenterologist in West Hills, California. Dr. Guiv is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. Her top areas of expertise are Heartburn, Diverticular Disease, Familial Adenomatous Polyposis, and Gastric Dysmotility.

      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      7320 Woodlake Avenue, Suite 260, 
      West Hills, CA 
       (12.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Calin Arimie is a Gastroenterologist in West Hills, California. Dr. Arimie is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Ascites, Hepatitis, Gastrointestinal Bleeding, Hemorrhoidectomy, and Gastrectomy. Dr. Arimie is currently accepting new patients.

      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      7301 Medical Center Drive, Suite 201, 
      West Hills, CA 
       (12.7 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Cyrus Badii is a Gastroenterologist in West Hills, California. Dr. Badii is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Hiatal Hernia, Congenital Diaphragmatic Hernia, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Gastrostomy. Dr. Badii is currently accepting new patients.

      Experienced in Familial Adenomatous Polyposis
      Gastroenterology
      Experienced in Familial Adenomatous Polyposis
      Gastroenterology

      Ventura County Gastroenterology Group

      4005 Mission Oaks Blvd, Ste A, 
      Camarillo, CA 
       (10.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Jay Guan is a Gastroenterologist in Camarillo, California. Dr. Guan is rated as an Experienced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Hemorrhoids, Hiatal Hernia, Congenital Diaphragmatic Hernia, Colonoscopy, and Gastrectomy. Dr. Guan is currently accepting new patients.

      Experienced in Familial Adenomatous Polyposis
      Gastroenterology
      Experienced in Familial Adenomatous Polyposis
      Gastroenterology

      Genesis Healthcare Partners PC

      4005 Mission Oaks Blvd, Suite A, 
      Camarillo, CA 
       (10.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Ashwinee Condon is a Gastroenterologist in Camarillo, California. Dr. Condon is rated as an Experienced provider by MediFind in the treatment of Familial Adenomatous Polyposis. Her top areas of expertise are Familial Adenomatous Polyposis, Barrett Esophagus, Gastroesophageal Reflux Disease (GERD), Swallowing Difficulty, and Endoscopy.

      Experienced in Familial Adenomatous Polyposis
      Gastroenterology
      Experienced in Familial Adenomatous Polyposis
      Gastroenterology
      7320 Woodlake Avenue, Suite 310, 
      West Hills, CA 
       (12.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Jonathan Matthew is a Gastroenterologist in West Hills, California. Dr. Matthew is rated as an Experienced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Diarrhea, Trichohepatoenteric Syndrome, Endoscopy, and Colonoscopy. Dr. Matthew is currently accepting new patients.

      Advanced in Familial Adenomatous Polyposis
      Gastroenterology
      Advanced in Familial Adenomatous Polyposis
      Gastroenterology

      Genesis Healthcare Partners PC

      7320 Woodlake Ave, Suite 260, 
      West Hills, CA 
       (12.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Ron Chitayat is a Gastroenterologist in West Hills, California. Dr. Chitayat is rated as an Advanced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Malnutrition, Trichohepatoenteric Syndrome, Gastrointestinal Bleeding, Endoscopy, and Gastrostomy.

      Experienced in Familial Adenomatous Polyposis
      Gastroenterology
      Experienced in Familial Adenomatous Polyposis
      Gastroenterology
      23101 Sherman Place, Suite 217, 
      West Hills, CA 
       (12.5 miles away)
      Languages Spoken:
      English

      Paul Gulsrud is a Gastroenterologist in West Hills, California. Dr. Gulsrud is rated as an Experienced provider by MediFind in the treatment of Familial Adenomatous Polyposis. His top areas of expertise are Gastritis, Anemia, Irritable Bowel Syndrome (IBS), Gastrostomy, and Endoscopy.

      Showing 1-20 of 27

      Last Updated: 01/09/2026

      What is the definition of Familial Adenomatous Polyposis?

      Familial adenomatous polyposis (FAP) is an inherited disorder that is characterized by a greatly increased risk of cancer of the large intestine (colon) and rectum (collectively known as colorectal cancer). People with FAP have multiple precancerous (benign) growths (polyps) in the colon, and one or more of these polyps will likely develop into colorectal cancer. There are two forms of FAP: the classic type and the attenuated type.

      When should I see a Familial Adenomatous Polyposis doctor near Thousand Oaks, 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 Familial Adenomatous Polyposis doctor near Thousand Oaks, 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 Familial Adenomatous Polyposis doctors near Thousand Oaks, 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 Familial Adenomatous Polyposis doctors near Thousand Oaks, 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 Familial Adenomatous Polyposis doctor near Thousand Oaks, 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 Familial Adenomatous Polyposis doctor search results page. 

      Why is it important to get a second opinion from a different Familial Adenomatous Polyposis 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 Familial Adenomatous Polyposis doctor near Thousand Oaks, 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 Familial Adenomatous Polyposis 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 Familial Adenomatous Polyposis 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 Familial Adenomatous Polyposis doctors near Thousand Oaks, CA?

      Look for the filter feature on the left side of the Familial Adenomatous Polyposis 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 Familial Adenomatous Polyposis doctor that offers video calls?

      Look for the filter feature on the left-side of the Familial Adenomatous Polyposis 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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