Summary

Dr. Mark Cahill is a gastroenterologist who also practices internal medicine, bringing comprehensive digestive health expertise to his patients. He earned his medical degree from the University of Washington School of Medicine and has been practicing for 20 years. Dr. Cahill is fluent in both English and Spanish.

Dr. Cahill maintains affiliations with Legacy Meridian Park Medical Center and Providence Willamette Falls Medical Center, with practice locations in Tualatin and Oregon City, Oregon. He specializes in treating conditions such as colon polyps, Crohn's disease, and diverticular disease. His procedural expertise includes performing colonoscopies and lower GI endoscopy with sedation services. Patients have given him an average rating of 4.0 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4
  • 20 years of experience
  • speaks English, Spanish
  • University Of Washington School Of Medicine
  • 1 written review
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 5 office locations
  • Male

Office Locations

Dr. Mark P Cahill has 5 locations

The Oregon Clinic Gastroenterology South At Tualatin

19250 SW 90th AveTualatin, OR 97062
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 5:00 pm
Fri7:00 am - 5:00 pm
SatClosed
SunClosed

The Oregon Clinic Gastroenterology - South at Oregon City

1508 Division St Ste 15Oregon City, OR 97045
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 5:00 pm
Fri7:00 am - 5:00 pm
SatClosed
SunClosed

The Oregon Clinic

541 Ne 20th Ave Ste 225Portland, OR 97232
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

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Dr. Mark P Cahill, MD
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Dr. Mark P Cahill, MDDr. Na Jiang, MDDr. Ketan Deepak Godbole, MDDr. Steven Michael Bunnage, MD
GastroenterologyHospital MedicineHospital MedicineAnesthesiology
Accepts New Patients
4.9 
20 Years of Experience 34 Years of Experience 21 Years of Experience 45 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish
Tualatin , ORVANCOUVER , WAHillsboro , ORPortland , OR
Med School: University Of Washington School Of Medicine Med School: Norman Bethune University Of Medical Sciences Med School: Government Medical College Med School: Oregon Health & Science University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mark P Cahill

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Mark P Cahill has the following 2 specialties

Specialty Expertise

Dr. Mark P Cahill has the following 14 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colon Cancer
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Inflammatory Bowel Diseases (IBD)
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Liver Diseases
  • Ulcerative Colitis

Certifications, License, & Education

20 Years Experience

MEDICAL LICENSE

Medical Doctor, Oregon, 2025, Expired

EDUCATION & TRAINING

Medical School

University Of Washington School Of MedicineGraduated in 2006

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Frequently Asked Questions

Where is Dr. Mark Cahill's office located?
Dr. Mark Cahill's office is located at 19250 SW 90th Ave, Tualatin, OR, 97062.
Is Dr. Mark Cahill accepting new patients?
Dr. Mark Cahill is accepting new patients on Vitals. View Dr. Mark Cahill's profile on Vitals to make an appointment.
How can I make an appointment with Dr. Mark Cahill?
You can find contact information for Dr. Mark Cahill here on Vitals.
Does Dr. Mark Cahill accept virtual/telehealth appointments?
Dr. Mark Cahill has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Mark Cahill speak?
Dr. Mark Cahill speaks English and Spanish.

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