Bettina M. Siebeneck, MSN, CNP, OCN

Primary Specialty

Mid-Level Providers

Bettina (Tina) is a Nurse Practitioner for Ironwood Radiation Oncology Department in our Glendale location.  She attended St. Vincent School of Nursing, Toledo, Ohio to become an RN.  She has a Bachelor Science of Nursing from Bowling Green State University, Bowling Green, Ohio.  At the University of Toledo, she completed her Family Nurse Practitioner education.  She worked at St. Vincent Mercy Medical Center, Toledo, Ohio for 30 years; 22 of these years were in Radiation Oncology.

During those years, she received a national award from the Oncology Nursing Society for providing excellence in nursing care for patients undergoing Radiation Oncology treatments. She also received many local and regional awards for nursing excellence and commitment to oncology. She was the sole author of “Extravasation of Yttrium90 Ibritumomab Tiuxetan: A Case Study,” which was published in 2008 in Clinical Journal of Oncology Nursing.

She also co-published her research: “Relationship between Fatigue and Nutritional Status in Patients Receiving Radiation Therapy to Treat Lung Cancer”, published in 2001 in Oncology Nursing Forum.   She also worked as a Radiation Oncology Nurse Practitioner for a large Radiation Oncology group and practiced in multiple sites throughout Northwest Ohio and Southeast Michigan.

Tina has moved to Glendale, Arizona to be closer to her family. She enjoys camping, biking, hiking, boating, family outings, and exploring new landscapes. She also enjoys traveling.


Contact Us

Contact Information:

Bettina works with Dr. Murty and sees patients for Radiation Oncology at our Glendale and Avondale locations.

Phone (Glendale):    623-312-3000
Fax (Glendale):        623-312-3060

Phone (Avondale):  623-312-3020
Fax (Avondale):       623-487-6747