Summary

Dr. Geoffrey Fillmore is a gastroenterologist and internal medicine physician with 22 years of clinical experience. He earned his Doctor of Osteopathy degree from Oklahoma State University Center for Health Sciences College of Osteopathic Medicine. Dr. Fillmore specializes in digestive health conditions and comprehensive internal medicine care. He communicates with patients in English.

Dr. Fillmore practices at Ascension Saint John Medical Center and maintains office locations in Tulsa and Owasso, Oklahoma. His expertise includes treating colon polyps, hemorrhoids, and acid reflux. He performs pathology tests and kidney transplant biopsies to help diagnose and monitor various conditions. Patients have given him an average rating of 3.5 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.5
  • 22 years of experience
  • 55 insurance plans accepted
  • speaks English
  • Oklahoma State Univ Center For Health Sciences College Of Osteopathic Med
  • 6 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 4 office locations
  • Male

Patients’ Perspective

  • Spent time with me
  • Flexible scheduling

Office Locations

Dr. Geoffrey Alan Fillmore has 4 locations

Gastroenterology Specialists Inc

10210 E 91st StTulsa, OK 74133
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

Gastroenterology Specialists Inc

12455 E 100th St N Ste 270Owasso, OK 74055
MonClosed
TueClosed
Wed7:00 am - 4:00 pm
ThuClosed
FriClosed
SatClosed
SunClosed

Saint John Owasso

12451 E 100th St NOwasso, OK 74055

Bailey Medical Center

10502 N 110th East AveOwasso, OK 74055

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Dr. Geoffrey Alan Fillmore, DODr. Brandon Conkling, DODr. Aatish Patel, MDDr. Patrick Volak, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
4.8 
3.9 
4.4 
22 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks Spanish, English, Hindi, Gujarati Speaks English
Tulsa , OKTulsa , OKBartlesville , OKTulsa , OK
Med School: Oklahoma State Univ Center For Health Sciences College Of Osteopathic Med Med School: Oklahoma State University College of Osteopathic Medicine Med School: St. Matthews University School of Medicine Med School: University of Oklahoma Health Science Center
Current Profile
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Insurance Plans Accepted by Dr. Geoffrey Alan Fillmore

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • AARP - Medicare
  • Aetna
  • Aetna - HMO
  • Aetna - Medicaid
  • Aetna - Medicare
  • Aetna - PPO
  • Aetna Better Health
  • Aetna Better Health - Medicaid (Managed)
  • Ambetter
  • Ascension Health
  • Ascension Health - PPO
  • Assurant Health
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Oklahoma
  • Blue Cross Blue Shield of Texas
  • CHAMPVA
  • CHAMPVA - HMO
  • Cigna
  • Empire Plan
  • Fidelis Care (NY)
  • GEHA
  • Gilsbar 360 Alliance
  • Global Health
  • Golden Rule
  • Harmony Health Plan
  • Healthcare Highways Health Plan
  • HealthChoice
  • HealthChoice Oklahoma
  • HealthPartners
  • HealthScope Benefits
  • HealthSmart
  • Humana
  • Humana - Medicaid (Managed)
  • Humana - Medicare
  • Humana - PPO
  • Inland Empire Health Plan
  • Medica
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Mutual of Omaha
  • Optum Health
  • Physicians Mutual
  • Quiktrip
  • STLDentalPlan| LLC
  • Tricare
  • Tricare - Federal Employees Program
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare

Medical Specialties

Dr. Geoffrey Alan Fillmore has the following 2 specialties

Specialty Expertise

Dr. Geoffrey Alan Fillmore 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

22 Years Experience

Dr. Geoffrey Alan Fillmore holds an expired medical license in the state of Oklahoma.

Medical License

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

Education & Training

Medical School

Graduated from Oklahoma State Univ Center For Health Sciences College Of Osteopathic Med in 2004.

NPI Number

Dr. Fillmore's NPI number is 1013022680.

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Frequently Asked Questions

Is Dr. Geoffrey Fillmore accepting new patients?
Dr. Geoffrey Fillmore is accepting new patients on Vitals. View Dr. Geoffrey Fillmore's profile on Vitals to make an appointment.
Which hospitals is Dr. Geoffrey Fillmore affiliated with?
Dr. Geoffrey Fillmore is affiliated with Ascension Saint John Medical Center.
Does Dr. Geoffrey Fillmore accept my insurance?
You can see the insurance plans that Dr. Geoffrey Fillmore accepts on their Vitals profile.
What languages does Dr. Geoffrey Fillmore speak?
Dr. Geoffrey Fillmore speaks English.
Does Dr. Geoffrey Fillmore accept virtual/telehealth appointments?
Dr. Geoffrey Fillmore has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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