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5.0(2 reviews)
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Office Hours

  • Mon:8:00am - 5:00pm
  • Tue:8:00am - 5:00pm
  • Wed:8:00am - 5:00pm
  • Thu:8:00am - 5:00pm
  • Fri:8:00am - 5:00pm

William Tierney, MD
Internal Medicine Physician - Gastroenterology

Highlights

  • Board Certified

Biography

William Tierney, MD is a Internal Medicine Physician - Gastroenterology practicing in Oklahoma City, OK

He has not yet shared a personalized biography with Doctor.com.

Featured Review See More Reviews

Always a good experience.…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
Yale University School of MedicineOther Degree1990
Yale University School of MedicineMedical Degree1990

InstitutionFocusYear
Residency - Pennsylvania Hospital of the University of Pennsylvania Health System Program Not Specified
Residency - University Of Mi Hosps & Health Ctrs, Gastroenterology; University Of Pa Health System, Internal MedicineNot Specified

CertificationCert. BodyYear
Internal medicine
Sub-Specialty: Gastroenterology		Internal MedicineNot Specified

Specialties

Languages Spoken
English
Medical Specialties
  • Internal Medicine Physician - Sub-Specialty: Gastroenterology

Years In Practice: 29 (started in 1997)

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5.0
Number of Reviews: 2
Most Recent Review: 08/30/2026
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Office & Staff Evaluation Not rated

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Office Appearance & Atmosphere Not rated
Handling of Billing Matters Not rated
Average Wait Time Not Rated

Provider Evaluation 5.0

Listening Skills 5.0
Clear Explanations 5.0
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Verified Patient

“Always a good experience....”

Always a good experience.

Anonymous 08/30/2026
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Verified Patient

“The world needs more Dr Tierneys...”

The world needs more Dr Tierneys'He truly listens and cares for his patients!!

Anonymous 12/21/2025

Locations

Affiliated Practices

Practice Colleagues

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Mubeen Shakir, MD   -   Internal Medicine Physician
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Kirolos Iskander, MD   -   Internal Medicine Physician
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Mary Humphrey, MD   -   Internal Medicine Physician
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Bansi Daniel, APRN-CNP   -   Nurse Practitioner
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Lyndsey Jones, MD   -   Internal Medicine Physician
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Stephen Travis, MD   -   Internal Medicine Physician
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Ijlal Ali, MD   -   Internal Medicine Physician
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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    William Tierney, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    William Tierney, MD has not yet specified the insurance plans he accepts.