Dedication. Experience. Expertise.

Medical Oncology

Justin A. Call, M.D.

Dr. Call received his medical degree from the University of Colorado Health Sciences Center. He completed a residency in internal medicine and fellowship training in hematology and medical oncology at the University of Colorado Health Sciences Center. Dr. Call has served as the Physician Director of Cancer Research at Northern Michigan Regional Hospital. He is board certified in Internal Medicine, Hematology, and Medical Oncology.

Nitin B. Chandramouli, M.D.

Dr. Chandramouli earned his medical degree from the University of Iowa in 1996, where he completed his residency in 1999. He completed his Fellowship in Hematology and Oncology at the Huntsman Cancer Institute, University of Utah, where he also served as Chief Fellow for two years. He is board certified in both Medical Oncology and Hematology.

Gregory C. Chipman, M.D.

Dr. Chipman received his undergraduate education at Brigham Young University in Provo, UT. He earned his medical degree from the University Of Utah School of Medicine in 2002. He completed both an internship and residency in Internal Medicine at University Hospitals of Cleveland/Case Medical Center in Cleveland, OH, where he also served as Chief Medical Resident. His training continued with a fellowship in Hematology/Medical Oncology at University Hospitals of Cleveland. Dr. Chipman is board certified in both Medical Oncology and Internal Medicine.

Kent C. DiFiore, M.D.

Dr. DiFiore earned his medical degree at George Washington University School of Medicine in 1975. He is board eligible in both Internal Medicine and Medical Oncology.

Richard N. Frame, M.D.

Dr. Frame earned his medical degree at Wayne State University in 1981 and completed a residency at Henry Ford Hospital in Detroit, Michigan. He completed fellowship training in cancer treatments at the University of Utah. Dr. Frame has practiced oncology along the Wasatch Front since 1987. He is former president of the American Cancer Society, Utah Division and recently served as Medical Chairman for Cancer Patient Advocacy Network, Community Oncology Alliance’s organization to help engage patients in protecting cancer care through patient advocacy. Dr. Frame is board certified in Internal Medicine and Medical Oncology.

Xylina T. Gregg. M.D.

Dr. Gregg attended Baylor College of Medicine in Houston, TX where she earned her medical degree in 1991. Dr. Gregg is board certified in Medical Oncology and Hematology.

W. Graydon Harker, M.D.

Dr. Harker earned his medical degree from the University of Utah School of Medicine in 1975. He completed an internship and residency in Internal Medicine at the Johns Hopkins Hospital in Baltimore, Maryland, then completed fellowships in Medical Oncology and Clinical Pharmacology at the Stanford University Medical Center. Dr. Harker is board certified in Internal Medicine and Medical Oncology. He is a Clinical Associate Professor of Medicine at the University of Utah School of Medicine and served as chief of the Hematology/Oncology section at the Veterans Medical Center in Salt Lake City.

S. DiSean Kendall, M.D.

Dr. DiSean Kendall earned his medical degree from Albany Medical Center of Albany, NY in 1999. He completed a residency in Internal Medicine and a fellowship in Hematology and Medical Oncology at Duke University Medical Center in Durham, NC, where he went on to serve as an Assistant Professor of Medicine in the Division of Medical Oncology. He is board certified in both Medical Oncology and Internal Medicine.

Regina C. Klein, M.D.

Dr. Klein attended the State University of Rio de Janeiro, Brazil where she earned her medical degree in 1983. Dr. Klein is board certified in Internal Medicine and Medical Oncology.

Gregory J. Litton, M.D.

Dr. Litton earned his medical degree from the University of Washington School of Medicine in Seattle in 1983. He is board certified in Internal Medicine and Medical Oncology.

William E. Nibley, M.D.

Dr. Nibley earned his Medical Degree in 1991 from the George Washington University School of Medicine. He completed an internship and residency in Internal Medicine followed by a fellowship in Hematology/Oncology at the University of Utah School of Medicine. He is a former member of the clinical faculty at the University of Utah, chairman of Medical Oncology at IMC and President of Society of Utah Medical Oncologists. He holds professional affiliations with the American Society of Clinical Oncology and has served as state representative on the Clinical Practice Committee. Dr. Nibley is board certified in Internal Medicine and Medical Oncology.

Nathan T. Rich, M.D.

Dr. Rich received his undergraduate degree from Brigham Young University in Provo, UT. He attended The Ohio State University College of Medicine and Public Health in Columbus, OH where he earned his medical degree in 2000. Dr. Rich is board certified in both Internal Medicine and Medical Oncology.

John C. Ruckdeschel, M.D.

Dr. Ruckdeschel graduated with a Bachelor of Science degree from Rensselaer Polytechnic Institute in Troy, NY. He received his Medical Degree from Albany Medical College, Albany, NY. He worked as a Senior Medical Assistant Resident at Beth Israel Hospital in Boston, MA and completed a medical internship at Johns Hopkins Hospital in Baltimore, MD. He completed a fellowship in medical oncology at the National Cancer Institute. Dr. Ruckdeschel is currently serving as Medical Director of the Oncology Program and Services at Intermountain Healthcare. He is board certified in internal medicine and medical oncology. His practice is focused on thoracic malignancies.

Scott Samuelson, M.D.

Dr. Samuelson earned his medical degree from the University of Utah School of Medicine in 2002. He completed a residency in Internal Medicine at Duke University in Durham, NC and a fellowship in Hematology and Oncology at the Huntsman Cancer Center Institute at the University of Utah School of Medicine. Dr. Samuelson is board certified in Internal Medicine, Hematology and Oncology.

Jason M. Stinnett, M.D.

Dr. Stinnett earned his medical degree from the University of Arkansas in Little Rock, Arkansas. He is a Diplomat with the American Board of Internal Medicine, where he is certified in both Internal Medicine and Medical Oncology.

Jonathan Whisenant, M.D.

Dr. Whisenant was a Clinical Fellow in Medical Oncology at University of California San Francisco Medical Center where he earned his medical degree in 1998.

Radiation Oncology Staff Physicians

Vilija Avizonis, M.D.

Dr. Avizonis earned her medical degree from the University of New Mexico School of Medicine. She maintains board certification from the American Board of Radiology.

A. Jennifer Fischbach, M.D.

Dr. Fischbach earned her medical degree from the University of Utah College of Medicine in 1978. She maintains board certifications from the American Board of Radiology. Her special interest is in breast cancer.

R. Jeffery Lee, M.D.

Dr. Lee earned his medical degree from Emory University School of Medicine in Atlanta, Georgia. He is a Clinical Assistant Professor of Radiation Oncology at the University of Utah. He maintains board certification from the American Board of Radiology.

Radiation Oncology Dosimetrist

Preston Wakefield, Medical Dosimetrist

Mr. Wakefield received his board certification as a Radiation Therapist at LDS Hospital in 1974 and has been a member of the American Association of Medical Dosimetrists since 1976.

Penny Moosman

Ms. Moosman holds an Associates degree in Nuclear Medicine technology from Weber State in Ogden, Utah. She also earned an associates degree in radiology from the University of Utah School of Radiology.

Support And Rehabilitative Care

Jane E. MacPherson, M.D.

Jane E. MacPherson, MD, earned her medical degree at Michigan State University (MSU) in East Lansing, Michigan. She served as the Associate Director of Palliative Medicine for the Urban Central Region of Intermountain Healthcare in Salt Lake City, Utah. Dr. MacPherson is board certified in Family Medicine, Hospice and Palliative Medicine and board eligible in Medical Acupuncture. She is a contributing physician and consultant on palliative care issues for "Healing Conversations," a nationally distributed cancer care educational program.

Gregory J. Miller, M.D.

Dr. Miller earned his medical degree at Brown University in Providence, Rhode Island in 1981. He completed an internship at Pawtucket Memorial Hospital of Family Medicine and a residency in physical medicine and rehabilitation at the Hospital of the University of Pennsylvania. Dr. Miller is certified by the American Board of Pain Medicine, the American Board of Physical Medicine and Rehabilitation, and the American Board of Hospice and Palliative Medicine. Dr. Miller is vice president and a founding member of the Utah Academy of Pain Medicine and president of the Advisory Board for Cancer Pain Relief Utah.

Mid-level Nurse Practitioners and Physician Assistants

Kara Agresta, MPA, PA-C

Kara Agresta, MPA, PA-C, earned Bachelor of Science degree from Merrimack College in North Andover, MA and a Masters of Physician Assistant Studies from the University of Utah School of Medicine. She has worked in both cardiology and heart failure/transplant.  She is certified by the National Commission on Certification of Physician Assistants.

Kristin Barber, NP

Kristin E. Barber, NP, graduated magna cum laude with a master of nursing degree from the University of Utah in 2009. She received her bachelor of science in nursing from the University of Colorado Health Sciences Center in 2003. She is board certified as a Family Nurse Practitioner and certified as a Breast Patient Navigator, CBPN-IC. She has been been a member of the Oncology Nursing Society since 2004 along with the Utah Nurse Practitioners and Intermountain Chapter of Oncology Nurses.

Shirley Bleak, DNP, FNP-C

Shirley Bleak, DNP, FNP-C, earned her bachelor of science in nursing from the University of Utah and completed a master of sciences in nursing at Westminster College in 1998. She received her doctorate of nursing practice in 2009 from the University of Utah. She is board certified as a Family Nurse Practicioner and Certified Pediatric Nurse. She is a member of Oncology Nursing Society nationally and locally as well as American Association of Nurse Practioners (AANP). 

Bruce Bolonesi, PA-C

Mr. Bolonesi, PA-C, earned a Bachelor of Science in Kinesiology from California State University, Fullerton, CA. He graduated from the University of Washington Physician Assistant Program and has spent most of his career in oncology. He is board certified by the National Commission of Physician Assistants.

Melissa Glick, PA-C

Melissa Glick, PA-C, graduated with honors and received her Bachelor of Science degree from the University of Massachusetts in Amherst, MA.  She holds a Master of Science degree from the University of Medicine & Dentistry of New Jersey. She is board certified by the National Commission on Certification of Physician Assistants (NCCPA).

Richard E. Hanson, PA-C

Mr. Hanson, PA-C, graduated from the Utah Physician Assistant Program in 1988. He also has a bachelor's degree in Health Care Management. He is a member of the Association of Physician Assistants in Oncology and maintains certification with the National Commission on Certification of Physician Assistants.

Shelley Lovell, PA-C, MHS

Ms. Lovell, PA-C, MHS, earned a bachelor of science in Journalism from the University of North Carolina, Chapel Hill, NC, and a master of health sciences in the Physician Assistant Program at Duke University School of Medicine, Durham, NC. She has been a physician assistant in psychiatry, AIDS clinical research, pediatric neuro-oncology and oncology. She is board certified by the National Commission on Certification of Physicians Assistants (NCCPA).

Anne Marceau, NP

Ms. Marceau, NP, earned a bachelor's degree in Nursing from Fairfield University in Connecticut. She earned a Master of Nursing and a Nurse Practitioner Certification from Massachusetts General Hospital Institute for Health Professionals. She is board certified as an Adult Nurse Practitioner.

Anita McDonald, NP

Anita McDonald, NP, earned a Bachelor of Science degree in Nursing from Brigham Young University where she graduated cum laude. She worked as a Medical Oncology nurse for several years at Cottonwood Hospital and later at Intermountain Medical Center. She later received her master of science in Nursing at Brigham Young University. She is fluent in Spanish.

Michelle Sestak, PA-C

Ms Sestak, PA-C, earned a masters of science in Physician Assistant Studies from the University of Utah, Salt Lake City, UT. She has worked locally as a Physician Assistant in Family Practice prior to coming to UCS. Ms. Sestak has also been a Clinical Research Coordinator for both the Huntsman Cancer Institute and the Utah Blood and Marrow Transplant Program. She is a member of the American Academy of Physician Assistants.

Shauna Olsen, NP

Shauna Olsen, NP, earned a master of nursing degree from Westminster College. She received her bachelor of science in nursing, graduating cum laude, from Westminster College in 2002.

Nancy Weber, PA-C

Ms. Weber, PA-C, received her Physician Assistant training from the University of Utah. Ms. Weber holds certification with the National Commission for Certification of Physician Assistants.

Nancy Walker Mortensen, FNP, ANP

Nancy Walker Mortensen, FNP, ANP, warned her Bachelor's degree inNursing from Eastern Kentucky University. At the University of Utah she earned a master's degree specializing in the Adult Nurse Practicioner and Oncology Clinical Nurse Specialists programs. She holds dual certifications as an Adult Nurse Practicioner and as a Family Nurse Practitioner through the American Nurses Association.