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Meet The Optometrists

Mark D. Henry, O.D.

Mark D. Henry, O.D.

Owner and CEO of Primary Vision Care

Dr. Mark Henry received his Doctor of Optometry Degree from the Illinois College of Optometry in 1993 and has been practicing for over 25 years. In addition, Dr. Henry received his Bachelor of Arts degree in English from Kenyon College and has attended Ohio State University for Post-Graduate continuing education.

Dr. Henry owns and operates Primary Vision Care offices in Newark, Lancaster, Mount Vernon and Wilmington, Ohio while residing in the area with his wife and four children.

Dr. Henry has served as a member of the Ohio Optometric Association, the American Academy of Optometry and the American Optometric Association. His awards include membership in the Gold Key Optometric Honor Society, former Leadership and Service scholar and Illinois Alumnus of the Year.

Dr. Henry owns and operates Primary Vision Care offices in Newark, Mount Vernon and Lancaster, Ohio while residing in the area with his wife and four children.

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Courtney Hammond, O.D.

Courtney Hammond, O.D.

Medical Director of PVC

Dr. Courtney Hammond is an optometrist in our Newark, Lancaster, and Mount Vernon locations

Following graduation, Dr. Hammond returned to join our private practice and has participated in inpatient care in three of our locations.

Dr. Hammond now resides in Westerville with her husband, daughter and their puppy.

Wendy Hallier, O.D.

Wendy Hallier, O.D.

Dr. Wendy Hallier joined the Primary Vision Care team in 2019 and is the primary optometrist in our Mt. Vernon location where she provides comprehensive care with a special interest in contact lenses and pediatrics. She completed her undergraduate and optometric education at The Ohio State University where she received her Doctorate in Optometry in 1993. She has spent the last 25 years practicing in Ohio including 10 years in practice at the Cleveland Clinic. Dr. Hallier also has served as a professional affairs consultant for Johnson & Johnson Vision since 2014. Her duties include educating fellow optometrists on the latest technological innovations in contact lenses across the United States of America.

Additionally, Dr. Hallier serves as an Ohio Optometric Society RealEyes Educator and is an active member of the American Optometric Association, the Ohio Optometric Association, and the Lewis Center United Methodist Church. She has two sons and currently resides in the Olentangy area with her husband of over 25 years. When she is not in the clinic, Dr. Hallier enjoys boating, snow skiing and all things Cleveland (Go Tribe).

Dr. Hager

Dr. Michele Hager

Dr. Michele Hager practices primarily in our Lancaster location. She moved from New England to Ohio in 2003 after graduating with a Bachelor of Arts degree in Zoology from Connecticut College. She came here to attend The Ohio State University College of Optometry; she also met her then-future husband, an Ohio native, in Columbus.

​​​​​​​Dr. Hager completed externship programs at the Dayton VA Medical Center in Dayton, Ohio and the Kayenta Health Center Indian Health Service site in Kayenta, Arizona during her optometric training. After earning her Doctor of Optometry degree in 2007 as a member of the Beta Sigma Kappa International Optometric Honor Society, Dr. Hager was accepted into the two-year Cornea and Contact Lens Fellowship at the OSU College of Optometry. During this time she also completed independent optometric research and earned a Master of Science degree in Vision Science.

After graduating again in 2009, Dr. Hager stayed on at the OSU College of Optometry as a Clinical Professor to teach clinical skills to optometry students while also working in a surgical ophthalmology practice. After her first maternity leave, Dr. Hager began working in private practice eye care. Over her career, she has co-managed her patients' refractive and cataract surgeries, treated and managed their ocular disease (including diabetes, glaucoma, and amblyopia), and fit many of them in specialty contact lenses. Dr. Hager lives with her husband, two children, two cats, and eight chickens northwest of Lancaster.

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