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Michael B. Horsley, M.D.



Michael B. Horsley is a Board-Certified Ophthalmologist specializing in both cataracts and glaucoma. 

Since joining Southwestern Eye Center in 2011, Dr. Horsley has offered his patients the latest advances in cataract surgery including no-stitch surgery, laser-assisted surgery, and premium lens technologies. Dr. Horsley also offers many types of glaucoma lasers, minimally invasive glaucoma surgery options as well as combined cataract and glaucoma procedures.

After receiving his Bachelor’s degree in Spanish at Brigham Young University in Provo, Utah, Dr. Horsley attended medical school at the University of Illinois at Chicago. He then moved to Arizona for an internship at Tucson Medical Center. Dr. Horsley completed his ophthalmology residency at the University of Colorado, Rocky Mountain Lions Eye Institute, where he served as Chief Resident in his senior year. He then completed a glaucoma fellowship at Massachusetts Eye and Ear Infirmary, Harvard Medical School.

Dr. Horsley is published in many major ophthalmic journals on a variety of subjects including glaucoma care. He has authored book chapters on glaucoma and has both lectured and presented research nationally. Dr. Horsley is affiliated with several professional organizations.

Dr. Horsley was born and raised in Rockford, IL. He enjoys traveling, skiing, golfing, and above all, spending time with his family. Dr. Horsley is fluent in Spanish.



All of our doctors are able to provide care for a wide variety of conditions and treatments. Some of Dr. Horsley's specialties include the following:


See which locations Dr. Horsley is serving.


Glendale 99th Ave

5323 N. 99th Ave., Ste. 155
Glendale, AZ 85305
Tel: (623) 846-7603


Sun City

10615 West Thunderbird # A100
Sun City, AZ 85351
Tel: (623) 977-9600

I have been seeing Dr. Horsley for very, late stage glaucoma. His additional medication and wisdom have helped immensely……I feel assured I am getting the most state of the art care with KINDNESS AND TRUE CONCERN.