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Dr. Mark Zeglis, MD

Dr. Mark Zeglis, MD

Ypsilanti, MI

18 Years of Experience

Accepting patients

    Who is Dr. Zeglis, Gastroenterologist in Ypsilanti, MI?

    Dr. Mark Zeglis, MD is a Gastroenterologist, who primarily practices in Ypsilanti, MI with 2 additional practice locations. He has been practicing for over 18 years and is board certified by the American Board of Internal Medicine. Dr. Zeglis graduated from University of Michigan Medical School and completed his residency at Massachusetts General Hospital. Dr. Zeglis is fluent in English, and is currently seeing new patients. Dr. Zeglis’s practice accepts Medicaid, Medicare, UnitedHealthcare, Aetna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Zeglis’s office at (734) 434-6262.

    What are Areas of Expertise for Dr. Zeglis?

    Dr. Mark Zeglis, 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. Zeglis empowers patients to confidently navigate their health journey, specializing in Endoscopic Ultrasound, or comprehensive wellness support. Serving the Ypsilanti/MI community, Dr. Zeglis is dedicated to enhancing lives through expert, patient-centered care.

    Where did Dr. Zeglis go to medical school and complete their residency?

    • Residency: Massachusetts General Hospital

    • Medical School: University of Michigan Medical School

    Is Dr. Zeglis board certified in Gastroenterologist?

    Yes, Dr. Mark Zeglis, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Zeglis speak?

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

    • English

    What conditions does Dr. Zeglis treat?

    As a Gastroenterologist, Dr. Zeglis 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. Zeglis. 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:

    • Dark, Tarry Stools (Melena)
    • Gastrointestinal Bleeding
    • Melena
    • Black Stools
    • Upper GI Bleed Signs

    ICD-10 Codes:

    • K921: Melena

    Also known as:

    • Upper Middle Abdominal Pain
    • Abdominal Pain
    • Epigastric pain
    • Pain below breastbone
    • Upper stomach pain

    ICD-10 Codes:

    • R1013: Epigastric pain

    Also known as:

    • History of Adenomatous and Serrated Colon Polyps
    • Past Colon Polyps
    • Previous Adenomas
    • History of Precancerous Colon Growths

    ICD-10 Codes:

    • Z860101: Personal history of adenomatous and serrated colon polyps

    Also known as:

    • Change in Bowel Habits
    • Bowel Movement
    • Altered Bowel Habits
    • Irregular Bowel Movements
    • Changes in Pooping

    ICD-10 Codes:

    • R194: Change in bowel habit

    Also known as:

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

    ICD-10 Codes:

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

    Also known as:

    • Stomach and Duodenum Disorder
    • Stomach Disorder
    • Gastric Conditions
    • Duodenal Conditions
    • Digestive System Disorders

    ICD-10 Codes:

    • K3189: Other diseases of stomach and duodenum

    Also known as:

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

    ICD-10 Codes:

    • R197: Diarrhea, unspecified

    Also known as:

    • Blocked Esophagus
    • Esophagus Disorder
    • Esophageal Obstruction
    • Food Pipe Blockage
    • Swallowing Difficulty

    ICD-10 Codes:

    • K222: Esophageal obstruction

    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:

    • 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:

    • Pancreatic Cyst
    • Pancreatic Disease
    • Cyst on Pancreas
    • Pancreatic Pseudocyst
    • Fluid Sac on Pancreas

    ICD-10 Codes:

    • K862: Cyst of pancreas

    Also known as:

    • Heartburn
    • Acid Reflux
    • Indigestion
    • GERD Symptoms

    ICD-10 Codes:

    • R12: Heartburn

    Also known as:

    • Other Abnormal Enzyme Levels
    • Unspecified high enzymes
    • Various enzyme abnormalities
    • Abnormal serum enzyme levels

    ICD-10 Codes:

    • R748: Abnormal levels of other serum enzymes

    Also known as:

    • Nausea and Vomiting
    • Feeling Sick and Throwing Up
    • Stomach Flu Symptoms
    • Queasy and Vomiting

    ICD-10 Codes:

    • R112: Nausea with vomiting, unspecified

    Also known as:

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

    ICD-10 Codes:

    • K5100: Ulcerative (chronic) pancolitis without complications

    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

    Does Dr. Zeglis accept my insurance?

    Dr. Zeglis accepts most major insurance plans. Important: Please call our office at (734) 434-6262 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Zeglis accept in Ypsilanti, MI?

    Dr. Zeglis in Ypsilanti, MI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Cross Blue Shield of Michigan

    • Centene

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Health Alliance Plan (HAP)

    • Humana

    • Medicare

    • Spectrum / Priority Health

    • State of Michigan

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Zeglis' office located?

    Dr. Mark Zeglis' Primary Practice

    5300 Elliott Dr

    Ypsilanti, MI 48197

    (734) 434-6262

    Get Directions

    Dr. Mark Zeglis' Practice 2

    620 Byron Rd

    Howell, MI 48843

    Get Directions

    Dr. Mark Zeglis' Practice 3

    36475 5 Mile Rd

    Livonia, MI 48154

    Get Directions

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

    Dr. Zeglis's National Provider Identifier (NPI) number is 1497898233.

    What common questions do patients ask about Dr. Zeglis?

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

    What is Dr. Mark Zeglis's specialty?

    Dr. Zeglis is a Gastroenterologist near Ypsilanti, MI. 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. Zeglis to book an appointment today.

    Is this Dr. Mark Zeglis affiliated with a ranked Castle Connolly Top Hospital?

    No, Zeglis is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Trinity Health Ann Arbor Hospital. 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 Mark Zeglis accepting new patients in Ypsilanti, MI?

    Yes, Dr. Mark Zeglis is accepting new patients at this time.

    Does Dr. Mark Zeglis offer online booking?

    Please contact Dr. Zeglis's office at (734) 434-6262 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Mark Zeglis?

    Please contact Dr. Zeglis's office at (734) 434-6262 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Mark Zeglis have?

    Dr. Mark Zeglis is certified by the American Board of Internal Medicine.

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