Summary

Dr. John Quertermus is a gastroenterologist who earned his medical degree from Loyola University Chicago Stritch School of Medicine. He completed his residency training at University of Illinois Hospital & Health Sciences System, building a foundation in internal medicine before specializing in digestive health. With 55 years of experience in gastroenterology, Dr. Quertermus has developed extensive expertise in diagnosing and treating disorders of the digestive system. He communicates with patients in English.

Dr. Quertermus practices at Bronson Methodist Hospital and sees patients at Bronson Adult Gastroenterology Downtown in Kalamazoo, Michigan. His decades of experience allow him to address a wide range of digestive health concerns with confidence and skill. Patients have given Dr. Quertermus an average rating of 4.3 out of 5, reflecting their trust in his care and expertise.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.3
  • 55 years of experience
  • speaks English
  • University Of Illinois Hospital & Health Sciences System
  • 10 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 hospital affiliation
  • 2 office locations

Patients’ Perspective

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

Office Locations

Dr. John F Quertermus has 2 locations

Bronson Adult Gastroenterology Downtown

601 John St Ste M-302Kalamazoo, MI 49007
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Dr. John F Quertermus

601 John StKalamazoo, MI 49007

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Dr. John F Quertermus, MDTheresa Obonyano, APRNDr. Victor VelocciAlexander Orlando Richard Urzua
GastroenterologyGastroenterologyGastroenterologyAddiction Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
55 Years of Experience 14 Years of Experience 67 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English
Kalamazoo , MISACRAMENTO , CABattle Creek , MIPEMBROKE PINES , FL
Med School: LOYOLA UNIVERSITY CHICAGO STRITCH SCHOOL OF MEDICINE Med School: The University of Texas Health Science Center at Houston Med School: American University Of The Caribbean School Of Medicine Med School: University Central Del Caribe School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John F Quertermus

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. John F Quertermus has the following specialty

Specialty Expertise

Dr. John F Quertermus has the following 10 areas of expertise

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

Certifications, License, & Education

55 Years Experience

Education & Training

Residency

Completed their residency at University Of Illinois Hospital & Health Sciences System.

Medical School

Graduated from LOYOLA UNIVERSITY CHICAGO STRITCH SCHOOL OF MEDICINE in 1971.

NPI Number

Dr. Quertermus' NPI number is 1225015209.

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Frequently Asked Questions

How can I make an appointment with Dr. John Quertermus?
You can find contact information for Dr. John Quertermus here on Vitals.
Where is Dr. John Quertermus's office located?
Dr. John Quertermus's office is located at 601 John St Ste M-302, Kalamazoo, MI, 49007.
Which hospitals is Dr. John Quertermus affiliated with?
Dr. John Quertermus is affiliated with Bronson Methodist Hospital.
Does Dr. John Quertermus accept my insurance?
You can see the insurance plans that Dr. John Quertermus accepts on their Vitals profile.
What languages does Dr. John Quertermus speak?
Dr. John Quertermus speaks English.

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