The 20 Best Collagenous Colitis Doctors Near Me in warren, NJ

Find the Top Collagenous Colitis Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 12 doctor with experience in Collagenous Colitis near warren, NJ. Of these, 12 are Experienced.

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12 providers found
    Experienced in Collagenous Colitis

    Dr. Ravish M. Parekh
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Ravish M. Parekh
    Gastroenterology
    Referral may be required

    Atlantic Medical Group Gastroenterology

    435 South Street, Suite 230A, 
    Morristown, NJ 
     (9.9 miles away)
    973-971-7507
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Ravish Parekh is a Gastroenterologist practicing medicine in Morristown, New Jersey. Dr. Parekh is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Lymphocytic Colitis, Gastrointestinal Bleeding, Viral Gastroenteritis, Endoscopy, and Gastrostomy. Dr. Parekh is board certified in American Board Of Internal Medicine. Dr. Parekh is currently accepting new patients.

    Experienced in Collagenous Colitis

    Dr. Alan R. Gingold
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Alan R. Gingold
    Gastroenterology
    Referral may be required

    Office

    31 Mountain Blvd, 
    Warren, NJ 
     (1.8 miles away)
    973-891-9178
    Languages Spoken:
    English, Spanish
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Alan Gingold is a Gastroenterologist practicing medicine in Warren, New Jersey. Dr. Gingold is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. He is also highly rated in 54 other conditions, according to our data. His clinical expertise encompasses Gas Bloat Syndrome, Gastroesophageal Reflux Disease (GERD), Diverticular Disease, Diarrhea, and Gastrectomy. Dr. Gingold is currently accepting new patients.

    Experienced in Collagenous Colitis

    Dr. Cory D. Vergilio
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Cory D. Vergilio
    Gastroenterology
    Referral may be required

    Office

    31 Mountain Blvd, 
    Warren, NJ 
     (1.8 miles away)
    908-374-0076
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Cory Vergilio is a Gastroenterologist practicing medicine in Warren, New Jersey. Dr. Vergilio is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. He is also highly rated in 56 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Diverticular Disease, Esophagitis, Colonoscopy, and Gastrectomy. Dr. Vergilio is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Collagenous Colitis

    Dr. Mark L. Greaves
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Mark L. Greaves
    Gastroenterology
    Referral may be required

    Office

    31 Mountain Blvd, 
    Warren, NJ 
     (1.8 miles away)
    973-969-6774
    Languages Spoken:
    English, Spanish
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Mark Greaves is a Gastroenterologist practicing medicine in Warren, New Jersey. Dr. Greaves is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. He is also highly rated in 53 other conditions, according to our data. His clinical expertise encompasses Irritable Bowel Syndrome (IBS), Gastroesophageal Reflux Disease (GERD), Indigestion, Colonoscopy, and Gastrectomy. Dr. Greaves is currently accepting new patients.

    Experienced in Collagenous Colitis

    Dr. Jeffrey B. Danzig
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Jeffrey B. Danzig
    Gastroenterology
    Referral may be required

    Summit Medical Group PA

    1 Diamond Hill Rd, 
    Berkeley Heights, NJ 
     (6.0 miles away)
    908-273-4300
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Jeffrey Danzig is a Gastroenterologist practicing medicine in Berkeley Heights, New Jersey. Dr. Danzig is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Colitis, Ulcerative Colitis, Diverticular Disease, Hemorrhoids, and Endoscopy. Dr. Danzig is currently accepting new patients.

    Experienced in Collagenous Colitis

    Dr. Tamir B. Menachem
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Tamir B. Menachem
    Gastroenterology
    Referral may be required

    Summit Medical Group

    1 Diamond Hill Road, 
    Berkeley Heights, NJ 
     (6.0 miles away)
    973-971-4340
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients

    Tamir Menachem is a Gastroenterologist practicing medicine in Berkeley Heights, New Jersey. Dr. Menachem is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Bile Duct Obstruction, Bile Duct Stricture, Cholestasis, Endoscopy, and Pancreatectomy. Dr. Menachem is currently accepting new patients.

    Experienced in Collagenous Colitis

    Dr. Ying M. Tang
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Ying M. Tang
    Gastroenterology
    Referral may be required

    Premier Health Gastroenterology

    11 Overlook Road, Suite 100, 
    Summit, NJ 
     (9.9 miles away)
    908-273-1493
    Languages Spoken:
    English, Cantonese, Mandarin
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Ying Tang is a Gastroenterologist practicing medicine in Summit, New Jersey. Dr. Tang is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. She is also highly rated in 37 other conditions, according to our data. Her clinical expertise encompasses Hemorrhoids, Attenuated Familial Adenomatous Polyposis, Cronkhite-Canada Disease, Gastrectomy, and Gastrostomy. Dr. Tang is board certified in American Board Of Internal Medicine. Dr. Tang is currently accepting new patients.

    Experienced in Collagenous Colitis

    Dr. Lawrence M. Pickover
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Lawrence M. Pickover
    Gastroenterology
    Referral may be required
    Before you request

    Allied Digestive Health, LLC

    81 Veronica Ave, Ste 206, 
    Somerset, NJ 
     (11.3 miles away)
    732-846-2777
    Languages Spoken:
    English, Spanish
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Lawrence Pickover is a Gastroenterologist practicing medicine in Somerset, New Jersey. Dr. Pickover is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. His clinical expertise encompasses Diarrhea, Trichohepatoenteric Syndrome, Gastroesophageal Reflux Disease (GERD), Irritable Bowel Syndrome (IBS), and Endoscopy. Dr. Pickover is currently accepting new patients.

    Experienced in Collagenous Colitis

    Dr. John M. Dalena
    Gastroenterology | Hepatology
    Experienced in Collagenous Colitis

    Dr. John M. Dalena
    Gastroenterology | Hepatology
    Referral may be required

    Summit Medical Group Gastroenterology

    140 Park Avenue, The Green At Florham Park Null, 
    Florham Park, NJ 
     (10.9 miles away)
    973-401-0500
    Languages Spoken:
    English, Italian, Spanish
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    John Dalena is a Gastroenterologist and a Hepatologist practicing medicine in Florham Park, New Jersey. Dr. Dalena is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Gas Bloat Syndrome, Diverticular Disease, Gastrectomy, and Endoscopy. Dr. Dalena is board certified in American Board Of Internal Medicine. Dr. Dalena is currently accepting new patients.

    Experienced in Collagenous Colitis

    Dr. Shail S. Sheth
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Shail S. Sheth
    Gastroenterology
    Referral may be required

    Office

    116 Millburn Ave Ste 102, 
    Millburn, NJ 
     (12.6 miles away)
    973-376-2121
    Languages Spoken:
    English
    See accepted insurances

    Shail Sheth is a Gastroenterologist practicing medicine in Millburn, New Jersey. Dr. Sheth is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Painful Swallowing, Swallowing Difficulty, Gastrectomy, and Colonoscopy.

    Experienced in Collagenous Colitis

    Dr. Satya P. Kastuar
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Satya P. Kastuar
    Gastroenterology
    Referral may be required

    Allied Digestive Health, LLC

    2480 Route 27, 
    North Brunswick, NJ 
     (12.8 miles away)
    Languages Spoken:
    English, Hindi, Spanish
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Satya Kastuar is a Gastroenterologist practicing medicine in North Brunswick, New Jersey. Dr. Kastuar is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Diverticular Disease, Gastrectomy, and Gastrostomy. Dr. Kastuar is currently accepting new patients.

    Experienced in Collagenous Colitis

    Dr. Kunal Grover
    Gastroenterology
    Experienced in Collagenous Colitis

    Dr. Kunal Grover
    Gastroenterology
    Referral may be required

    Advanced Gastroenterology Group

    1308 Morris Ave Ste 102, 
    Union, NJ 
     (13.4 miles away)
    973-891-9344
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients

    Kunal Grover is a Gastroenterologist practicing medicine in Union, New Jersey. Dr. Grover is rated as an Experienced provider by MediFind in the treatment of Collagenous Colitis. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Heartburn, Menetrier Disease, Hiatal Hernia, Gastrectomy, and Endoscopy. Dr. Grover is currently accepting new patients.

    Showing 1-12 of 12

    Last Updated: 09/26/2026

    What is the definition of Collagenous Colitis?

    Collagenous colitis is a type of inflammatory bowel disease that affects the colon. It is a form of microscopic colitis, which causes chronic diarrhea. In all forms of microscopic colitis, the colon appears normal or almost normal on colonoscopy, but the inflammation is visible when a biopsy of the colon is examined under a microscope (hence its name). People with this disease usually have between four and nine watery bowel movements per day, but in rare cases may have more than fifteen. Various other symptoms relating to the gastrointestinal system or other body symptoms may also be present. The cause of Collagenous colitis is not known but it is thought to be multifactorial. This means that both genetic and environmental factors may interact to cause a person to develop the disease. The extent to which genes play a role is unclear, but familial cases have been described. Certain medications, such as NSAIDS and proton pump inhibitors, have been reported to cause or trigger the disease in some people. However, strong evidence directly linking these medications to the disease is still lacking.

    When should I see a Collagenous Colitis doctor near warren, NJ?

    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 Collagenous Colitis doctor near warren, NJ?

    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 do I find the best Collagenous Colitis doctor near warren, NJ?

    You can find a Collagenous Colitis doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank Collagenous Colitis doctors near warren, NJ?

    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 Collagenous Colitis doctors near warren, NJ?

    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 Collagenous Colitis doctor near warren, NJ?

    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 Collagenous Colitis doctor search results page. 

    Why is it important to get a second opinion from a different Collagenous Colitis 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 Collagenous Colitis doctor near warren, NJ?

    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 Collagenous Colitis 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 Collagenous Colitis 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 Collagenous Colitis doctors near warren, NJ?

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

    Look for the filter feature on the left-side of the Collagenous Colitis 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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