Summary

Dr. Clinton Wallis specializes in gastroenterology and internal medicine, bringing 28 years of experience to his practice in Oklahoma. He earned his medical degree from American University of the Caribbean School of Medicine and completed his residency at University Hospital of Arkansas. Dr. Wallis is fluent in English and Vietnamese.

Dr. Wallis practices at multiple locations including Oklahoma City and Edmond, with affiliations at Integris Baptist Medical Center, Memorial Health System of Southwest Oklahoma, Community Hospital, and Integris Health Edmond Hospital. He focuses on treating conditions such as colon polyps, swallowing difficulties, and narrowing of the esophagus. His expertise includes performing colonoscopies and lower digestive tract examinations to diagnose and monitor intestinal health. Patients rate Dr. Wallis 3.9 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.9
  • 28 years of experience
  • speaks English, Vietnamese
  • University Hospital Of Arkansas
  • 11 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 4 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Clinton Graves Wallis has 3 locations

Hpi Community Gastroenterology

6516 N Olie Ave Ste AOklahoma City, OK 73116
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Integris Baptist Medical Center

3300 Nw ExpresswayOklahoma City, OK 73112

Integris Health Edmond

4801 Integris PkwyEdmond, OK 73034

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Dr. Clinton Graves Wallis, MD
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Dr. Clinton Graves Wallis, MDAllison Duncan, APRNJan Seiler, APRNAshley Anderson, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
28 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Vietnamese Speaks English Speaks English Speaks English
Oklahoma City , OKTempe , AZMontgomery , ALSACRAMENTO , CA
Med School: American University Of The Caribbean School Of Medicine Med School: Indiana State University Med School: Georgia State University Med School: East Tennessee State University - Quillen College of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Clinton Graves Wallis

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Clinton Graves Wallis has the following 2 specialties

Specialty Expertise

Dr. Clinton Graves Wallis 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
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

28 Years Experience

Dr. Clinton Graves Wallis holds an expired medical license in the state of Oklahoma.

Medical License

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

Education & Training

Residency

Completed their residency at University Hospital Of Arkansas.

Medical School

Graduated from American University Of The Caribbean School Of Medicine in 1998.

NPI Number

Dr. Wallis' NPI number is 1255384483.

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Frequently Asked Questions

Where is Dr. Clinton Graves Wallis's office located?
Dr. Clinton Graves Wallis's office is located at 6516 N Olie Ave Ste A, Oklahoma City, OK, 73116.
Which hospitals is Dr. Clinton Graves Wallis affiliated with?
Dr. Clinton Graves Wallis is affiliated with Integris Baptist Medical Center, Memorial Health System Of Southwest Oklahoma, Community Hospital, and Integris Health Edmond Hospital.
How can I make an appointment with Dr. Clinton Graves Wallis?
You can find contact information for Dr. Clinton Graves Wallis here on Vitals.
Does Dr. Clinton Graves Wallis accept virtual/telehealth appointments?
Dr. Clinton Graves Wallis has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Clinton Graves Wallis accept my insurance?
You can see the insurance plans that Dr. Clinton Graves Wallis accepts on their Vitals profile.

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