Jennifer O'Stasik, MD

Oncologist

4.9 out of 5

(67 Ratings) , 13 Comments

Position: Oncologist
Primary Specialty: Hematology & Oncology
Languages Spoken: English
Gender: Female

About Jennifer O'Stasik

Jennifer O’Stasik has been practicing medical oncology in Tulsa since 2011.

She earned her medical degree from the University of Oklahoma College of Medicine in Oklahoma City, Okla. and completed her residency at St. John Medical Center in Tulsa, Okla. She completed her medical oncology fellowship at Scott & White Hospital in Temple, TX.

She enjoys horseback riding, running, hiking, reading and traveling.

Health Education

Medical School
Doctor of Medicine The University of Oklahoma College of Medicine
Oklahoma City, OK

Residency
Internal Medicine St. John Medical Center
Tulsa, OK

Fellowship
Medical Oncology Scott & White Hospital
Temple, TX

Reviews

11/20/2025

The provider came in with a plan, explained it, and we executed it efficiently.
11/11/2025

Perfect
11/04/2025

I highly recommend Dr. Ostasic. From reception to visit best experience I have had.
10/31/2025

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!