Jennifer O'Stasik, MD
5.0(6 reviews)
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Office Hours at OU Health Stephenson Cancer Center at Hillcrest - Medical Oncology Clinic

  • 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

Jennifer O'Stasik, MD
Internal Medicine Physician - Hematology

Highlights

  • Board Certified

Biography

Jennifer O’Stasik, M.D., a medical oncologist at OU Health Stephenson Cancer Center at Hillcrest, has been practicing medical oncology in Tulsa since 2011. Patient comments about her include: "Dr. O'S… Read more ›

Featured Review See More Reviews

Everyone was great!!! Dr.Jennifer really explained and listened!!!…

Anonymous

Summary

Provider Training

CertificationCert. BodyYear
Internal medicineInternal MedicineNot Specified

Photos

Provider Profile 0

Specialties

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

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5.0
Number of Reviews: 6
Most Recent Review: 05/08/2026
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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

“Everyone was great!!! Dr.Jennife...”

Everyone was great!!! Dr.Jennifer really explained and listened!!!

Anonymous 05/08/2026
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Verified Patient

“Dr. O treated me with respect & ...”

Dr. O treated me with respect & concern.

Anonymous 01/24/2026
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Verified Patient

“All of my visits have been posit...”

All of my visits have been positive, every staff member from check In to doctor visit to treatment, to financial assistance! I am so blessed to have such wonderful, caring, fun, staff/personnel/providers at OU Stephenson Cancer Center!

Anonymous 11/01/2025
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Verified Patient

“In all of my years of care, and ...”

In all of my years of care, and of my children's care, there have been many health care providers, Dr O'Stasik displays every attribute I feel are important and the manner she conveys it are a testament to her profession. 5 Stars!

Anonymous 02/28/2026
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Verified Patient

“No problems. Provider was excell...”

No problems. Provider was excellent at laying out options and medications.

Anonymous 01/22/2026
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Verified Patient

“No one ever likes to hear the wo...”

No one ever likes to hear the word cancer in a diagnosis. Dr Ostasik text a negative situation and Addresses it in a positive manner.

Anonymous 10/04/2025

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Regina Mills, APRN-CNP   -   Nurse Practitioner
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Jehanzeb Riaz, MD   -   Internal Medicine Physician
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Edwin McCreary, MD   -   Internal Medicine Physician
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Aimee Kehres, APRN-CNS   -   Clinical Nurse Specialist
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Leslie Walker, MD   -   Internal Medicine Physician
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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Jennifer O'Stasik, MD has not yet listed the medications that she commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Jennifer O'Stasik, MD has not yet specified the insurance plans she accepts.