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Dr. Karen Sein Ohn, MD

Mount Vernon, IL

Accepting patients

    Who is Dr. Sein Ohn, Gastroenterologist in Mount Vernon, IL?

    Dr. Karen Sein Ohn, MD is a Gastroenterologist, who primarily practices in Mount Vernon, IL with 2 additional practice locations. She is board certified. Dr. Sein Ohn is fluent in English, and is currently seeing new patients. Dr. Sein Ohn’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Sein Ohn’s office at (618) 798-3000.

    What languages does Dr. Sein Ohn speak?

    Dr. Sein Ohn and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. Sein Ohn treat?

    As a Gastroenterologist, Dr. Sein Ohn 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. Sein Ohn. 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:

    • Non-Infectious Gastroenteritis and Colitis
    • Digestive Disease
    • Inflammation of Stomach and Intestines
    • Non-Bacterial Colitis
    • Gut Inflammation

    ICD-10 Codes:

    • K529: Noninfective gastroenteritis and colitis, unspecified

    Also known as:

    • Acid Reflux
    • GERD with Esophagitis
    • GERD
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Eosinophilic Esophagitis
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion
    • Reflux Esophagitis
    • Acid Reflux Esophagus Inflammation
    • Heartburn with Esophagus Damage

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis
    • K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding

    Also known as:

    • Chronic Stomach Inflammation
    • Stomach Disorder
    • Gastritis & Gastropathy
    • Chronic gastritis
    • Long-term stomach inflammation
    • Persistent stomach lining inflammation

    ICD-10 Codes:

    • K2950: Unspecified chronic gastritis without bleeding

    Also known as:

    • Abdominal Pain
    • Right Upper Abdominal Pain
    • Stomach Ache
    • Belly Pain
    • Stomach Pain
    • RUQ pain
    • Pain in upper right stomach
    • Right upper belly pain

    ICD-10 Codes:

    • R109: Unspecified abdominal pain
    • R1011: Right upper quadrant pain

    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:

    • 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:

    • Stomach or Duodenum Polyp
    • Stomach Disorder
    • Gastric Polyp
    • Duodenal Polyp
    • Stomach Growth

    ICD-10 Codes:

    • K317: Polyp of stomach and duodenum

    Also known as:

    • Fatty Liver Disease
    • Liver Disease
    • Nonalcoholic Fatty Liver Disease (NAFLD) & NASH
    • Nonalcoholic Fatty Liver Disease & NASH in Children
    • NAFLD
    • NASH
    • Hepatic steatosis

    ICD-10 Codes:

    • K760: Fatty (change of) liver, not elsewhere classified

    Also known as:

    • Other Esophagus Condition
    • Esophagus Disorder
    • Various esophageal diseases
    • Miscellaneous esophagus problems
    • Other food pipe issues

    ICD-10 Codes:

    • K2289: Other specified disease of esophagus

    Also known as:

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

    ICD-10 Codes:

    • D120: Benign neoplasm of cecum

    Does Dr. Sein Ohn accept my insurance?

    Dr. Sein Ohn accepts most major insurance plans. Important: Please call our office at (618) 798-3000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Sein Ohn accept in Mount Vernon, IL?

    Dr. Sein Ohn in Mount Vernon, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • CVS Health (formerly Aetna)

    • Medicare

    • Molina

    • State of Illinois

    • Trustmark Insurance Company

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    Where is Dr. Sein Ohn's office located?

    Dr. Karen Sein Ohn's Primary Practice

    209 Crossroads Pl

    Mount Vernon, IL 62864

    (618) 798-3000

    Get Directions

    National Healthcare Of Mt Vernon

    205 Bailey Ln Ste F

    Benton, IL 62812

    Get Directions

    Dr. Karen Sein Ohn's Practice 3

    2100 Madison Ave

    Granite City, IL 62040

    Get Directions

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

    Dr. Sein Ohn's National Provider Identifier (NPI) number is 1518119536.

    What common questions do patients ask about Dr. Sein Ohn?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Sein Ohn

    What is Dr. Karen Sein Ohn's specialty?

    Dr. Sein Ohn is a Gastroenterologist near Mount Vernon, IL. 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. Sein Ohn to book an appointment today.

    Is this Dr. Karen Sein Ohn affiliated with a ranked Castle Connolly Top Hospital?

    No, Sein Ohn is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Deaconess Illinois Medical Center. Castle Connolly Top Hospitals 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 Karen Sein Ohn accepting new patients in Mount Vernon, IL?

    Yes, Dr. Karen Sein Ohn is accepting new patients at this time.

    Does Dr. Karen Sein Ohn offer online booking?

    Please contact Dr. Sein Ohn's office at (618) 798-3000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Karen Sein Ohn?

    Please contact Dr. Sein Ohn's office at (618) 798-3000 for information regarding telehealth appointment availability or for scheduling assistance.

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