Summary

Dr. William Sanchez is a gastroenterologist and internal medicine physician who earned his medical degree from Rutgers New Jersey Medical School. With 27 years of clinical experience, he brings extensive expertise to the diagnosis and treatment of digestive system disorders and comprehensive internal medicine care. Dr. Sanchez is fluent in Chinese and Spanish, enabling him to communicate effectively with diverse patient populations.

Dr. Sanchez practices at several Mayo Clinic locations in Rochester, Minnesota, including the Methodist Campus, Saint Marys Campus, and the main clinic facility. He also sees patients at Olmsted Medical Center and has affiliations with Mayo Clinic Health Systems Austin and Mayo Eugenio Litta Children's Hospital. His clinical focus includes treating liver disease and hepatitis C, including pediatric cases. He performs routine blood work such as complete blood counts and comprehensive metabolic panels to monitor patient health. Patients consistently rate Dr. Sanchez highly, giving him an average rating of 5.0.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 5
  • 27 years of experience
  • speaks Chinese, Spanish
  • Rutgers New Jersey Medical School
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 5 hospital affiliations
  • 4 office locations
  • Male

Office Locations

Dr. William Sanchez 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

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Dr. William SanchezJan Seiler, APRNDr. Conrad James WilkowskeDr. Wissam El Atrouni
GastroenterologyGastroenterologyInfectious DiseaseInfectious Disease
Accepts New Patients Accepts New Patients
27 Years of Experience 66 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: Rutgers New Jersey Medical School Med School: Georgia State University Med School: University of Minnesota, Twin Cities
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Insurance Plans Accepted by Dr. William Sanchez

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

Medical Specialties

Dr. William Sanchez has the following 2 specialties

Specialty Expertise

Dr. William Sanchez has the following 14 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)
  • Liver Cancer
  • Liver Diseases
  • Liver Failure
  • Ulcerative Colitis

Certifications, License, & Education

27 Years Experience

Dr. William Sanchez 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 2025.

Education & Training

Medical School

Graduated from Rutgers New Jersey Medical School in 1999.

NPI Number

Dr. Sanchez's NPI number is 1609840958.

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Frequently Asked Questions

How can I make an appointment with Dr. William Sanchez?
You can find contact information for Dr. William Sanchez here on Vitals.
Where is Dr. William Sanchez's office located?
Dr. William Sanchez's office is located at 200 1st St Sw, Rochester, MN, 55905.
Which hospitals is Dr. William Sanchez affiliated with?
Dr. William Sanchez 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.
Does Dr. William Sanchez accept virtual/telehealth appointments?
Dr. William Sanchez has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. William Sanchez accept my insurance?
You can see the insurance plans that Dr. William Sanchez accepts on their Vitals profile.

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