The 20 Best Colonoscopy Doctors near Allen, TX

Find the Experts and Specialists who perform Colonoscopy

The 20 Best Colonoscopy Doctors near Allen, TX

Last Updated: 02/22/2026

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MediFind found 181 doctor with experience in Colonoscopy near Allen, TX. Of these, 171 are Experienced and 10 are Advanced.

Location
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181 providers found
    Sanjay Nayyar
    Advanced in Colonoscopy
    Gastroenterology | Internal Medicine
    Advanced in Colonoscopy
    Gastroenterology | Internal Medicine

    Texas Digestive Disease Consultants

    4521 Medical Center Dr, Ste 500, 
    Mckinney, TX 
     (4.5 miles away)
    Languages Spoken:
    English

    Sanjay Nayyar is an Internal Medicine specialist and a Gastroenterologist in Mckinney, Texas. Dr. Nayyar is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Acute Pancreatitis, Hereditary Pancreatitis, Morning Sickness, Gastrectomy, and Endoscopy.

    Manmeet S. Padda
    Advanced in Colonoscopy
    Gastroenterology | Internal Medicine
    Advanced in Colonoscopy
    Gastroenterology | Internal Medicine

    Texas Digestive Disease Consultants

    4521 Medical Center Dr, Ste 500, 
    Mckinney, TX 
     (4.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Manmeet Padda is an Internal Medicine specialist and a Gastroenterologist in Mckinney, Texas. Dr. Padda is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Gastric Dysmotility, Angiodysplasia of the Colon, Chronic Erosive Gastritis, Gastrectomy, and Endoscopy.

    Yamini K. Maddala
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine

    Texas Digestive Disease Consultants

    981 State Hwy 121, Ste 1140, Bldg A, 
    Allen, TX 
     (2.8 miles away)
    Languages Spoken:
    English

    Yamini Maddala is an Internal Medicine specialist and a Gastroenterologist in Allen, Texas. Dr. Maddala is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Portal Hypertension, Trichohepatoenteric Syndrome, Non-Alcoholic Fatty Liver Disease, Endoscopy, and Gastrostomy.

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    Ravi S. Chittajallu
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine

    Texas Digestive Disease Consultants

    4521 Medical Center Dr, Ste 500, 
    Mckinney, TX 
     (4.5 miles away)
    Languages Spoken:
    English, Hindi

    Ravi Chittajallu is an Internal Medicine specialist and a Gastroenterologist in Mckinney, Texas. Dr. Chittajallu is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Irritable Bowel Syndrome (IBS), Familial Adenomatous Polyposis, Diverticular Disease, Gastrectomy, and Colonoscopy.

    Adnan Nadir
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine

    Texas Health Digestive Specialists

    4221 Medical Pkwy, Ste 150, 
    Carrollton, TX 
     (13.7 miles away)
    Languages Spoken:
    English, Urdu
    Offers Telehealth

    Dr. Adnan Nadir has been a board-certified gastroenterologist and internist in North Texas since 2000. He is also fellowship-trained in gastroenterology. Dr. Nadir places a priority on providing quality comprehensive care for common and complex digestive, esophageal and urologic disorders, including pancreatic disease and colon/rectal disorders.Dr. Nadir earned his medical degree from Dow Medical College in Pakistan. He completed his internal medicine residency at Wayne State University in Detroit, Mich., becoming chief resident during his final year of residency. He then decided to pursue a fellowship in gastroenterology at William Beaumont Hospital in Royal Oak, Mich. More recently, Dr. Nadir completed the Physician Leadership Development Program through the Southern Methodist University Cox School of Business in Dallas, Texas. He has been a member of, and has served in leadership roles for, multiple organizations and committees over the years, including the American College of Gastroenterology and American Gastroenterological Association.Outside of work, Dr. Nadir enjoys traveling and spending time with family and friends. He is fluent in the Hindi and Urdu languages. Dr. Nadir is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Childhood Volvulus, Percutaneous Coronary Intervention (PCI), and Transcatheter Aortic Valve Replacement (TAVR).

    Mohammed Ur Rehman
    Advanced in Colonoscopy
    Family Medicine
    Advanced in Colonoscopy
    Family Medicine

    Primecare360 Primary & Urgent Care

    940 W Stacy Rd, 
    Allen, TX 
     (1.9 miles away)
    Languages Spoken:
    English, Hindi
    Offers Telehealth

    Mohammed Ur Rehman is a Family Medicine provider in Allen, Texas. Dr. Ur Rehman is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Liver Failure, Heart Failure with Preserved Ejection Fraction (HFpEF), End-Stage Renal Disease (ESRD), Gastrostomy, and Ureteroscopy.

    Experienced in Colonoscopy
    General Surgery | Colorectal Surgery
    Experienced in Colonoscopy
    General Surgery | Colorectal Surgery

    Texas Oncology, P.A.

    4510 Medical Center Drive, Suite 215, 
    Mckinney, TX 
     (4.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Joselin Matthews is a General Surgeon and a Colorectal Surgeon in Mckinney, Texas. Dr. Matthews is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Genital Warts, Familial Colorectal Cancer, Anal Cancer, Hernia Surgery, and Hemorrhoidectomy.

    Muhammad O. Arif
    Advanced in Colonoscopy
    Gastroenterology | Internal Medicine
    Advanced in Colonoscopy
    Gastroenterology | Internal Medicine

    Texas Gastroenterology Center

    6513 Preston Rd, Ste 300, 
    Plano, TX 
     (7.9 miles away)
    Languages Spoken:
    English, Hindi, Punjabi, Urdu
    Offers Telehealth

    Muhammad Arif is an Internal Medicine specialist and a Gastroenterologist in Plano, Texas. Dr. Arif is rated as an Advanced provider by MediFind in Colonoscopy. His top areas of expertise are Bile Duct Obstruction, Menetrier Disease, Intestinal Cancer, Endoscopy, and Colonoscopy.

    Neelam A. Khan
    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    Hospital Medicine Associates - Allen

    1105 Central Expy N, Ste 360, 
    Allen, TX 
     (0.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Neelam Khan is a primary care provider, practicing in Family Medicine in Allen, Texas. Dr. Khan is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Atypical Pneumonia, Hospital-Acquired Pneumonia, Pneumonia, Hip Replacement, and Ureteroscopy.

    Nadia H. Siddiqi
    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Hospital Medicine Associates - Allen

    1105 Central Expy N, Ste 360, 
    Allen, TX 
     (0.9 miles away)
    Languages Spoken:
    English

    Nadia Siddiqi is a primary care provider, practicing in Internal Medicine in Allen, Texas. Dr. Siddiqi is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), Ogilvie Syndrome, Bone Graft, and Vertebroplasty.

    Umer Ahmad
    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Hospital Medicine Associates - Allen

    1105 Central Expy N, Ste 360, 
    Allen, TX 
     (0.9 miles away)
    Languages Spoken:
    English

    Umer Ahmad is a primary care provider, practicing in Internal Medicine in Allen, Texas. Dr. Ahmad is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Pulmonary Edema, Heart Failure, Heart Failure with Preserved Ejection Fraction (HFpEF), Advanced Bronchoscopy, and Endoscopy.

    Kashiff M. Muneer
    Experienced in Colonoscopy
    Family Medicine
    Experienced in Colonoscopy
    Family Medicine

    Hospital Medicine Associates - Allen

    1105 Central Expy N, Ste 360, 
    Allen, TX 
     (0.9 miles away)
    Languages Spoken:
    English

    Kashiff Muneer is a primary care provider, practicing in Family Medicine in Allen, Texas. Dr. Muneer is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Sepsis, Peptic Ulcer, Necrosis, Endoscopy, and Colonoscopy.

    Mohammad Y. Zaman
    Experienced in Colonoscopy
    Internal Medicine
    Experienced in Colonoscopy
    Internal Medicine

    Hospital Medicine Associates - Allen

    1105 Central Expy N, Ste 360, 
    Allen, TX 
     (0.9 miles away)
    Languages Spoken:
    English

    Mohammad Zaman is an Internal Medicine provider in Allen, Texas. Dr. Zaman is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Gallbladder Disease, Liver Failure, Bone Marrow Aspiration, and Ureteroscopy.

    Sripathi R. Kethu
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine

    Texas Digestive Disease Consultants

    2821 E President George Bush Turnpike, Ste 205, 
    Richardson, TX 
     (7.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sripathi Kethu is an Internal Medicine specialist and a Gastroenterologist in Richardson, Texas. Dr. Kethu is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Gas Bloat Syndrome, Irritable Bowel Syndrome (IBS), Gastrectomy, and Endoscopy.

    Advanced in Colonoscopy
    Gastroenterology
    Advanced in Colonoscopy
    Gastroenterology

    Texas Digestive Disease Consultants, PLLC

    2821 E President George Bush Hwy, Suite 205, 
    Richardson, TX 
     (7.4 miles away)
    Languages Spoken:
    English

    Veena Kumaravel is a Gastroenterologist in Richardson, Texas. Dr. Kumaravel is rated as an Advanced provider by MediFind in Colonoscopy. Her top areas of expertise are Chronic Idiopathic Constipation (CIC), Portal Hypertension, Irritable Bowel Syndrome (IBS), Endoscopy, and Colonoscopy.

    Danielle M. Giesler
    Experienced in Colonoscopy
    Colorectal Surgery | General Surgery
    Experienced in Colonoscopy
    Colorectal Surgery | General Surgery

    Texas Oncology, P.A.

    2821 E President George Bush Hwy, Ste 502, 
    Richardson, TX 
     (7.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Danielle Giesler is a Colorectal Surgeon and a General Surgeon in Richardson, Texas. Dr. Giesler is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Colorectal Cancer, Crohn's Disease, Familial Colorectal Cancer, Hemorrhoidectomy, and Bladder Reconstruction.

    Srini Potluri
    Experienced in Colonoscopy
    Cardiology | Interventional Cardiology
    Experienced in Colonoscopy
    Cardiology | Interventional Cardiology

    Baylor Scott & White Legacy Heart Center - Plano Preston Road

    6601 Preston Rd, 
    Plano, TX 
     (7.9 miles away)
    Languages Spoken:
    English, Hindi, Telugu
    Offers Telehealth

    Srini Potluri is a Cardiologist and an Interventional Cardiologist in Plano, Texas. Dr. Potluri is rated as an Experienced provider by MediFind in Colonoscopy. His top areas of expertise are Aortic Valve Stenosis, Coronary Heart Disease, Patent Foramen Ovale, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

    Tanya H. Evans
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine

    Texas Digestive Disease Consultants

    5236 W. University Drive, Suite 3300, 
    Mckinney, TX 
     (8.2 miles away)
    Languages Spoken:
    English

    Tanya Evans is an Internal Medicine specialist and a Gastroenterologist in Mckinney, Texas. Dr. Evans is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Gastrectomy, and Endoscopy.

    Laurie S. Novosad
    Experienced in Colonoscopy
    Colorectal Surgery | General Surgery
    Experienced in Colonoscopy
    Colorectal Surgery | General Surgery

    Texas Oncology, P.A.

    5236 W University Dr, Ste 4300, 
    Mckinney, TX 
     (8.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    """Dr. Novosad is a board-certified colon and rectal surgeon. She attended medical school at Drexel University College of Medicine in Philadelphia, PA, and completed her residency at the University of South Florida.She specializes in colon, rectal and anal cancer, diverticulitis, colon and rectal polyps, inflammatory bowel disease, fecal incontinence, rectal prolapse and anorectal disorders.Dr. Novosad's practice focuses on minimally invasive colorectal surgical approaches, as well as robotic-surgery.""". Dr. Novosad is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Diverticular Disease, Retroperitoneal Inflammation, Familial Colorectal Cancer, Ileostomy, and Hernia Surgery.

    Sindhu A. Abraham
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine
    Experienced in Colonoscopy
    Gastroenterology | Internal Medicine

    Digestive Health Associates Of Texas - Plano

    3242 Preston Rd, Ste 200, 
    Plano, TX 
     (8.3 miles away)
    Languages Spoken:
    English

    Sindhu Abraham is an Internal Medicine specialist and a Gastroenterologist in Plano, Texas. Dr. Abraham is rated as an Experienced provider by MediFind in Colonoscopy. Her top areas of expertise are Non-Alcoholic Fatty Liver Disease, Visceromegaly, Portal Hypertension, Gastrectomy, and Colonoscopy.

    Showing 1-20 of 181

    Last Updated: 02/22/2026

    What is the definition of Colonoscopy?

    A colonoscopy is an exam that views the inside of the colon (large intestine) and rectum, using a tool called a colonoscope.

    The colonoscope has a small camera attached to a flexible tube that can reach the entire length of the colon.

    When should I see a Colonoscopy doctor near Allen, TX?

    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 Colonoscopy doctor near Allen, TX?

    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 Colonoscopy doctors near Allen, TX?

    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 Colonoscopy doctors near Allen, TX?

    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 Colonoscopy doctor near Allen, TX?

    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 Colonoscopy doctor search results page. 

    Why is it important to get a second opinion from a different Colonoscopy 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 Colonoscopy doctor near Allen, TX?

    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 Colonoscopy 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 Colonoscopy 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 Colonoscopy doctors near Allen, TX?

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

    Look for the filter feature on the left-side of the Colonoscopy 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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