Scandia Clinic

The Scandia Clinic provides comprehensive medical care in Scandia, MN. This clinic offers comprehensive primary care along with basic lab and X-ray procedures. In addition, the clinic has access to OMC’s services, including diagnostics, emergency care, Birth Center, urgent care, hospital care, surgery, oncology, ophthalmology and cardiology.

Meet our Scandia Clinic provider(s):

Greg Mattson, MD, Family Medicine

Greg Mattson, MD, has been with Osceola Medical Center since 1993. Dr. Mattson received his bachelor’s degree in biology from North Park College in Chicago, IL. He attended medical school at the University of Illinois, College of Medicine in Chicago, receiving his degree in 1987. He completed his family practice residency at the West Suburban Hospital Medical Center in Oak Park, IL. His professional memberships include the American Medical Association, American Academy of Family Practice and McHenry County Medical Society. In 1990, Dr. Mattson was voted “Outstanding Family Practice Resident” by the West Suburban Hospital Medical Center.

He and his wife, Cory, live in Osceola. Greg and Cory enjoy spending time with their children and grandchildren. When he’s not at Osceola Medical Center, he enjoys fishing, fishing and more fishing. He also volunteers for the Osceola School District as the Football Team Physician and is very active in his church.

Kevin Nepsund, MD, Family Medicine

"I enjoy serving and helping others in their health needs with the hope of making a difference in each life and making that life a bit more bearable."

Kevin Nepsund, MD, is a board-certified Family Practice Physician. He first came to Osceola Medical Center in 2000. He left the practice in 2007 to practice elsewhere but returned to OMC in 2011 to become part of our satellite clinic in Scandia, Minn. He pursued his pre-medicine studies at the University of Minnesota in Minneapolis. He received his medical degree from the Medical College of Wisconsin in Milwaukee, and completed his residency in family practice at Regions Hospital in St. Paul. He and his family live in Woodbury, MN.

Rebecca Ness, PA-C, Family Medicine

Certified DOT Medical Examiner

“It is a great privilege and very rewarding getting to know my patients and gaining their trust through developing a continuity of care.”

Rebecca Ness, PA-C, earned her nursing degree from the University of Minnesota in Moorhead and her physician assistant degree from the University of North Dakota, School of Medicine in Grand Forks. She is also a certified medical examiner by the U.S. Department of Transportation. She works primarily with the family medicine physicians in Scandia.

Her medical interests include children’s health, women’s health, occupational health, and chronic disease management and preventive medicine, like diabetes. Her hobbies include traveling, biking, gardening and decorating. She has three children which keep her busy. “I enjoy getting to know patients, young and old, and being able to help and teach them ways to lead healthy and full lives.”

David Sullivan, LAc


"To me, acupuncture is 'complementary medicine' rather than alternative. Working with other healing modalities and specialties is a multidiscipline approach that achieves the ultimate goal, improved outcomes for our patients.

David Sullivan is a graduate of Northwestern Health Sciences University in Bloomington, MN. He is board certified in acupuncture. He also is certified in Constitutional Facial Renewal and is an instructor in Taijiquan and Qigong.

Acupuncture is used to help treat many common problems, including anxiety, asthma, chronic fatigue, colitis, depression, diabetes, fibromyalgia, headaches, menopause, migraines, musculoskeletal pain and stress.

He lives in Marine on St. Croix with his wife, Karol, and pet husky, Keiko.