
Providing the highest quality eyecare
Meet Our Eye Doctors
Since 2009, 20Twenty Eyecare has proudly served Bozeman, Montana eyecare patients in all of their vision and eyecare needs. Dr. Sarah Hill, Dr. Bret Argenbright and Dr. Cody Blom bring their rich experiences and expertise to Bozeman. Each of our doctors are Montana natives who are excited to be living out their dreams in the Bozeman community.
Dr. Sarah E. Hill
O.D., F.A.A.O., F.C.O.V.D.
Dr. Sarah Hill brings her experience in Pediatrics and Vision Therapy to Bozeman as co-founder of 20Twenty Eyecare. She was born and raised in Billings, Montana and received her degree in Human Biology from the University of Montana in Missoula. After college, she moved to Garmisch, Germany, where she worked for the next year as a ski instructor in the Bavarian Alps. In 2002, Dr. Hill moved back to the United States to begin optometry school at the New England College of Optometry in Boston, Massachusetts. While attending NECO, she accepted leadership roles in the college’s student government and the Research Honors Program, where she studied visual posture and reading. She graduated with her doctorate in 2006, and in 2007, she completed her residency in Primary Care and Pediatrics at NOVA Southeastern University in Fort Lauderdale, Florida. She has had the opportunity to work with both pediatric optometrists and ophthalmologists at the Bascom Palmer Eye Institute in Miami, Florida. Dr. Hill is excited about returning to her home state and having the opportunity to use her residency training in Pediatrics and Vision Therapy to bring this service to the community of Bozeman. In November 2010, Dr. Hill received her fellowship from the College of Optometrists in Vision Development. She is now Board Certified in Vision Development and Vision Therapy. In addition, Dr. Hill has been a fellow of American Academy of Optometry since 2009.

Dr. Cody Blom
O.D.
Dr. Cody Blom is a Montana native born in Butte. He graduated from Butte High School as a valedictorian of his class. Dr. Blom attended Montana State University and graduated in 2014 with his Bachelor’s Degree in Cell Biology and Neuroscience.
Dr. Blom started his optometric journey as a technician at 20Twenty Eyecare for Dr. Sarah Hill. He went on to attend Pacific University College of Optometry in Forest Grove, OR and received his doctorate in the spring of 2020. While attending Pacific University, Dr. Blom received the Paul Kohl Award for Excellence and Passion in the Area of Pediatrics and Binocular Vision. He was also awarded the College of Optometrists in Vision Development Award.
Dr. Blom is thrilled to return to Montana to share his passion and expertise for Optometry, Vision Therapy, and Sports Vision with his home state. When Dr. Blom is away from the office, you can find him at the hockey rink or in the mountains.


Let's Start Seeing Clearly
Book Your Next Appointment with Us
Call our office today to schedule an appointment with our exceptional Montana eye center—we're happy to work with you! If you are a new patient, please fill out and submit our New Patients Form.