The 20 Best Diverticular Disease Doctors Near Me in ayer, MA

Find the Top Diverticular Disease Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 99 doctor with experience in Diverticular Disease near ayer, MA. Of these, 87 are Experienced and 12 are Advanced.

Location
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99 providers found
    Experienced in Diverticular Disease
    Gastroenterology
    Experienced in Diverticular Disease
    Gastroenterology
    Referral may be required

    SMG Nashoba Multispecialty Office, Suite 110

    190 Groton Rd, 
    Ayer, MA 
     (1.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Michael Older is a Gastroenterologist practicing medicine in Ayer, Massachusetts. Dr. Older is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Lower Esophageal Ring, Benign Esophageal Stricture, Esophagitis, Endoscopy, and Gastrectomy. Dr. Older is currently accepting new patients.

    Experienced in Diverticular Disease
    Internal Medicine
    Experienced in Diverticular Disease
    Internal Medicine

    SMG Nashoba Multispecialty Office, Suite 110

    190 Groton Rd, 
    Ayer, MA 
     (1.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Besher Jazmati is a primary care provider, practicing in Internal Medicine in Ayer, Massachusetts. Dr. Jazmati is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. His clinical expertise encompasses Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, Anemia, and Endoscopy. Dr. Jazmati is currently accepting new patients.

    Experienced in Diverticular Disease
    Experienced in Diverticular Disease
    Referral may be required

    Office

    200 Groton Rd, 
    Ayer, MA 
     (1.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Mary Bakalos is a Radiologist practicing medicine in Ayer, Massachusetts. Dr. Bakalos is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Olivopontocerebellar Atrophy, Cerebelloolivary Atrophy, Primary Familial Brain Calcification, and Pleurisy. Dr. Bakalos is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Diverticular Disease
    Internal Medicine
    Experienced in Diverticular Disease
    Internal Medicine

    Nashoba Valley Medical Center

    200 Groton Rd, 
    Ayer, MA 
     (1.6 miles away)
    Languages Spoken:
    English

    Aylin Akay is a primary care provider, practicing in Internal Medicine in Ayer, Massachusetts. Dr. Akay is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Benign Esophageal Stricture, Lower Esophageal Ring, Heart Attack, Endoscopy, and Colonoscopy.

    Experienced in Diverticular Disease
    Experienced in Diverticular Disease
    Referral may be required

    Nashoba Valley Medical Center

    200 Groton Rd, 
    Ayer, MA 
     (1.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Matthew Foley is a Radiologist practicing medicine in Ayer, Massachusetts. Dr. Foley is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. His clinical expertise encompasses Ganglioneuroma, Headache, Vertigo, and Pleurisy. Dr. Foley is currently accepting new patients.

    Experienced in Diverticular Disease
    Family Medicine
    Experienced in Diverticular Disease
    Family Medicine

    Dr Craig S Gustafson LLC

    233 Ayer Rd Ste 10, 
    Harvard, MA 
     (2.0 miles away)
    Languages Spoken:
    English

    Craig Gustafson is a primary care provider, practicing in Family Medicine in Harvard, Massachusetts. Dr. Gustafson is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Coronary Heart Disease, Chronic Cough, Vertigo, and Fainting.

    Experienced in Diverticular Disease
    Internal Medicine
    Experienced in Diverticular Disease
    Internal Medicine

    Acton Medical Associates PC

    231 Ayer Rd, 
    Harvard, MA 
     (2.0 miles away)
    Languages Spoken:
    English

    Peter Demartino is a primary care provider, practicing in Internal Medicine in Harvard, Massachusetts. Dr. Demartino is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. His clinical expertise encompasses Crohn's Disease, Babesiosis, Cholesterol Pneumonia, and Peripheral Neuropathy.

    Experienced in Diverticular Disease
    Internal Medicine
    Experienced in Diverticular Disease
    Internal Medicine

    Acton Medical Associates PC

    231 Ayer Rd, 
    Harvard, MA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Teli Leung-Galecki is a primary care provider, practicing in Internal Medicine in Harvard, Massachusetts. Dr. Leung-Galecki is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. Her clinical expertise encompasses Diverticular Disease.

    Experienced in Diverticular Disease
    Internal Medicine
    Experienced in Diverticular Disease
    Internal Medicine

    Emerson Health Primary Care Groton

    240 Main St, 
    Groton, MA 
     (3.8 miles away)
    Languages Spoken:
    English

    Alfred Heinser is a primary care provider, practicing in Internal Medicine in Groton, Massachusetts. Dr. Heinser is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Congenital Sucrase-Isomaltase Deficiency, Glucose Phosphate Isomerase Deficiency, Glucose-Galactose Malabsorption Deficiency, and Sitosterolemia.

    Experienced in Diverticular Disease
    Family Medicine
    Experienced in Diverticular Disease
    Family Medicine

    Quest Diagnostics Massachusetts LLC

    225 New Lancaster Rd, 
    Leominster, MA 
     (8.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    John Schneeweis is a primary care provider, practicing in Family Medicine in Leominster, Massachusetts. Dr. Schneeweis is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. His clinical expertise encompasses Sciatica, Type 2 Diabetes (T2D), High Cholesterol, and Familial Combined Hyperlipidemia. Dr. Schneeweis is currently accepting new patients.

    Experienced in Diverticular Disease
    General Surgery
    Experienced in Diverticular Disease
    General Surgery
    Referral may be required

    UMass Memorial Healthalliance-Clinton Hospital

    60 Hospital Rd, 
    Leominster, MA 
     (8.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Nathaniel Merrell is a General Surgeon practicing medicine in Leominster, Massachusetts. Dr. Merrell is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Breast Cancer, Congenital Generalized Fibromatosis, Gastrostomy, and Hernia Surgery. Dr. Merrell is currently accepting new patients.

    Experienced in Diverticular Disease
    Internal Medicine
    Experienced in Diverticular Disease
    Internal Medicine

    Leominster Medical Associates

    50 Memorial Dr Ste 205, 
    Leominster, MA 
     (9.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Robert Fraser is a primary care provider, practicing in Internal Medicine in Leominster, Massachusetts. Dr. Fraser is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Colonoscopy, and Endoscopy. Dr. Fraser is currently accepting new patients.

    Experienced in Diverticular Disease
    Experienced in Diverticular Disease
    Referral may be required

    New England Medical Imaging PC

    87 North Main Street, 
    Leominster, MA 
     (8.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Patricia Cross is a Radiologist practicing medicine in Leominster, Massachusetts. Dr. Cross is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Visceromegaly, Scoliosis, Non-Alcoholic Fatty Liver Disease, and Calcium Pyrophosphate Arthritis. Dr. Cross is board certified in Diagnostic Radiology. Dr. Cross is currently accepting new patients.

    Advanced in Diverticular Disease
    Gastroenterology
    Advanced in Diverticular Disease
    Gastroenterology
    Referral may be required

    Elliot J Feinberg MD

    105 Erdman Way, 
    Leominster, MA 
     (8.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Vernu Visvalingam is a Gastroenterologist practicing medicine in Leominster, Massachusetts. Dr. Visvalingam is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Gastrectomy, and Endoscopy. Dr. Visvalingam is currently accepting new patients.

    Experienced in Diverticular Disease
    Gastroenterology
    Experienced in Diverticular Disease
    Gastroenterology
    Referral may be required

    Center For Digestive Wellness

    105 Erdman Way, 
    Leominster, MA 
     (8.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Elliot Feinberg is a Gastroenterologist practicing medicine in Leominster, Massachusetts. Dr. Feinberg is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Heartburn, Barrett Esophagus, Diverticular Disease, and Familial Adenomatous Polyposis. Dr. Feinberg is currently accepting new patients.

    Experienced in Diverticular Disease
    Internal Medicine
    Experienced in Diverticular Disease
    Internal Medicine

    Stephen T. Child, MD

    50 Memorial Drive, 
    Leominster, MA 
     (8.9 miles away)
    Languages Spoken:
    English

    Stephen Child is a primary care provider, practicing in Internal Medicine in Leominster, Massachusetts. Dr. Child is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. His clinical expertise encompasses Hyperaldosteronism, Familial Hyperaldosteronism, Type 2 Diabetes (T2D), and Hypertensive Heart Disease. Dr. Child is board certified in Internal Medicine.

    Experienced in Diverticular Disease
    Internal Medicine
    Experienced in Diverticular Disease
    Internal Medicine

    Montachusett Internal Medicine

    80 Erdman Way, 
    Leominster, MA 
     (8.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jyoti Nagarkar is a primary care provider, practicing in Internal Medicine in Leominster, Massachusetts. Dr. Nagarkar is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Chronic Kidney Disease, Melorheostosis with Osteopoikilosis, Melorheostosis, and Osteopenia.

    Experienced in Diverticular Disease
    Gastroenterology
    Experienced in Diverticular Disease
    Gastroenterology
    Referral may be required

    Elliot J Feinberg MD

    105 Erdman Way, 
    Leominster, MA 
     (8.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Min Song is a Gastroenterologist practicing medicine in Leominster, Massachusetts. Dr. Song is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Barrett Esophagus, Painful Swallowing, Endoscopy, and Gastrectomy. Dr. Song is currently accepting new patients.

    Experienced in Diverticular Disease
    Gastroenterology
    Experienced in Diverticular Disease
    Gastroenterology
    Referral may be required

    Elliot J Feinberg MD

    105 Erdman Way, 
    Leominster, MA 
     (8.7 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Maria Lonshteyn is a Gastroenterologist practicing medicine in Leominster, Massachusetts. She has been practicing medicine for over 18 years. Dr. Lonshteyn is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Diarrhea, Trichohepatoenteric Syndrome, Painful Swallowing, Gastrectomy, and Endoscopy. Dr. Lonshteyn is currently accepting new patients.

    Experienced in Diverticular Disease
    Gastroenterology
    Experienced in Diverticular Disease
    Gastroenterology
    Referral may be required

    Elliot J Feinberg MD

    105 Erdman Way, 
    Leominster, MA 
     (8.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Wankin Yu is a Gastroenterologist practicing medicine in Leominster, Massachusetts. Dr. Yu is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Barrett Esophagus, Viral Gastroenteritis, Colitis, Familial Adenomatous Polyposis, and Endoscopy. Dr. Yu is currently accepting new patients.

    Showing 1-20 of 99

    Last Updated: 09/26/2026

    What is the definition of Diverticular Disease?

    Diverticula are small, bulging sacs or pouches that form on the inner wall of the intestine. Diverticulitis occurs when these pouches become inflamed or infected. Most often, these pouches are in the lower part of the large intestine (colon).

    When should I see a Diverticular Disease doctor near ayer, MA?

    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 Diverticular Disease doctor near ayer, MA?

    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 Diverticular Disease doctors near ayer, MA?

    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 Diverticular Disease doctors near ayer, MA?

    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 Diverticular Disease doctor near ayer, MA?

    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 Diverticular Disease doctor search results page. 

    Why is it important to get a second opinion from a different Diverticular Disease 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 Diverticular Disease doctor near ayer, MA?

    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 Diverticular Disease 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 Diverticular Disease 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 Diverticular Disease doctors near ayer, MA?

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

    Look for the filter feature on the left-side of the Diverticular Disease 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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