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Summary
Dr. John Peterson is a gastroenterologist and internal medicine physician who has practiced medicine for two decades. He earned his medical degree from Tulane University School of Medicine and brings extensive experience to his practice. Dr. Peterson speaks English with his patients.
Dr. Peterson practices at Mercy Hospital Jefferson and Mercy Hospital Washington, with clinic locations in Washington and Sullivan, Missouri. He specializes in treating colon polyps and diverticular conditions. His expertise includes performing diagnostic pathology tests and specialized biopsy procedures. Patients benefit from his comprehensive approach to digestive health and internal medicine care.
Dr. Peterson practices at Mercy Hospital Jefferson and Mercy Hospital Washington, with clinic locations in Washington and Sullivan, Missouri. He specializes in treating colon polyps and diverticular conditions. His expertise includes performing diagnostic pathology tests and specialized biopsy procedures. Patients benefit from his comprehensive approach to digestive health and internal medicine care.
AI-generated from data on this provider profile.
Quick Facts
- accepting new patients
- 20 years of experience
- speaks English
- Tulane University School Of Medicine
- 2 specialties
- 1 area of expertise
- 2 hospital affiliations
- 3 office locations
- Male
Office Locations
Dr. John R Douglas Peterson has 3 locationsMercy Clinic Gastroenterology Patients First Drive
901 Patients First Dr Ste 3300Washington, MO 63090Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed
Mercy Clinic Gastroenterology - Patients First Drive
901 Patients First Dr Ste 3300Washington, MO 63090Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. John R Douglas Peterson, MD | Shauna Sanderson, APRN | Rebecca Humphries, APRN | Ashley Anderson, APRN |
| Gastroenterology | Gastroenterology | Gastroenterology | Gastroenterology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 20 Years of Experience | |||
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English | Speaks English | Speaks English | Speaks English |
| Washington , MO | Tallahassee , FL | SACRAMENTO , CA | SACRAMENTO , CA |
| Med School: Tulane University School Of Medicine | Med School: Creighton University College of Nursing | Med School: Emory University | Med School: East Tennessee State University - Quillen College of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. John R Douglas Peterson
Medical Specialties
Dr. John R Douglas Peterson has the following 2 specialties
Specialty Expertise
Dr. John R Douglas Peterson has the following area of expertise
Certifications, License, & Education
20 Years Experience
MEDICAL LICENSE
Medical Doctor, Missouri, 2026, Expired
EDUCATION & TRAINING
Medical School
Tulane University School Of MedicineGraduated in 2006
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Frequently Asked Questions
- Is Dr. John R Peterson accepting new patients?
- Dr. John R Peterson is accepting new patients on Vitals. View Dr. John R Peterson's profile on Vitals to make an appointment.
- What languages does Dr. John R Peterson speak?
- Dr. John R Peterson speaks English.
- Where is Dr. John R Peterson's office located?
- Dr. John R Peterson's office is located at 901 Patients First Dr Ste 3300, Washington, MO, 63090.
- How can I make an appointment with Dr. John R Peterson?
- You can find contact information for Dr. John R Peterson here on Vitals.
- Which hospitals is Dr. John R Peterson affiliated with?
- Dr. John R Peterson is affiliated with Mercy Hospital Jefferson and Mercy Hospital Washington.
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