Hillcrest COVID-19 Call Center
Operators are available Monday - Friday from 8 a.m. to 5 p.m. to answer your questions and connect you with a health care provider. Call 918-574-0920.

(918) 592-0999

Gregory D. Johnsen, M.D.

Gregory D. Johnsen, M.D.


Oklahoma Heart Institute Utica Office
1265 S. Utica Ave. Suite 300
Tulsa , OK 74104
Oklahoma Heart Institute Pryor
1301 NE 1st Street Suite 200
Pryor , OK 74361
(918) 592-0999



Dr. Johnsen is an interventional cardiologist with expertise in cardiac catheterization, angioplasty and related interventional procedures such as stents and atherectomy. He is director of cardiac rehabilitation at Hillcrest Medical Center and director of the Hillcrest Exercise and Lifestyle Program (HELP).

Clinical Cardiology with an extra year of dedicated training in interventional cardiology - University of Oklahoma in Oklahoma City, OK

Internal Medicine - University of Oklahoma in Oklahoma City, OK

Medical degree - University of Oklahoma in Oklahoma City, OK
Bachelor of Science degree - Oklahoma State University in Stillwater, OK

Board certified in internal medicine, cardiovascular disease and interventional cardiology

Internal Medicine
Cardiovascular Disease
Interventional Cardiology