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Dr. Miechelle O'brien, MD

Danbury, CT

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. O'brien, Gastroenterologist in Danbury, CT?

    Dr. Miechelle O'brien, MD is a Gastroenterologist, who primarily practices in Danbury, CT with 2 additional practice locations. She is board certified by the American Board of Internal Medicine. Dr. O'brien graduated from New York Medical College. Dr. O'brien is fluent in English, and is currently seeing new patients. Dr. O'brien’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. O'brien’s office at (203) 739-7010.

    What are Areas of Expertise for Dr. O'brien?

    Dr. Miechelle O'brien, MD is a highly-rated, board-certified Gastroenterologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. O'brien empowers patients to confidently navigate their health journey, specializing in Gastroesophageal Reflux Disease (GERD), Inflammatory Bowel Disease/Crohn's, Irritable Bowel Syndrome, Nutrition, or comprehensive wellness support. Serving the Danbury/CT community, Dr. O'brien is dedicated to enhancing lives through expert, patient-centered care.

    Where did Dr. O'brien go to medical school and complete their residency?

    • Medical School: New York Medical College

    Is Dr. O'brien board certified in Gastroenterologist?

    Yes, Dr. Miechelle O'brien, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. O'brien speak?

    Dr. O'brien and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. O'brien treat?

    As a Gastroenterologist, Dr. O'brien diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. O'brien. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Colon Cancer Screening
    • Health Screening
    • Colorectal Cancer Screening (PDQ®)
    • Screening Tests to Detect Colorectal Cancer and Polyps
    • Tests to Detect Colorectal Cancer and Polyps
    • Colorectal Cancer Screening
    • Colonoscopy Screening
    • Bowel Cancer Screening

    ICD-10 Codes:

    • Z1211: Encounter for screening for malignant neoplasm of colon

    Also known as:

    • Colon Polyps
    • Colonic Polyps
    • Colorectal Polyps
    • Intestinal Polyps
    • Bowel Polyps

    ICD-10 Codes:

    • Z86010: Personal history of colon polyps

    Also known as:

    • Benign Transverse Colon Polyp
    • Benign Cecum Polyp
    • Benign Tumor
    • Colonic Polyps
    • Colon Polyps
    • Non-cancerous transverse colon growth
    • Transverse colon adenoma
    • Transverse colon benign tumor
    • Non-cancerous cecum growth
    • Cecal adenoma
    • Cecum benign tumor

    ICD-10 Codes:

    • D123: Benign neoplasm of transverse colon
    • D120: Benign neoplasm of cecum

    Also known as:

    • Diarrhea
    • Loose stools
    • Runny poop
    • Frequent bowel movements

    ICD-10 Codes:

    • R197: Diarrhea, unspecified

    Also known as:

    • Acid Reflux
    • GERD
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis

    Also known as:

    • Barrett's Esophagus
    • Other Esophagus Condition
    • Esophagus Disorder
    • Barrett’s Esophagus
    • Barrett's condition
    • Esophageal metaplasia
    • Various esophageal diseases
    • Miscellaneous esophagus problems
    • Other food pipe issues

    ICD-10 Codes:

    • K2270: Barrett's esophagus without dysplasia
    • K2289: Other specified disease of esophagus

    Also known as:

    • Hemorrhoids
    • Piles
    • Anal veins
    • Swollen rectal veins

    ICD-10 Codes:

    • K648: Other hemorrhoids

    Also known as:

    • Rectal Bleeding
    • Gastrointestinal Bleeding
    • Gastrointestinal (GI) Bleeding
    • Anal Bleeding
    • Blood in Stool
    • Lower GI Bleed

    ICD-10 Codes:

    • K625: Hemorrhage of anus and rectum

    Also known as:

    • Difficulty Swallowing
    • Swallowing Disorder
    • Dysphagia
    • Trouble swallowing
    • Painful swallowing

    ICD-10 Codes:

    • R1310: Dysphagia, unspecified

    Also known as:

    • Iron Deficiency Anemia
    • Anemia
    • Iron
    • Anemia from Iron Lack
    • Low Iron Anemia
    • Sideropenic Anemia

    ICD-10 Codes:

    • D509: Iron deficiency anemia, unspecified

    Also known as:

    • Colon Polyps
    • Colonic Polyps
    • Colorectal polyps
    • Bowel polyps
    • Intestinal polyps

    ICD-10 Codes:

    • K635: Polyp of colon

    Also known as:

    • Family History of Digestive Organ Cancer
    • Cancer
    • Family History
    • Genetic risk for gastrointestinal cancer
    • Family history of GI cancer
    • Hereditary digestive cancer

    ICD-10 Codes:

    • Z800: Family history of malignant neoplasm of digestive organs

    Also known as:

    • Abdominal Pain
    • Stomach Ache
    • Belly Pain
    • Stomach Pain

    ICD-10 Codes:

    • R109: Unspecified abdominal pain

    Also known as:

    • Crohn's Disease
    • Crohn’s Disease
    • Regional Enteritis
    • Inflammatory Bowel Disease (IBD)
    • Terminal Ileitis

    ICD-10 Codes:

    • K5090: Crohn's disease, unspecified, without complications

    Also known as:

    • Non-cancerous Rectum Growth
    • Benign Tumor
    • Rectal Disorder
    • Benign rectal tumor
    • Rectal neoplasm
    • Non-malignant rectal mass

    ICD-10 Codes:

    • D128: Benign neoplasm of rectum

    Also known as:

    • Abnormal Digestive Tract Imaging
    • Abnormal GI scan
    • Unusual digestive imaging
    • Digestive system imaging findings

    ICD-10 Codes:

    • R933: Abnormal findings on diagnostic imaging of other parts of digestive tract

    Also known as:

    • Large Intestine Diverticulosis
    • Diverticulosis and Diverticulitis
    • Diverticular Disease
    • Colon Diverticula
    • Pockets in the Colon

    ICD-10 Codes:

    • K5730: Diverticulosis of large intestine without perforation or abscess without bleeding

    Also known as:

    • Ulcerative Colitis
    • Colitis
    • Inflammatory Bowel Disease (IBD)
    • Chronic Colitis

    ICD-10 Codes:

    • K5190: Ulcerative colitis, unspecified, without complications

    Does Dr. O'brien accept my insurance?

    Dr. O'brien accepts most major insurance plans. Important: Please call our office at (203) 739-7010 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. O'brien accept in Danbury, CT?

    Dr. O'brien in Danbury, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Blue Cross and Blue Shield of North Carolina

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • EmblemHealth

    • Express Scripts

    • Humana

    • Medicare

    • State of Connecticut

    • UnitedHealthcare

    View All Insurances

    Where is Dr. O'brien's office located?

    Dr. Miechelle O'brien's Primary Practice

    111 Osborne St Ste 121

    Danbury, CT 06810

    (203) 739-7010

    Get Directions

    Dr. Miechelle O'brien's Practice 2

    761 Main Ave

    Norwalk, CT 06851

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    Dr. Miechelle O'brien's Practice 3

    24 Hospital Ave

    Danbury, CT 06810

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    What is Dr. O'brien's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. O'brien's National Provider Identifier (NPI) number is 1356582571.

    What common questions do patients ask about Dr. O'brien?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. O'brien

    What is Dr. Miechelle O'brien's specialty?

    Dr. O'brien is a Gastroenterologist near Danbury, CT. An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs. Contact Dr. O'brien to book an appointment today.

    Is this Dr. Miechelle O'brien affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. O'brien is affiliated with Danbury Hospital, New Milford Hospital which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Gastroenterologist?

    Explore Gastroenterologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Miechelle O'brien accepting new patients in Danbury, CT?

    Yes, Dr. Miechelle O'brien is accepting new patients at this time.

    Does Dr. Miechelle O'brien offer online booking?

    Please contact Dr. O'brien's office at (203) 739-7010 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Miechelle O'brien?

    Please contact Dr. O'brien's office at (203) 739-7010 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Miechelle O'brien have?

    Dr. Miechelle O'brien is certified by the American Board of Internal Medicine.

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