Oklahoma State University Center for Health Sciences
Oklahoma State University Center for Health Sciences

Obstetrics and Gynecology

Faculty and Staff

Chair

Lance T. Frye, M.D., FACOG
Department Chair
Clinical Associate Professor
lance.frye@okstate.edu

Faculty

William D. Po, M.D., FACOG
Program Director
Clinical Professor
william.po@okstate.edu

Corey R. Babb, D.O.
Director of Clinical Operations
Clinical Assistant Professor
corey.babb@okstate.edu

Daniel R. Oraee, D.O.
Clerkship Director
Clinical Assistant Professor

Carlos M. Guevara, D.O.
Clinical Assistant Professor
cguevar@okstate.edu

Erin E. Brown, D.O.
Clinical Assistant Professor
eesbrown@gmail.com

Bethany Onley
Nurse Practioner
bethany.onley@okstate.edu 

Staff

Samantha Heitman
Practice Administrator
918-586-4522
sam.heitman@okstate.edu

Cassidy Schat
Residency Program Coordinator
918-586-4518
fax - 918-586-4531
cschat@okstate.edu

Brenda J. Davidson, M.S.
OSU GME, Director of Medical Education
918-599-5949
fax - 918-599-5922
bdavidson@osumc.net

 

For appointments call:

918-586-4500

OSU Physicians
Obstetrics and Gynecology

Houston Center
717 S. Houston Ave.
Suite 200
Tulsa, OK 74127
918-586-4500
Fax 918-586-4528

 

Catholic Charities
Blessed Mother Teresa Women’s Health Services

(Obstetrical Care Only)
2450 North Harvard
Tulsa, OK 74110
918-508-7199
Fax 918-398-6412

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