They join an experienced care team that includes William Long, MD; Maggie Connors, APRN; and Dana Hoffman, CNM, offering compassionate, Mission‑driven care for women and families across the Sauk Valley.
Dr. Alexander is a board‑certified obstetrician and gynecologist who provides comprehensive care from adolescence through older adulthood. She is passionate about menopause care and is dedicated to evidence‑based, compassionate support grounded in trust. She graduated from Northwestern University and The Chicago Medical School and completed her residency at Rush University Medical Center.

Dr. San Juan is board‑certified in obstetrics and gynecology and focuses on delivering evidence‑based medicine with a compassionate, empathetic approach. His goal is to help women feel supported and confident in their health decisions. He is a graduate of Rutgers Medical School and also completed his residency at Rush University Medical Center.

The OB/GYN team at the Commerce Towers clinic provides a full range of women’s health services, including:
- Well‑woman exams and preventive screenings
- Prenatal, pregnancy, and postpartum care
- Family planning
- Menstrual, hormonal, and menopause care
- Pelvic health evaluation and treatment
- Minimally invasive gynecologic surgery
- Care for concerns such as pelvic pain, abnormal bleeding, and fibroids
To schedule an appointment with Dr. Alexander, Dr. San Juan, or another member of the OSF Saint Katharine OB/GYN team, call (815) 285‑5427. Commerce Towers is located at 215 E. 1st St., Dixon, IL.
OSF HealthCare is an integrated health system founded by The Sisters of the Third Order of St. Francis and headquartered in Peoria, Illinois. The system includes 18 inpatient facilities encompassing 16 licensed hospitals, two of which operate dual campuses in separate communities. Among these hospitals, 10 are acute care facilities, five are critical access hospitals, and one is a continuing care facility.
OSF has 2,141 licensed beds throughout Illinois and Michigan and employs more than 27,000 Mission Partners across 170+ locations. These include OSF HealthCare Children’s Hospital of Illinois, the third largest pediatric hospital in the state, and OSF OnCall, its digital health operating entity that offers hospital-at-home care. In addition, OSF operates two colleges of nursing; OSF Home Care Services, an extensive network of home health and hospice services; Pointcore, Inc., which is composed of health care-related businesses; and OSF HealthCare Foundation, the philanthropic arm of the organization. Advances in health care transformation take place through OSF Innovation as well as OSF Ventures, which provides investment capital for promising health care innovation startups.
OSF HealthCare has been recognized by Fortune as one of the most innovative companies in the country and by Forbes as one of America’s Best Employers for Healthcare Professionals. Learn more at osfhealthcare.org.




