Summary

Dr. Mark Mcgillem is an internal medicine physician with over three decades of experience caring for adult patients. He earned his medical degree from Boston University School of Medicine and completed his residency training at the prestigious Cleveland Clinic Health System. His extensive background of 33 years in practice has given him deep expertise in diagnosing and treating a wide range of adult health conditions.

Dr. Mcgillem practices at two respected healthcare facilities in northern Indiana: Memorial Hospital of South Bend in South Bend and Saint Joseph Regional Medical Center in Mishawaka. His focus on internal medicine means he provides comprehensive primary care for adults, managing both acute illnesses and chronic conditions. Patients have given him an average rating of 3.7 on Vitals, reflecting their experiences with his care.

Overview based on verified provider data

Quick Facts

  • 3.7
  • 33 years of experience
  • Cleveland Clinic Health System
  • 1 written review
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 2 hospital affiliations
  • 2 office locations
  • Male

Office Locations

Dr. Mark Jay Mcgillem has 2 locations

Saint Joseph Regional Medical Center

5215 Holy Cross PkwyMishawaka, IN 46545

Memorial Hospital Of South Bend

615 N Michigan StSouth Bend, IN 46601

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Dr. Mark Jay Mcgillem, MDDr. Seth Hauschild, DODr. Ernest Vera-Vazquez, DOEric Harker
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients
3.7 
33 Years of Experience 15 Years of Experience 25 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option Virtual Visit Available
Speaks English Speaks Spanish, English Speaks English
Mishawaka , INSouth Bend , INMishawaka , INLyons , CO
Med School: Boston University School Of Medicine Med School: West Virginia University School Of Medicine Med School: Duke University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mark Jay Mcgillem

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

Medical Specialties

Dr. Mark Jay Mcgillem has the following specialty

Specialty Expertise

Dr. Mark Jay Mcgillem has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

33 Years Experience

Dr. Mark Jay Mcgillem holds an expired medical license in the state of Indiana.

Medical License

Medical Doctor with an expired medical license in the state of Indiana that expired in 2025.

Education & Training

Residency

Completed their residency at Cleveland Clinic Health System.

Medical School

Graduated from Boston University School Of Medicine in 1993.

NPI Number

Dr. Mcgillem's NPI number is 1700877339.

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Frequently Asked Questions

Which hospitals is Dr. Mark Mcgillem affiliated with?
Dr. Mark Mcgillem is affiliated with Memorial Hospital Of South Bend and SAINT JOSEPH REGIONAL MEDICAL CENTER.
Does Dr. Mark Mcgillem accept virtual/telehealth appointments?
Dr. Mark Mcgillem has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Mark Mcgillem's office located?
Dr. Mark Mcgillem's office is located at 5215 Holy Cross Pkwy, Mishawaka, IN, 46545.
How can I make an appointment with Dr. Mark Mcgillem?
You can find contact information for Dr. Mark Mcgillem here on Vitals.
Does Dr. Mark Mcgillem accept my insurance?
You can see the insurance plans that Dr. Mark Mcgillem accepts on their Vitals profile.

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