The 20 Best Diverticular Disease Doctors Near Me in Commack, NY

Find the Top Diverticular Disease Experts and Specialists

The 20 Best Diverticular Disease Doctors near Commack, NY

Last Updated: 02/22/2026

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MediFind found 354 doctor with experience in Diverticular Disease near Commack, NY. Of these, 276 are Experienced, 57 are Advanced and 21 are Distinguished.

Location
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354 providers found
    Distinguished in Diverticular Disease
    General Surgery
    Distinguished in Diverticular Disease
    General Surgery

    Stony Brook Surgical Associates Ufpc

    222 E Main St Ste 209, 
    Smithtown, NY 
     (4.3 miles away)
    Languages Spoken:
    English

    Paula Denoya is a General Surgeon in Smithtown, New York. Dr. Denoya is rated as a Distinguished provider by MediFind in the treatment of Diverticular Disease. Her top areas of expertise are Diverticular Disease, Colorectal Cancer, Familial Colorectal Cancer, Hernia Surgery, and Small Bowel Resection.

    David E. Rivadeneira
    Distinguished in Diverticular Disease
    Colorectal Surgery
    Distinguished in Diverticular Disease
    Colorectal Surgery

    Northwell Health Physician Partners Surgical Specialties At Woodbury

    321 Crossways Park Drive, Suite B, 
    Woodbury, NY 
     (9.5 miles away)
    Languages Spoken:
    English, Portuguese, Spanish
    Offers Telehealth

    "David E. Rivadeneira, MD, MBA, FACS, FASCRS, is director of Northwell Health Cancer Institute at Huntington and physician-in-chief of clinical strategic initiatives for Northwell facilities across eastern Long Island. He's a board-certified, multilingual general surgeon and colorectal surgeon who provides leading-edge care for colon and rectal cancer, inflammatory bowel disease such as ulcerative colitis and Crohn's disease, as well as diverticulitis.""I've always wanted to help people,"" says Dr. Rivadeneira, who completed his residency in general surgery at Weill Medical College of Cornell University, training at both New York-Presbyterian/Weill Cornell Medical Center and Memorial Sloan Kettering Cancer Center.Dr. Rivadeneira, who joined Northwell in 2013, works alongside a multidisciplinary team including oncologists, geneticists and nutritionists to give patients complete and convenient care. Consultations can usually be made within 24 to 48 hours at various Long Island locations-and everyone receives the care they deserve. ""I treat people like I'd want a family member to be treated,"" says Dr. Rivadeneira. ""I speak to patients in a way that helps them really understand their care-it's clear, concise and always compassionate.""A professor of surgery at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, Dr. Rivadeneira also instructs surgeons throughout the country and abroad. He is a fellow of the American College of Surgeons, the American Society of Colon and Rectal Surgeons and the Society of Surgical Oncology, among others. He also works closely with Northwell research partner Cold Spring Harbor Laboratory on tissue analysis for critical research studies for the very best patient care-now and in the future.""Seeing patients have better quality of life with no more pain, and seeing them enjoy major life milestones because of treatment-it just doesn't get any better than that,"" he says.". Dr. Rivadeneira is rated as a Distinguished provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Hemorrhoids, Familial Colorectal Cancer, Diverticular Disease, Bladder Reconstruction, and Hernia Surgery.

    Advanced in Diverticular Disease
    Gastroenterology
    Advanced in Diverticular Disease
    Gastroenterology
    789 Park Avenue, 
    Huntingtn Station, NY 
     (4.1 miles away)
    Languages Spoken:
    English

    Jay Steinberg is a Gastroenterologist in Huntingtn Station, New York. Dr. Steinberg is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Ulcerative Colitis, Diverticular Disease, Hiatal Hernia, and Gastrectomy.

    Learn about our expert tiers
    Distinguished in Diverticular Disease
    Gastroenterology
    Distinguished in Diverticular Disease
    Gastroenterology

    North Shore Digestive Medicine PC

    50 Route 111 Ste 302, 
    Smithtown, NY 
     (4.3 miles away)
    Languages Spoken:
    English

    Farzad Forohar is a Gastroenterologist in Smithtown, New York. Dr. Forohar is rated as a Distinguished provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Gastrectomy, and Endoscopy.

    Distinguished in Diverticular Disease
    Gastroenterology
    Distinguished in Diverticular Disease
    Gastroenterology

    Dr Marianne Hendrix MD PC

    48 Route 25A Ste 203, 
    Smithtown, NY 
     (4.3 miles away)
    Languages Spoken:
    English

    Alan Spielberg is a Gastroenterologist in Smithtown, New York. Dr. Spielberg is rated as a Distinguished provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Diverticular Disease, Tenesmus, Gastrointestinal Bleeding, Endoscopy, and Gastrectomy.

    Advanced in Diverticular Disease
    Radiology
    Advanced in Diverticular Disease
    Radiology

    Office

    1018 Suffolk Ave, 
    Brentwood, NY 
     (4.6 miles away)
    Languages Spoken:
    English

    Alan Berlly is a Radiologist in Brentwood, New York. Dr. Berlly is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Visceromegaly, Progressive Familial Intrahepatic Cholestasis Type 2, Progressive Familial Intrahepatic Cholestasis Type 1, and Progressive Familial Intrahepatic Cholestasis Type 3.

    Experienced in Diverticular Disease
    Experienced in Diverticular Disease

    Office

    500 Commack Rd Unit 150C, 
    Commack, NY 
     (0.7 miles away)
    Languages Spoken:
    English

    Stephanie Sims is a Radiologist in Commack, New York. Dr. Sims is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. Her top areas of expertise are Chronic Cough, Visceromegaly, Lung Nodules, and Vertigo.

    Experienced in Diverticular Disease
    Gastroenterology | Internal Medicine
    Experienced in Diverticular Disease
    Gastroenterology | Internal Medicine
    200 Motor Parkway, Suite C14, # 15, 
    Hauppauge, NY 
     (3.1 miles away)
    Languages Spoken:
    English

    Stanley Fox is an Internal Medicine specialist and a Gastroenterologist in Hauppauge, New York. Dr. Fox is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Visceromegaly, Gastroesophageal Reflux Disease (GERD), Enlarged Liver, and Anemia.

    Experienced in Diverticular Disease
    Gastroenterology
    Experienced in Diverticular Disease
    Gastroenterology
    789 Park Avenue, 
    Huntington, NY 
     (4.1 miles away)
    Languages Spoken:
    English, Farsi, Hebrew, Spanish
    Offers Telehealth

    David Gabbaizadeh is a Gastroenterologist in Huntington, New York. Dr. Gabbaizadeh is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Hiatal Hernia, Congenital Diaphragmatic Hernia, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Colonoscopy.

    Experienced in Diverticular Disease
    Colorectal Surgery
    Experienced in Diverticular Disease
    Colorectal Surgery

    Office

    329 E Main St Ste 2, 
    Smithtown, NY 
     (4.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Tara Martinez is a Colorectal Surgeon in Smithtown, New York. Dr. Martinez is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. Her top areas of expertise are Hemorrhoids, Proctitis, Retroperitoneal Inflammation, Hernia Surgery, and Ureteroscopy.

    Experienced in Diverticular Disease
    Experienced in Diverticular Disease

    Mount Sinai Doctors Laboratory

    5 Cuba Hill Rd, 
    Greenlawn, NY 
     (4.3 miles away)
    Languages Spoken:
    English

    Thomas Mannino is a Radiologist in Greenlawn, New York. Dr. Mannino is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Lung Nodules, Angiomyoma, Gallbladder Disease, and Uterine Fibroids.

    Experienced in Diverticular Disease
    Experienced in Diverticular Disease

    Mount Sinai Doctors Laboratory

    5 Cuba Hill Rd, 
    Greenlawn, NY 
     (4.3 miles away)
    Languages Spoken:
    English

    Tianyuan Liu is a Radiologist in Greenlawn, New York. Dr. Liu is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Generalized Resistance to Thyroid Hormone, Thyroid Hormone Plasma Membrane Transport Defect, Familial Hyperthyroidism due to Mutations in TSH Receptor, and Lung Nodules.

    Richard L. Fried
    Advanced in Diverticular Disease
    Gastroenterology
    Advanced in Diverticular Disease
    Gastroenterology

    Northwell Health Physician Partners Gastroenterology At Huntington

    195 East Main Street, Lower Level, 
    Huntington, NY 
     (6.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Richard L. Fried, MD is a highly skilled physician specializing in Gastroenterology and Hepatology. With a compassionate and patient-centered approach, Dr. Fried provides expert care to his patients at multiple Northwell Health locations, including Northwell Health Physician Partners Gastroenterology at Huntington, Northwell Health Physician Partners at Northport, and Northwell Health Dolan Family Health Center. Dr. Fried is board certified in Internal Medicine by the American Board of Internal Medicine and in Gastroenterology by the American Board of IM / Gastroenterology. He completed his MD at New York University School of Medicine and his BA/MA at The Johns Hopkins University. During his internship residency at Beth Israel Deaconess Medical Center - Harvard Medical School, he gained valuable experience in Internal Medicine. Further enhancing his expertise, Dr. Fried pursued a fellowship in Gastroenterology at Montefiore Medical Center/Albert Einstein College of Medicine. As a fellow, he focused on advanced diagnostic and therapeutic procedures related to gastroenterological disorders. Driven by a commitment to excellence, Dr. Fried holds clinical assistant professorship at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, where he shares his knowledge and trains medical students. In addition to his academic role, Dr. Fried is esteemed as a Fellow of the American College of Physicians, the American College of Gastroenterology, and the American Gastroenterological Association. These prestigious fellowships reflect his dedication to advancing the field of Gastroenterology and his exceptional contributions to patient care. With his comprehensive training and extensive experience, Dr. Fried is able to provide a wide range of services, including the diagnosis and treatment of gastrointestinal diseases, liver disorders, and hepatobiliary diseases. Dr. Fried's patients commend his meticulous approach, clear communication, and personalized care. In conclusion, Richard L. Fried, MD is an accomplished Gastroenterologist dedicated to delivering exceptional care to his patients. With a commitment to fostering optimal health and wellbeing, he continues to stay at the forefront of medical advancements and utilizes the latest techniques to ensure the best outcomes for his patients. Dr. Fried is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Irritable Bowel Syndrome (IBS), Gastroesophageal Reflux Disease (GERD), Diverticular Disease, Bacterial Gastroenteritis, and Colonoscopy.

    Ross I. Wank
    Advanced in Diverticular Disease
    Advanced in Diverticular Disease
    270 Park Avenue, 
    Huntington, NY 
     (6.9 miles away)
    Languages Spoken:
    English

    Ross Wank is a Radiologist in Huntington, New York. Dr. Wank is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Pleurisy, Pleural Effusion, Non-Alcoholic Fatty Liver Disease, and Visceromegaly.

    Joshua H. Kern
    Advanced in Diverticular Disease
    Advanced in Diverticular Disease
    301 East Main Street, 
    Bay Shore, NY 
     (8.5 miles away)
    Languages Spoken:
    English

    Joshua Kern is a Radiologist in Bay Shore, New York. Dr. Kern is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Visceromegaly, Melorheostosis with Osteopoikilosis, Melorheostosis, and Osteopenia.

    Shirley S. Shih
    Advanced in Diverticular Disease
    Colorectal Surgery
    Advanced in Diverticular Disease
    Colorectal Surgery

    Northwell Health Physician Partners Surgical Specialties At Woodbury

    321 Crossways Park Drive, Suite B, 
    Woodbury, NY 
     (9.5 miles away)
    Languages Spoken:
    English

    "Shirley Shiuh Leei Shih, MD, a colorectal surgeon at Northwell Health, specializes in treating all forms of benign and malignant colorectal disease-including Crohn's disease, diverticular disease and colorectal cancer-through minimally invasive laparoscopic surgery.She decided to become a doctor, like her father, while growing up Long Island, but it wasn't until she was in medical school at Albany Medical College, and attended a lecture on colorectal procedure, that she decided this was the direction she wanted to take.""My starting point was just wanting to help people, and as soon as I saw what type of new colorectal surgeries were being done, I could see the potential for boosting patient quality of life,"" she says. ""Instead of stem-to-stern incisions that led to long recoveries, we could do minimally invasive procedures that offered faster recovery and less pain.""Dr. Shih completed her residency at George Washington University Hospital and a fellowship at Cleveland Clinic in Florida, as well as at Indiana University School of Medicine. She spent seven years in private practice near Philadelphia, then returned to New York to join Northwell Health.""The team-oriented approach here is very strong,"" she says. ""There is such good communication and collaboration, both among partners in my practice and with everyone at Northwell generally. That gives patients more comprehensive support.""Currently, she's enhancing her surgical skills by learning robotic surgery, as she's passionate about offering patients more options for treatment. She's also an assistant professor at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell. Other efforts include training residents to provide enhanced patient care, and pursuing excellence in rectal cancer treatment at Huntington Hospital.Part of her lifelong learning comes from patients as well. ""What I've learned from them is to treat every patient as an individual,"" she says. ""It's important for me, and for all doctors, to tailor each discussion based on what a patient needs. I try to remember that with every patient conversation.""". Dr. Shih is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. Her top areas of expertise are Pilonidal Sinus Disease, Retroperitoneal Inflammation, Diverticular Disease, Bladder Reconstruction, and Colostomy.

    Titilayo O. Adegboyega
    Advanced in Diverticular Disease
    Colorectal Surgery
    Advanced in Diverticular Disease
    Colorectal Surgery

    Northwell Health Physician Partners Surgical Specialties At Woodbury

    321 Crossways Park Drive, Suite B, 
    Woodbury, NY 
     (9.5 miles away)
    Languages Spoken:
    English

    "Titilayo Adegboyega, MD, is the chief of colorectal surgery at South Shore University Hospital. A board-certified colorectal surgeon, she specializes in treating cancer of the colon, rectum and anus, and benign conditions such as colon polyps, inflammatory bowel disease, diverticulitis, rectal prolapse, hemorrhoids, anal fissures and fistulas, and pelvic floor disorders. Dr. Adegboyega became interested in medicine as a child in her native Nigeria. ""I had a play doctor kit,"" she says. ""My mother worked in a hospital, so I was exposed to the health care system and aspired to influence what it could become."" In part thanks to this early influence, she maintains a deep interest in public health, especially in our increasingly globally connected society. Before joining Northwell in 2016, Dr. Adegboyega graduated from the University of Minnesota Medical School. She then went on to complete her general surgery residency at Gundersen-Lutheran Medical Center and a fellowship in colon and rectal surgery at Rhode Island Hospital, the main teaching hospital of The Warren Alpert Medical School of Brown University. Dr. Adegboyega works with a variety of health care providers to maximize her patients' care. For those who have cancer, she collaborates with medical oncologists, radiation oncologists, pathologists and other specialists to develop a comprehensive treatment plan using the latest approaches to care. She may also work with gastroenterologists and urogynecologists, depending on a patient's condition. Whenever possible, Dr. Adegboyega performs minimally invasive surgical procedures, including robotic and laparoscopic approaches. She also specializes in colostomy and ileostomy reversal surgery and diagnostic procedures, such as colonoscopy. In addition to practicing at the Northwell Health Cancer Institute, Dr. Adegboyega is actively involved in resident and medical student education as assistant professor at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell. She is also affiliated with the Katz Institute for Women's Health. Above all, Dr. Adegboyega enjoys addressing people's health concerns and carefully walking them through the treatment process. ""I spend a lot of time explaining things to my patients, so they can be as active as of a participant in their health care as they want to be,"" she says. ""I'm grateful for and humbled by the experience.""". Dr. Adegboyega is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. Her top areas of expertise are Mesenteric Venous Thrombosis, Hemorrhoids, Retroperitoneal Inflammation, Hernia Surgery, and Colonoscopy.

    Advanced in Diverticular Disease
    Gastroenterology
    Advanced in Diverticular Disease
    Gastroenterology

    Robert M. Lazar MD PC

    1092 Jericho Tpke Ste 2S, 
    Commack, NY 
     (1.8 miles away)
    Languages Spoken:
    English

    Robert Lazar is a Gastroenterologist in Commack, New York. Dr. Lazar is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Hemorrhoids, Diverticular Disease, Hiatal Hernia, and Congenital Diaphragmatic Hernia.

    Advanced in Diverticular Disease
    Gastroenterology
    Advanced in Diverticular Disease
    Gastroenterology

    Robert M. Lazar MD PC

    1092 Jericho Tpke Ste 2S, 
    Commack, NY 
     (1.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Richard Feldstein is a Gastroenterologist in Commack, New York. Dr. Feldstein is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Hemorrhoids, Heartburn, Menetrier Disease, Endoscopy, and Gastrectomy.

    Advanced in Diverticular Disease
    Gastroenterology
    Advanced in Diverticular Disease
    Gastroenterology

    Office

    317 E Main St Ste 1, 
    Smithtown, NY 
     (4.3 miles away)
    Languages Spoken:
    English

    Ravi Ainapudi is a Gastroenterologist in Smithtown, New York. Dr. Ainapudi is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Choledocholithiasis, Chronic Idiopathic Constipation (CIC), Hiatal Hernia, Endoscopy, and Colonoscopy.

    Showing 1-20 of 354

    Last Updated: 02/22/2026

    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 Commack, NY?

    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 Commack, NY?

    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 Commack, NY?

    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 Commack, NY?

    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 Commack, NY?

    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 Commack, NY?

    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 Commack, NY?

    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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