Osage Nation Health Services: WahZhaZhe Health Center

The Osage Nation envisions a strong, culturally-sensitive healthcare system that will transform the health of the communities we serve and provide Native American families with healthcare they can rely on. All tribes are welcome.


Direct services are available to all eligible Native Americans and referred care is allowable to those residing within the Osage Nation Reservation, Kay, Grant, Noble, Payne and Garfield Counties.

Patient Question(s)/Feedback Form


The Wahzhazhe Health Center is open Monday through Friday from 7 a.m. to 5:30 p.m. The Center is closed every Wednesday morning until noon for staff training/meetings and during Osage Nation recognized holidays. Link: Hours of Operation


  • If you are experiencing an emergency, please call 911.
  • WZZHC Main Line: (918) 287-9300
  • COVID-19 Hotline: (918) 287-0028
  • Pharmacy Patient Line: (918) 287-9373



The Health Authority Board is the governing board responsible for consolidating and implementing the organizational structure of the Osage Nation Health & Wellness Division. The board provides a framework for planning, direction, coordinating, delivering, and improving health services that are responsive to the community and patient needs and that improve patient care outcomes. The board consists of five members who are appointed by the Principal Chief with the advice and consent of the Osage Nation Congress.


Cindra Shangreau

Michael Bristow

Cecelia Tallchief

Tim Shadlow

Hailey Kramer  

DR. AMANDA BIGHORSE | Chief Medical Officer, Osage Nation Health Services 

Dr. Bighorse began her college education at Northeastern State University, became a Doctor of Osteopathic Medicine at the Oklahoma State University College of Osteopathic Medicine and was a Chief Family Medicine Resident at Tahlequah City Hospital. Before working at the Osage Nation Wahzhazhe Health Center, she was an attending physician at the Cherokee Nation W.W. Hastings Primary Care Clinic and has spent the last three years as a Medical Director at Cherokee Nation Health Services. 

As Chief Medical Officer (CMO), Dr. Bighorse is responsible for providing overall administrative direction, leadership, and oversight for Osage Nation Health Services. In concert with the Osage Nation Health Authority Board and Office of the Chief, Dr. Bighorse provides oversight for the implementation of Osage Nation Health Services strategic planning. 

Clinic Administrator, Wahzhazhe Health Center

Kirk is the son of John and Pam Shaw, grandson of Jerry and Beth Shaw, great-grandson of Homer and Cora Bates Shaw and Virginia Primeaux, and great-great-grandson of Rose Kirk Pipestem. He is married to Eden Shaw and father to Lilly and Wilson Kirk Shaw. Kirk is part of the Tsi-Zho Wah-No^ Clan and, like his family before him, comes from the Grayhorse District.

Entering the In-Lon-Schka at the age of 5, Kirk continues to participate in the Osage ceremonial dances, deepening his connection to his culture as a tribal singer for Grayhorse District and with the Ponca. He is actively involved in classes with the Osage Language program, dedicating time to take part in the revitalization of the language.

Kirk received his Bachelor’s of Science in Business Administration from Oklahoma State University as well as a Master’s of Business Administration from Southeastern Oklahoma State University. Working within the Indian Health Services in the Oklahoma City area, he gained experience as a contract specialist and a referred care technician, before coming to the WahZhaZhe Health Center where he currently serves as Clinic Administrator.

In his role with the WahZhaZhe Health Center, Kirk oversees and manages the administrative functions for the clinic, monitoring the effectiveness of these functions and finding ways to best serve the clinic’s patients and the Osage people.


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