Summary

Dr. Davis Sim is a gastroenterologist and internal medicine physician who has been practicing medicine for 20 years. He earned his medical degree from the University of Virginia School of Medicine and specializes in diagnosing and treating conditions affecting the digestive system. Dr. Sim is fluent in both English and Spanish, allowing him to communicate effectively with a diverse patient population.

Dr. Sim practices at multiple locations in Springfield, Oregon, including PeaceHealth Sacred Heart Medical Center at Riverbend and McKenzie Willamette Medical Center. He has extensive experience treating colon polyps and diverticular disease. His expertise includes performing colonoscopies and lower GI endoscopy procedures to help diagnose and monitor digestive health conditions.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 20 years of experience
  • speaks English, Spanish
  • University Of Virginia School Of Medicine
  • 2 specialties
  • 9 areas of expertise
  • 2 hospital affiliations
  • 3 office locations
  • Male

Office Locations

Dr. Davis Lok Sim has 3 locations

Eugene Gastroenterology Consultants Pc

3355 Riverbend Dr Ste 500Springfield, OR 97477
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Davis Lok Sim, MDDr. Khola Qamar, MDDr. Terrence Chunghun Lee, MDDr. Paul Hanbae Choi, MD
GastroenterologyGastroenterologyGastroenterologyPsychiatry
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
20 Years of Experience 21 Years of Experience 14 Years of Experience 22 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish
Springfield , OREugene , ORSpringfield , OREugene , OR
Med School: University Of Virginia School Of Medicine Med School: King Edward Medical University Med School: Oregon Health & Science University School Of Medicine Med School: Stanford University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Davis Lok Sim

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Davis Lok Sim has the following 2 specialties

Specialty Expertise

Dr. Davis Lok Sim has the following 9 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

20 Years Experience

Dr. Davis Lok Sim holds an expired medical license in the state of Oregon.

Medical License

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

Education & Training

Medical School

Graduated from University Of Virginia School Of Medicine in 2009 and University Of Virginia School Of Medicine in 2006.

NPI Number

Dr. Sim's NPI number is 1265668263.

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Frequently Asked Questions

Where is Dr. Davis Sim's office located?
Dr. Davis Sim's office is located at 3355 Riverbend Dr Ste 500, Springfield, OR, 97477.
Is Dr. Davis Sim accepting new patients?
Dr. Davis Sim is accepting new patients on Vitals. View Dr. Davis Sim's profile on Vitals to make an appointment.
How can I make an appointment with Dr. Davis Sim?
You can find contact information for Dr. Davis Sim here on Vitals.
Which hospitals is Dr. Davis Sim affiliated with?
Dr. Davis Sim is affiliated with Peacehealth Sacred Heart Medical Center At Riverbend and Mckenzie Willamette Medical Center.
What languages does Dr. Davis Sim speak?
Dr. Davis Sim speaks English and Spanish.

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