Provider Profiles

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Randall S. Prust, M.D.
Randall S. Prust, M.D. is a double board-certified Pain Management specialist and Anesthesiologist. He has been in private practice in Tucson since 1986 and is currently the Medical Director of the Center for Pain Management. In 2016 he received the Distinguished Achievement Award from The University of Colorado Medical Alumni Association for his outstanding achievements benefiting the community, practice of medicine, and provision of health care. His hobbies include venture capital projects and traveling the world. 
 
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Khushvant S. Bhola, M.D.
Khushvant S. Bhola, MD is a fellowship-trained, double board-certified minimally invasive spine specialist. Dr. Bhola has extensive training in advanced non-operative interventional techniques of the cervical, thoracic and lumbar spine and is board certified in Anesthesiology and Pain Medicine.

Dr. Bhola has been practicing Interventional Pain Management in Tucson since 1998. He attended Indiana University School of Medicine and completed residency and fellowship at there as well. Indiana University is recognized as one of the top training institutions in the country. Through his training and his experience here in Tucson, he has developed and demonstrated a strong commitment to excellent clinical care, leadership and positive professional interaction. He is the current Section Head of Pain Management at Northwest Medical Center and the former chief of Anesthesia at El Dorado Hospital.

After residency, Dr. Bhola completed a pain medicine fellowship involving extensive experience with spine and image guided interventions. This specialized fellowship training and his focus on continuing education allow him to offer the latest in safe, proven interventional techniques for all types of spine pain. He has special interests in bioelectronic medicine including spinal cord stimulation and radiofrequency treatment of spinal facet and joint disease. He was among the first in the country to be certified to perform Dorsal root ganglion (DRG) stimulation.

Dr. Bhola is proud to contribute to the excellent multidisciplinary spine care provided by Rincon Pain and Spine.

 
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William D. Ross, M.D.
William D. Ross, MD is double board certified in Pain Management and Anesthesiology. He is a native of Tucson, Arizona. He earned his bachelor’s degree from Arizona State University and his medical degree from The University of Arizona. Dr. Ross completed his anesthesiology residency and pain medicine fellowship at the Medical College of Wisconsin in Milwaukee. Dr. Ross believes in providing patients with minimally invasive treatment options and working with each patient individually to identify and treat the source of their pain. He has a particular interest in ultrasound guided treatments and neuromodulation. In his spare time, Dr. Ross enjoys exploring the Arizona wilderness and spending time with family and his two dogs, Lucy and Bruno.
 
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Steven M.L. Prust, M.D.
Steven M.L. Prust, MD is double board certified in Pain Management and Anesthesiology. He is a native of Tucson, Arizona and is very happy to be back in his hometown. He earned his bachelor’s degree in chemical engineering from the University of Southern California. He worked as a process engineer before changing careers to go into medicine. Dr. Prust obtained his medical degree from The University of Arizona and completed his anesthesiology residency and pain medicine fellowship at the University of Texas Health San Antonio. He was a chief resident during his final year of residency and won the Fellow of the Year award during his time in fellowship. Dr. Prust believes in comprehensive pain management including opioid-sparing medication management with minimally invasive interventional techniques along with complementary treatment options. He has a passion for cancer pain, ultrasound guided treatments, and neuromodulation. In his spare time, Dr. Prust enjoys spending time with family and enjoying the beautiful outdoor opportunities Southern Arizona offers.

 
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A. Reid Bullock M.D.
A. Reid Bullock, MD, was trained in Canada and received his M.D. from the University of Alberta Canada in 1977. He graduated in Family Medicine and later with his family, immigrated to the United States. After 5 years of Family Medicine and Obstetrics in Utah, he returned for a residency in Anesthesiology at Mayo Clinic in Rochester Minnesota where he was trained in Anesthesia and Pain Management. Upon graduation, Dr. Bullock and his family moved to Tucson where he has been practicing Pain Management for 18 years. He has a special interest in Radiofrequency treatments for neck and back pain. He is double board certified in Pain Management and Anesthesiology

 
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Ken H. Judkins, P.A.C. 
Ken Judkins is a nationally certified physician assistant who joined Rincon Pain and Spine in 2001. He graduated from Gannon University with a bachelor's degree in Physician Assistant studies. He has many years of experience as a firefighter and worked as a nuclear reactor operator for the military. He enjoys spending his weekends with his wife and son.
 
 
Christina Rosengren, BSN, L.Ac, RN 
Christina Rosengren is a nationally certified physician assistant who joins our clinic after years of practice, specializing in acute care and oncology. Christina attended University of Arizona where she earned her degree in psychology in 2003. She then went on to obtain her graduate degree in PA studies at A.T. Still University where she graduated at the top of her class, in 2009. Mrs. Rosengren has a special interest in pain management as it relates to oncology and hopes to foster Rincon Pain and Spine’s pain oncology program aimed to improve the lives of those living with cancer.
 
 

Susan Davis MAc, BSN, LAc, RN, NCCAOM
Susan Davis has worked as a registered nurse for many years and in 2012 obtained her master’s degree in acupuncture. While she continues to work as a nurse, Susan enjoys providing pain patients with acupuncture treatments. She specializes in acupuncture for pain and its related psychological factors. She is certified in body-mapping acupuncture for opioid withdrawal and addiction with neuromuscular pain.