Summary

Dr. John Schaffner specializes in gastroenterology, focusing on digestive system disorders and related conditions. He earned his medical degree from Rush Medical College of Rush University Medical Center and brings 52 years of clinical experience to his practice. Dr. Schaffner is fluent in Chinese and Spanish, allowing him to serve diverse patient populations.

Dr. Schaffner practices at multiple locations throughout Rochester, Minnesota, including Mayo Clinic Hospital Methodist Campus, Mayo Clinic Hospital Saint Marys Campus, and Olmsted Medical Center. He treats patients with abdominal pain and helps manage digestive issues like gastroenteritis and traveler's diarrhea. His expertise includes performing specialized procedures such as kidney transplant biopsies and surgical pathology evaluations. Patients rate Dr. Schaffner 4.6 out of 5 stars for his care and expertise.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.6
  • 52 years of experience
  • speaks Chinese, Spanish
  • Rush Medical College Of Rush University Medical Center
  • 4 written reviews
  • 1 specialty
  • 11 areas of expertise
  • 1 board certification
  • 5 hospital affiliations
  • 4 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. John Alan Schaffner has 4 locations

Mayo Clinic

200 1st St SwRochester, MN 55905
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

Mayo Clinic Hospital Saint Marys Campus

1216 2nd St SwRochester, MN 55902

Olmsted Medical Center

1650 4th St SeRochester, MN 55904

Mayo Clinic Hospital Methodist Campus

201 Center St WRochester, MN 55902

Compare with Similar Doctors

Dr. John Alan Schaffner
Jan Seiler, APRN
Dr. Jordan Keith Voss
Dr. Sarah Khan
Dr. John Alan SchaffnerJan Seiler, APRNDr. Jordan Keith VossDr. Sarah Khan
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
4.6 
52 Years of Experience 6 Years of Experience 5 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks Chinese, Spanish Speaks English
Rochester , MNMontgomery , ALRochester , MNRochester , MN
Med School: Rush Medical College Of Rush University Medical Center Med School: Georgia State University Med School: University Of Kansas School Of Medicine Med School: Weill Cornell Medical College In Qatar
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. John Alan Schaffner

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. John Alan Schaffner has the following specialty

Specialty Expertise

Dr. John Alan Schaffner 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
  • Irritable Bowel Syndrome (IBS)
  • Peritoneal Panniculitis
  • Ulcerative Colitis

Certifications, License, & Education

52 Years Experience

Dr. John Alan Schaffner holds an expired medical license in the state of Minnesota.

Medical License

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

Education & Training

Medical School

Graduated from Rush Medical College Of Rush University Medical Center in 1974.

NPI Number

Dr. Schaffner's NPI number is 1235118639.

Similar Doctors

Frequently Asked Questions

Which hospitals is Dr. John Schaffner affiliated with?
Dr. John Schaffner is affiliated with Mayo Clinic Hospital Methodist Campus, Mayo Clinic Hospital Saint Marys Campus, Mayo Clinic Health Systems Austin, Olmsted Medical Center, and Mayo Eugenio Litta Childrens Hospital.
What languages does Dr. John Schaffner speak?
Dr. John Schaffner speaks Chinese and Spanish.
Does Dr. John Schaffner accept my insurance?
You can see the insurance plans that Dr. John Schaffner accepts on their Vitals profile.
Where is Dr. John Schaffner's office located?
Dr. John Schaffner's office is located at 200 1st St Sw, Rochester, MN, 55905.
Does Dr. John Schaffner accept virtual/telehealth appointments?
Dr. John Schaffner has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.