Summary

Dr. Mark Zeglis is a gastroenterologist and internal medicine specialist who graduated from the University of Michigan Medical School. With 25 years of experience in medicine, he brings extensive expertise to digestive health and comprehensive internal medicine care. Dr. Zeglis is fluent in both English and Spanish.

Dr. Zeglis practices at multiple Trinity Health locations across Michigan, including hospitals in Ann Arbor, Chelsea, and Howell, as well as Huron Gastroenterology offices in Brighton, Chelsea, and Livonia. He specializes in treating colon polyps and upper GI bleeding, and provides care for patients experiencing abdominal pain. His procedural expertise includes performing colonoscopies and upper GI endoscopies to diagnose and treat digestive conditions. Patients have given him an average rating of 4.9 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.9
  • 25 years of experience
  • speaks English, Spanish
  • University Of Michigan Medical School
  • 35 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 4 hospital affiliations
  • 8 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Mark David Zeglis has 8 locations

Trinity Health Ann Arbor Hospital

5301 Mcauley DrYpsilanti, MI 48197

Chelsea Hospital

775 S Main StChelsea, MI 48118

Huron Gastroenterology

7575 Grand River RdBrighton, MI 48114
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Center For Advanced Medicine And Surgery

1600 S Canton Center Rd Ste 2200Canton, MI 48188
Mon7:00 am - 4:00 pm
Tue7:00 am - 4:00 pm
Wed7:00 am - 4:00 pm
Thu7:00 am - 4:00 pm
Fri7:00 am - 4:00 pm
Sat7:00 am - 12:00 pm
Sun9:00 am - 11:00 am

Huron Gastroenterology

14650 E Old Us Highway 12 Ste 202Chelsea, MI 48118
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Huron Gastroenterology

36650 5 Mile Rd Ste 100Livonia, MI 48154
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Mark David Zeglis, MD
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Dr. Mark David Zeglis, MDTheresa Obonyano, APRNMichael Francis BroderickMohammad Ali Alkheder
GastroenterologyGastroenterologyHospital MedicinePsychiatry
Accepts New Patients Accepts New Patients Accepts New Patients
4.9 
25 Years of Experience 11 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English
Ypsilanti , MISACRAMENTO , CALongview , TXSpokane , WA
Med School: University Of Michigan Medical School Med School: The University of Texas Health Science Center at Houston Med School: University Of Damascus Faculty Of Medicine
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Insurance Plans Accepted by Dr. Mark David Zeglis

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Mark David Zeglis has the following 2 specialties

Specialty Expertise

Dr. Mark David Zeglis has the following 11 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

25 Years Experience

Dr. Mark David Zeglis holds an expired medical license in the state of Michigan.

Medical License

Medical Doctor with an expired medical license in the state of Michigan that expired in 2026.

Education & Training

Medical School

Graduated from University Of Michigan Medical School in 2001.

NPI Number

Dr. Zeglis' NPI number is 1497898233.

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Frequently Asked Questions

How can I make an appointment with Dr. Mark Zeglis?
You can find contact information for Dr. Mark Zeglis here on Vitals.
Does Dr. Mark Zeglis accept my insurance?
You can see the insurance plans that Dr. Mark Zeglis accepts on their Vitals profile.
Is Dr. Mark Zeglis accepting new patients?
Dr. Mark Zeglis is accepting new patients on Vitals. View Dr. Mark Zeglis's profile on Vitals to make an appointment.
What languages does Dr. Mark Zeglis speak?
Dr. Mark Zeglis speaks English and Spanish.
Where is Dr. Mark Zeglis's office located?
Dr. Mark Zeglis's office is located at 5301 Mcauley Dr, Ypsilanti, MI, 48197.

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