The 20 Best Toxic Megacolon Doctors in The United States

Find the Top Toxic Megacolon Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 394 doctor with experience in Toxic Megacolon near The United States. Of these, 303 are Experienced, 81 are Advanced and 10 are Distinguished.

Location
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394 providers found
    Advanced in Toxic Megacolon
    Gastroenterology
    Advanced in Toxic Megacolon
    Gastroenterology

    Sullivan Digestive Center

    2204 Pavilion Dr, Ste 108, 
    Kingsport, TN 
    Languages Spoken:
    English

    . Dr. Sullivan is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Swallowing Difficulty, Painful Swallowing, and Gastritis. Dr. Sullivan is board certified in American Board Of Internal Medicine.

    Experienced in Toxic Megacolon
    General Surgery
    Experienced in Toxic Megacolon
    General Surgery

    Advocate Medical Group General Surgery

    9550 W 167th St, 
    Orland Park, IL 
    Languages Spoken:
    English

    James O'donnell is a General Surgeon practicing medicine in Orland Park, Illinois. Dr. O'donnell is rated as an Experienced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Hernia, Cholecystitis, Gallbladder Disease, Colostomy, and Gastrostomy. Dr. O'donnell is board certified in American Board Of Surgery.

    Distinguished in Toxic Megacolon
    Gastroenterology
    Distinguished in Toxic Megacolon
    Gastroenterology

    Geisinger Medical Center - Gastroenterology

    100 North Academy Avenue, 
    Danville, PA 
    Languages Spoken:
    English
    Offers Telehealth

    Danial Shaikh, MD, is an accomplished interventional gastroenterologist specializing in luminal interventions and advanced therapeutic endoscopy. He completed his medical education at Ziauddin University in Karachi, Pakistan, followed by an internal medicine residency and a gastroenterology fellowship at BronxCare Health System, Icahn School of Medicine at Mount Sinai in New York, where he also served as chief resident and chief fellow.|Dr. Shaikh further honed his skills during an advanced endoscopy fellowship at Moffitt Cancer Center, University of South Florida, and later at the Mayo Clinic in Arizona, where he focused on third space endoscopy. His board certifications include gastroenterology and internal medicine.|Fluent in both English and Urdu, Dr. Shaikh has clinical and research interests primarily in third space endoscopy and gastrointestinal oncology. His dedication to advancing the field of endoscopy through patient care, research and education has established him as a respected figure in his specialty. Dr. Shaikh is rated as a Distinguished provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Toxic Megacolon, Saddle Pulmonary Embolism, Ascites, Endoscopy, and Colonoscopy.

    Learn about our expert tiers
    Experienced in Toxic Megacolon
    General Surgery
    Experienced in Toxic Megacolon
    General Surgery

    Reading Hospital

    420 South 5th Avenue, 
    West Reading, PA 
    Languages Spoken:
    English

    . Dr. Butts is rated as an Experienced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Ogilvie Syndrome, Subarachnoid Hemorrhage, Delirium, Splenectomy, and Hernia Surgery. Dr. Butts is board certified in American Osteopathic Board Of Surgery.

    Experienced in Toxic Megacolon
    General Surgery
    Experienced in Toxic Megacolon
    General Surgery

    Integrated Medical Group PC - Surgery

    2758 Century Blvd, Ste 1, 
    Wyomissing, PA 
    Languages Spoken:
    English

    . Dr. Levan is rated as an Experienced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Retroperitoneal Inflammation, Gallstones, Choledocholithiasis, Colostomy, and Hernia Surgery. Dr. Levan is board certified in American Board Of Surgery.

    Distinguished in Toxic Megacolon
    Gastroenterology
    Distinguished in Toxic Megacolon
    Gastroenterology

    Indiana University Health University Hospital

    550 University Blvd, 
    Indianapolis, IN 
    Languages Spoken:
    English

    Monika Fischer is a Gastroenterologist practicing medicine in Indianapolis, Indiana. Dr. Fischer is rated as a Distinguished provider by MediFind in the treatment of Toxic Megacolon. She is also highly rated in 29 other conditions, according to our data. Her clinical expertise encompasses Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Colonoscopy, and Endoscopy.

    Advanced in Toxic Megacolon
    Gastroenterology
    Advanced in Toxic Megacolon
    Gastroenterology

    Gastroenterology - Dignity Health - San Luis Obispo, CA

    1551 Bishop Street, Suite 230, 
    San Luis Obispo, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Board Certification: Certified by American Board of Internal Medicine, GastroenterologyFellowship Training: Duke University Medical CenterInternship and Residency: University of California, San Diego Medical CenterMedical School: University of Texas Southwestern Medical SchoolProfessional Memberships: Member, American Gastroenterological AssociationMember and Fellow, American College of Gastroenterology. Dr. Mundorf is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Lower Esophageal Ring, Benign Esophageal Stricture, Endoscopy, and Colonoscopy. Dr. Mundorf is board certified in Board Certified By American Board Of Internal Medicine, Gastroenterology. Dr. Mundorf is currently accepting new patients.

    Advanced in Toxic Megacolon
    Gastroenterology
    Advanced in Toxic Megacolon
    Gastroenterology

    Pacific Central Coast Health Centers

    1255 Las Tablas Rd, Suite 201, 
    Templeton, CA 
    Languages Spoken:
    English
    Accepting New Patients

    Dr. Jonathan Riegler is a Board Certified Gastroenterologist. Medical Education: University of Michigan Medical SchoolInternship and Residency: Duke UniversityFellowship: University of California, San FranciscoDr. Riegler's Care Philosophy: “I strive to recognize and understand the complex issues involved in the physician- patient relationship and try to treat patients in the way I'd want me or my family members treated.” When he's not working Dr. Riegler enjoys Cycling and traveling. Dr. Riegler is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Gardner Syndrome, Colonoscopy, and Gastrectomy. Dr. Riegler is board certified in Internal Medicine (Sub: Gastroenterology). Dr. Riegler is currently accepting new patients.

    Advanced in Toxic Megacolon
    Gastroenterology
    Advanced in Toxic Megacolon
    Gastroenterology

    Gastroenterology - Dignity Health - Templeton, CA

    350 Posada Lane, Suite 202, 
    Templeton, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Bringing extensive expertise to the Central Coast, Dr. Jeffry Brown is a dedicated gastroenterologist with Dignity Health Pacific Central Coast Health Centers. His robust academic background includes a B.A. in Medical Physics and an M.A. in Biophysics from UC Berkeley. He went on to earn his M.D. from U.C. Davis School of Medicine, then completed his Internal Medicine residency at St. Mary Medical Center in Long Beach, followed by a Gastroenterology fellowship at Harbor-UCLA Medical Center. Dr. Brown previously led Endoscopy Services as Medical Director at Kaweah Delta Medical Center since 2005 and holds a fellowship in Endoscopic Ultrasound. While proficient in general gastroenterology, he has a special interest in the diagnosis and treatment of pancreatic and biliary diseases. In his leisure time, Dr. Brown enjoys biking and golfing. Dr. Brown is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy. Dr. Brown is board certified in Internal Medicine and Internal Medicine (Sub: Gastroenterology). Dr. Brown is currently accepting new patients.

    Advanced in Toxic Megacolon
    Gastroenterology
    Advanced in Toxic Megacolon
    Gastroenterology

    Gastroenterology - Dignity Health - Arroyo Grande, CA

    850 Fair Oaks Ave, Suite 220, 
    Arroyo Grande, CA 
    Languages Spoken:
    English, Spanish
    Accepting New Patients
    Offers Telehealth

    Dr. Quezada earned his Doctor of Medicine degree from TexasA&M Health Science Center College of Medicine. He is Board Certified in Internal Medicine and completed his Internal Medicine and Gastroenterology/Hepatology training from Los Angeles County/University of Southern CaliforniaMedical Center. He’s skilled in general GI procedures as well as EndoscopicRetrograde Cholangiopancreatography (ERCP) and performs this procedure at the French Hospital Advanced GI Lab. While in medical school, Dr. Quezada developed a health care program for medical students to participate in treatment of migrant farm worker patients. Dr. Quezada is fluent in Spanish ❝ My care philosophy is to work with my patients to developtheir health goals and do all that is possible to assist themin achieving those goals.❞—Michael Quezada, MD. Dr. Quezada is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Toxic Megacolon, Gardner Syndrome, Endoscopy, and Gastrectomy. Dr. Quezada is board certified in Internal Medicine and Internal Medicine (Sub: Gastroenterology). Dr. Quezada is currently accepting new patients.

    Advanced in Toxic Megacolon
    General Surgery | Colorectal Surgery
    Advanced in Toxic Megacolon
    General Surgery | Colorectal Surgery

    Mercy Health — Maumee Bay General Surgery

    3851 Navarre Avenue, Suite 220, 
    Oregon, OH 
    Languages Spoken:
    English, Hindi
    Accepting New Patients

    Manish Thusay is a Colorectal Surgeon and a General Surgeon practicing medicine in Oregon, Ohio. Dr. Thusay is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Hernia, Diverticular Disease, Malnutrition, Colostomy, and Gastrostomy. Dr. Thusay is currently accepting new patients.

    Advanced in Toxic Megacolon
    Gastroenterology
    Advanced in Toxic Megacolon
    Gastroenterology

    Sansum Clinic Pueblo Multi-Specialty Clinic

    317 West Pueblo Street, 
    Santa Barbara, CA 
    Experience:
    47+ years
    Languages Spoken:
    English
    Offers Telehealth

    Mick Meiselman is a Gastroenterologist practicing medicine in Santa Barbara, California. He has been practicing medicine for over 47 years. Dr. Meiselman is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 53 other conditions, according to our data. His clinical expertise encompasses Pancreatic Pseudocyst, Bile Duct Obstruction, Cholestasis, Pancreatectomy, and Endoscopy.

    Advanced in Toxic Megacolon
    Gastroenterology | Hepatology
    Advanced in Toxic Megacolon
    Gastroenterology | Hepatology

    Jefferson Primary & Specialty Care – Fish Pond Road

    354 Hurffville - Cross Keys Road, 
    Sewell, NJ 
    Languages Spoken:
    English, Telugu
    Accepting New Patients

    Nikhitha Mantri is a Hepatologist and a Gastroenterologist practicing medicine in Sewell, New Jersey. Dr. Mantri is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Toxic Megacolon, DRESS Syndrome, Hereditary Pancreatitis, Endoscopy, and Colonoscopy. Dr. Mantri is board certified in Internal Medicine and Gastroenterology. Dr. Mantri is currently accepting new patients.

    Advanced in Toxic Megacolon
    Gastroenterology
    Advanced in Toxic Megacolon
    Gastroenterology

    Franciscan Digestive Care Associates - Enumclaw

    1818 Cole Street, 
    Enumclaw, WA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Keith Sun, MD, specializes in gastroenterology. Dr. Sun treats the whole person, not just their digestive condition. He combines scientific knowledge and technical expertise with individualized care, helping patients improve their gut health. He forms partnerships with his patients to create treatment plans that align with their personal goals and values. He prioritizes educating his patients about their conditions and available treatment options, so they can make the best decisions for their health.Dr. Sun is a member of the American College of Gastroenterology, American Gastroenterological Association, American Society for Gastrointestinal Endoscopy, American Medical Association and American College of Physicians.In his free time, Dr. Sun enjoys staying up-to-date with the latest trends in technology, playing video games, gardening, exploring new destinations and spending time with his family.Conditions and procedures:Capsule endoscopyColorectal cancer screening/colonosocopyDiagnostic and therapeutic upper endoscopyGastroesophageal reflux (GERD)General gut healthInflammatory bowel diseaseIrritable bowel syndromeLiver diseasePancreatitisPush enteroscopy. Dr. Sun is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Toxic Megacolon, Gardner Syndrome, Turcot Syndrome, Colonoscopy, and Endoscopy. Dr. Sun is board certified in American Board Of Internal Medicine. Dr. Sun is currently accepting new patients.

    Advanced in Toxic Megacolon
    Gastroenterology
    Advanced in Toxic Megacolon
    Gastroenterology

    WPHPA Digestive Disease & Nutrition

    2 Westchester Park Drive, 
    West Harrison, NY 
    Languages Spoken:
    English, Arabic
    Offers Telehealth

    Dr. Ahmed Alemam is a board-certified gastroenterologist with White Plains Hospital Physician Associates. Dr. Alemam is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Toxic Megacolon, Hepatitis A, Anemia, Endoscopy, and Gastrostomy. Dr. Alemam is board certified in American Board Of Internal Medicine.

    Advanced in Toxic Megacolon
    Vascular Surgery
    Advanced in Toxic Megacolon
    Vascular Surgery

    Beth Israel Deaconess Hospital Plymouth - Surgery

    46 Obery Street, Suite 100, 
    Plymouth, MA 
    Languages Spoken:
    English
    Offers Telehealth

    Emmanuel Nwachuku is a Vascular Surgeon practicing medicine in Plymouth, Massachusetts. Dr. Nwachuku is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Toxic Megacolon, Femoral Hernia, and Appendectomy. Dr. Nwachuku is board certified in American Board Of Surgery.

    Advanced in Toxic Megacolon
    Gastroenterology
    Advanced in Toxic Megacolon
    Gastroenterology

    Aurora Gastroenterology

    2901 W Kinnickinnic River Pkwy, Ste 414, 
    Milwaukee, WI 
    Languages Spoken:
    English

    Khaled Alchirazi is a Gastroenterologist practicing medicine in Milwaukee, Wisconsin. Dr. Alchirazi is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Toxic Megacolon, Gastrointestinal Fistula, Hemorrhagic Proctocolitis, and Colitis. Dr. Alchirazi is board certified in  .

    Advanced in Toxic Megacolon
    General Surgery
    Advanced in Toxic Megacolon
    General Surgery

    Meridian Trauma Associates

    1945 Route 33, 
    Neptune, NJ 
    Languages Spoken:
    English, Urdu

    Nasim Ahmed is a General Surgeon practicing medicine in Neptune, New Jersey. Dr. Ahmed is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Delirium, Subdural Hematoma, Chronic Subdural Hematoma, Craniectomy, and Splenectomy. Dr. Ahmed is board certified in American Board Of Surgery and American Board Of Surgery.

    Advanced in Toxic Megacolon
    General Surgery
    Advanced in Toxic Megacolon
    General Surgery

    Avon - Richard E. Jacobs Health Center

    33100 Cleveland Clinic Boulevard, 
    Avon, OH 
    Experience:
    32+ years
    Languages Spoken:
    English

    Anthony Deross is a General Surgeon practicing medicine in Avon, Ohio. He has been practicing medicine for over 32 years. Dr. Deross is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Retroperitoneal Inflammation, Pectus Excavatum, Pectus Carinatum, and Pilonidal Sinus Disease. Dr. Deross is board certified in American Board Of Surgery, 2008.

    Advanced in Toxic Megacolon
    Gastroenterology
    Advanced in Toxic Megacolon
    Gastroenterology

    Banner - University Medicine North

    3838 North Campbell Avenue, Building 2, 
    Tucson, AZ 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sasha Taleban is a Gastroenterologist practicing medicine in Tucson, Arizona. Dr. Taleban is rated as an Advanced provider by MediFind in the treatment of Toxic Megacolon. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Crohn's Disease, Ulcerative Colitis, Colitis, Endoscopy, and Colonoscopy. Dr. Taleban is board certified in American Board Of Internal Medicine. Dr. Taleban is currently accepting new patients.

    Showing 1-20 of 394

    Last Updated: 04/28/2026

    What is the definition of Toxic Megacolon?

    Toxic megacolon occurs when swelling and inflammation spread into the deeper layers of your colon. As a result, the colon stops working and widens (dilates). In severe cases, the colon may rupture.

    When should I see a Toxic Megacolon doctor in The United States?

    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 Toxic Megacolon doctor in The United States?

    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 Toxic Megacolon doctors in The United States?

    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 Toxic Megacolon doctors in The United States?

    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 Toxic Megacolon doctor in The United States?

    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 Toxic Megacolon doctor search results page. 

    Why is it important to get a second opinion from a different Toxic Megacolon 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 Toxic Megacolon doctor in The United States?

    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 Toxic Megacolon 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 Toxic Megacolon 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 Toxic Megacolon doctors in The United States?

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

    Look for the filter feature on the left-side of the Toxic Megacolon 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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