Our family medicine providers care for people of all ages in all phases of life—from babies and children to teens and adults. We diagnose and treat most medical issues, from infections and sprains to diabetes and asthma. We also specialize in preventive care and can help you create and maintain a healthy lifestyle.
We also offer specialty services including OB/GYN, orthopedics, and ear, nose, and throat (ENT). And our occupational health team provides employee physicals, work injury and medical care, and immunizations, with a goal to keep employees safe and healthy in the workplace.
As a member of the National Health Services Corps, we promise to serve all patients. This means we promise to:
St. Luke’s Jerome emergency department, located at 709 N. Lincoln Avenue, provides care after 5 p.m. Monday through Friday and on weekends and holidays.
Catherine Doyle, MD is experienced in family medicine, dermatology, and orthopedics, and a member of the Idaho Rural Health Association. She has special interests in prenatal care, pediatrics, diabetes care, and dermatology.
Peter B. Ferrara, MD is experienced in family medicine and obstetrics. He travels overseas yearly focusing on reducing maternal and infant morbidity and mortality.
In his free time, Dr. Ferrara enjoys traveling, gardening, skateboarding, snowboarding, sports, Latin dancing, and playing guitar.
James Irwin, MD serves as director of the Magic Valley Rural Training Track Continuity Clinic at St. Luke’s Jerome, and was named Idaho’s 2011 Family Physician of the Year by the Idaho Academy of Family Physicians.
As part of his practice, Dr. Irwin delivers babies at St. Luke's Jerome.
Joshua Kern, MD is a primary care physician serving patients in both inpatient and outpatient settings. Dr. Kern serves as the vice president of medical affairs for St. Luke’s Magic Valley, Jerome, and Wood River; program director of the Magic Valley Rural Program; and supervisor of the residency clinic. He has also held leadership roles with the Family Medicine Residency of Idaho’s rural training track in Jerome and Magic Valley since its inception.
Dr. Kern completed the National Institute for Program Director Development Fellowship and is currently pursuing a master's degree in business administration in the Executive MBA program at Boise State University.
Melissa Merrill, CNM, WHNP earned her graduate degree as a certified nurse midwife from the University of Cincinnati, where she also earned her master's degree in nursing.
Melissa delivers babies at St. Luke's Jerome as part of her practice.
Nicole Ruske, MD is experienced in family medicine and obstetrics. She is a member of the American Academy of Family Physicians, the American Medical Association, the American Medical Women's Association, and Doctors for Global Health.
Dr. Ruske has volunteered around the world, including the Philippines, Nepal, El Salvador, and Ecuador. She is a certified sailing instructor and enjoys the outdoors, sports, theater, and traveling.
Call us to make an appointment.
Call us to make an appointment.
With myChart, you’re able to view test results, contact your provider, request medication refills, schedule appointments and more. We encourage you to sign up for easy access to the tools and information you need to proactively manage your health. You can also set up online proxy access requests for medical records of children, spouses, or dependents.
There's also an easy-to-use myChart app available for your mobile devices!