Who We Are

docprosDavid J. Prosser, OD

Dr. Prosser grew up in Vermillion, SD.  After high school, he attended the University of South Dakota for three years.  He was accepted a year early to Pacific University College of Optometry in Forest Grove, Oregon, where he finished his bachelor’s degree in visual science while attending optometry school.  He graduated Magna Cum Laude from Pacific University College of Optometry in 1989.  He married his high school sweetheart , Laura Jorgensen, in 1986. The couple moved to Sturgis in July of 1989, with their then 6 month old daughter, Kelsey.

Laura Prosser, MBA,CPA,CMA is presently employed full time as an assistant professor of accounting at Black Hills State University.  The Prosser’s have three children, Kelsey, Bennett, and Lynsey.   Kelsey is married to Tom Tieszen and is currently working on her master’s degree in integrative genomics.  Their son Bennett is pursuing a double major in mechanical and electrical engineering, and their daughter Lynsey is still in high school.

The Prosser’s have, and still do enjoy following their children in their various activities.  Basketball, soccer, baseball, softball, track and field, tennis, and music activities have kept the Prosser’s running year round since Kelsey was four years old.

Dr. Prosser, with over 23 years of optometric experience enjoys the challenges that a busy, medically- oriented practice provides on a daily basis.  He has been a member of the American Optometric Association since 1985, and a member of the South Dakota Optometric Society since 1989.  At one time, Dr. Prosser was on the Sturgis First United Methodist Church building and pastor relations committees.  He was also appointed to the Sturgis city planning commission in the late 1990s.

Dr. Prosser enjoys fishing, hunting, boating, jet-skiing, water and snow skiing, snowmobiling, and spending time with Laura, and attending all of the kids’ activities.  He plays trumpet , guitar, sings, and runs the sound system for a 9 to 10 piece big-band, called The Happy Wanderer Band.  This band has been in existence in the Black Hills for over 20 years.  The band was formerly The Rushmore German Band.  They play a variety of music but mainly do ball-room dances and Oktoberfests.  Dr. Prosser himself recorded a 16-song, multitrack CD of Christian music in 2007, where he played all of the instruments and did all of the vocals on the CD.  He recorded it in his basement home studio.


dochafJason M Hafner, OD

Dr. Hafner was born and raised in Mitchell, SD and graduated from MitchellHigh School in 1992. He attended the University of South Dakota and graduated with a BS in biology in 1997.  He graduated from the Illinois College of Optometry in Chicago, Illinois in 2002.  Upon graduation, he moved to Sturgis to join Northern Hills Eye Care with Dr. David Prosser and Dr. Dan Watson.

With over 10 years of experience, Dr. Hafner enjoys all aspects of primary optometry, especially caring for those with ocular disease such as cataracts, glaucoma, macular degeneration and diabetes.  He also helps those interested in bifocal contact lenses, as well as post-surgical conditions and patients with keratoconus.  He also works with area doctors in the co-management of cataract surgery and refractive surgery such as Lasik and PRK.

Dr. Hafner has been active in a variety of organizations at all levels.  He currently serves as a district representative for the South Dakota Optometric Society board of directors.  He served for four years as a board member of the Sturgis Area Chamber of Commerce and was president in 2010.  Since 1998, he has been a member of the American Optometric Association.

Dr. Hafner married his wife, Jocelyn, in 1998. Jocelyn is currently an assistant principal at Rapid CityStevensHigh School.  They have two children, Jacob and Emma, who are active in a variety of activities including football, baseball, basketball, soccer, dance and music.  Dr. Hafner enjoys golfing, snowboarding, running and attending all of the kids’ activities.


Terry Spencer, MD

Dr. Spencer obtained his Bachelor of Science degree in Psychology from Idaho State University and his medical degree from the University of Utah School of Medicine. Dr. Spencer continued his education by receiving an Ophthalmic Pathology and Intraocular Lens Research Fellowship from the University of Utah Moran Eye Center. He then completed an Internal Medicine Internship from the University of Utah School of Medicine and Affiliated Hospitals and an Ophthalmology Residency from the University of Utah Moran Eye Center. He has special interest in cataract surgery using presbyopia correcting intraocular lenses and in difficult or complicated cataract surgery. He has experience using the IFS Advanced Femtosecond Laser and also has expertise with Phakic Intraocular Lenses. Dr. Spencer joined the Eye Institute in 2010 and has performed thousands of cataract and refractive procedures.