Fast Finder:

Cancer Care Center: Meet Our Staff

Our Physicians

Click on an physician’s name to learn more about them.

Joseph P. Brooks, MD
Radiation Oncologist
Dr. Brooks is a board-certified radiation oncologist. He received his medical degree from Thomas Jefferson University in Philadelphia, PA and completed his residency in radiation oncology at the National Cancer Institute (NCI) in Bethesda, Maryland. Dr. Brooks has been involved in research and published numerous articles focusing on breast and prostate cancers. He has been the principle investigator on a multimillion dollar federal grant and has conducted several clinical studies focusing on improved tumor targeting in prostate cancer. Prior to relocating to Boise, Dr. Brooks was Major in the US Army and was Chief of Radiation Oncology at Madigan Army Medical Center in Tacoma, WA.
Amy L. Cooper, MD
Gynecologic Oncologist
Dr. Amy Cooper is a gynecologic oncologist. She graduated from the University of Kentucky College of Medicine. She completed her residency at the Medical University of South Carolina and her gynecologic oncology fellowship at the University of Kentucky. Dr. Cooper is board eligible in gynecology and gynecologic oncology.
Stephanie Hodson, MD
Medical Oncologist/Hematologist
Dr. Hodson is our breast cancer specialist and the Director of the Saint Alphonsus Comprehensive Breast Care Program. With her expertise, the program provides state-of-the-art breast cancer therapy and participates in ongoing clinical research of promising new therapies. An Idaho native, Dr. Hodson received her medical degree from the University of Washington. She completed her internal medicine training at Providence Portland Medical Center in Portland, Oregon, then went on to complete subspecialty training in hematology and medical oncology at Oregon Health and Science University in Portland, Oregon. While at OHSU, her research focus was therapy of breast cancer. She received additional training specifically in the therapy of breast cancer at Indiana University Medical Center. She is board-certified in medical oncology, hematology, and internal medicine. She joined Saint Alphonsus Cancer Care Center in 2002.

Alan Langerak, MD
Hematologist and Oncologist
Dr. Langerak received his undergraduate degree from Arizona State University where he graduated summa cum laude. He received his medical degree from the University of Arizona College of Medicine. He fulfilled an internship and residency in internal medicine as well as a fellowship in Hematology and Oncology at the University of Arizona College of Medicine and Arizona Cancer Center.

Dr. Langerak is board certified in internal medicine, hematology, and medical oncology by the American Board of Internal Medicine. He is a member of the American Society of Clinical Oncology, American Society of Hematology, and the Oklahoma Society of Clinical Oncology. Additionally, he is co-author of a handbook entitled "Chemotherapy Regimens and Cancer Care".

A. Scott Pierson, MD
Hematologist and Oncologist
Dr. Pierson is a board-certified medical oncologist and hematologist. He attended Princeton University as an undergraduate where he majored in political science. Dr. Pierson was a member of the Princeton varsity soccer team. He then attended Jefferson Medical College in Philadelphia and graduated magna cum laude. A native of the East Coast, following medical school he moved west completing his internal medicine residency and fellowships at the University of Colorado. During fellowship, Dr. Pierson did research with the Phase 1 and Gastrointestinal Oncology groups.

He has particular interests in the treatment of Breast, Lung and GI cancers. With a love for the great outdoors, he is an avid downhill and cross-country skier during the winter and enjoys fly-fishing, mountain biking, and playing golf in the summer. He also coaches his children’s soccer teams in the fall and spring.

Gerald Perez, MD
Gynecologic Oncologist
Dr. Perez, a board-certified gynecologic oncologist, cares for patients at the Cancer Care Center by providing screening, prevention, diagnosis, treatment and symptom management for women with malignancies of the reproductive tract, such as the ovaries, uterus, endometrium, cervix, vulva and vagina. Dr. Perez received his medical degree from Georgetown University School of Medicine. He followed his degree with an internship and residency at Women's Hospital, Los Angeles County, and University of Southern California Medical Center. He completed his fellowship at the University of North Carolina School of Medicine.
Kerry Pulver, M.D., PhD
Medical Oncologist/Hematologist
Dr. Pulver joined Saint Alphonsus in August 2002. He received a dual degree in medicine and a Ph.D. in biochemistry at Louisiana State University Medical Center in New Orleans, Louisiana, in 1981. After completing his residency training in internal medicine, he went on to complete fellowship training in oncology and hematology, at the Ochsner Clinic in New Orleans. Dr. Pulver is board certified in oncology, hematology and internal medicine. He is the principal investigator for the research program at Saint Alphonsus Cancer Care Center. He has a strong interest in prostate cancer and brain tumors.
Timothy Sawyer, MD
Radiation Oncologist
An Idaho native, Dr. Sawyer received his medical degree from the University of Washington in Seattle and his specialty training in radiation oncology at the Mayo Clinic in Rochester, Minnesota. Dr. Sawyer joined the Saint Alphonsus Cancer Care Center in 2000; he is a board-certified radiation oncologist who has earned national distinction for his cancer research. Following his residency at the Mayo Clinic, Dr. Sawyer spent four years in the Radiation Oncology Department at the Walter Reed Army Medical Center in Washington, D.C. While there, he also instructed residents at the National Cancer Institute and served as a member of the adjunctive lecturing faculty at nearby Johns Hopkins Medical School. During his time in Washington, D.C., he continued to serve as a co-director for the Mayo Clinic-affiliated North Central Cancer Treatment Group. In 1996, Dr. Sawyer received a national award for performing the most significant clinical research in the United States as a resident in radiation oncology. He has written many cancer articles and textbook chapters and is often asked to give presentations at national and international meetings.

Karl Schultheiss, MD
Medical Oncologist/Hematologist
Dr. Schultheiss joined Saint Alphonsus Cancer Care Center in 2002. He received his M.D. from the University of Freiburg, Germany, where he also served as a post-doctoral research fellow. Dr. Schultheiss completed his internship at Presbyterian/St. Luke's Hospital in Denver, and his residency at Emanuel Hospital in Portland, OR. He completed his oncology/hematology fellowship at the University of Utah in Salt Lake City. He is strongly interested in clinical trials and has a special interest in lung, gastrointestinal and lymphoid malignancies. Dr. Schultheiss is board-certified in oncology, hematology and internal medicine.

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