Photo of Brian Willoughby, M.D. Rapid City

Brian Willoughby, M.D.

Regional Health Medical Clinic

Member of Regional Health Hospital Medical Staff
8:00 AM - 5:00 PM 8:00 AM - 5:00 PM 8:00 AM - 5:00 PM 8:00 AM - 5:00 PM 8:00 AM - 5:00 PMClosed Today Closed Today

Contact Info

Regional Health Medical Clinic
640 Flormann Street
Rapid City, SD 57701
(605) 755-3300(605) 755-3300
(605) 755-3129(605) 755-3129


Day of the WeekHours
Mon8:00 AM - 5:00 PM
Tue8:00 AM - 5:00 PM
Wed8:00 AM - 5:00 PM
Thu8:00 AM - 5:00 PM
Fri8:00 AM - 5:00 PM


  • male

About Brian Willoughby, M.D.

Dr. Willoughby was born in Deadwood, SD. He received his bachelor’s degree from Colorado State University in Fort Collings, and went on to St. Louis University for his medical degree. He spent eight weeks in an African jungle hospital in 1980. Dr. Willoughby is board certified in internal medicine and in geriatrics. He was elected to the Fellowship of American College of Physicians in 2013. He is also a Clinical Assistant Professor of Medicine for the University of North Dakota. Dr. Willoughby has three children.

Board Certifications

Internal Medicine
Geriatric Medicine


MD - St. Louis University School of Medicine - 1981


Internal Medicine - St. Louis University Hospitals, St. Louis, MO - 1984

Distinctions & Awards

Fellowship of American College of Physicians (2013)

About Regional Health Medical Clinic

Physicians and advanced practice providers at Regional Health Medical Clinic on Flormann Street in Rapid City specialize in diabetes and other endocrine disorders, infectious disease and travel medicine, nephrology, outpatient dialysis, primary care, pulmonology, rheumatology, weight management, as well as laboratory services and medical imaging. The Flormann Street clinic offers Genius 3D Mammography, a technology that improves early detection and treatment of breast cancer. A 3D exam finds 20 to 65 percent more of invasive breast cancers.
View This Location
Regional Health Medical Clinic Rapid City
640 Flormann Street
Rapid City, South Dakota 57701
(605) 755-3300(605) 755-3300