Jennifer O'Stasik, MD

Oncologist

4.8 out of 5

(115 Ratings) , 22 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

02/27/2026

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!
02/21/2026

Excellent care will recommend your care to everyone I know
01/23/2026

Dr. O treated me with respect & concern.
01/21/2026

Dr. Ostasik was amazing. Kind, answered my questions, showed concern. I felt so much better about dealing with this cancer by the time I left. I felt ready to fight.