A graduate of Stanford Medical School, Dr. Crowder was Board Certified in Ophthalmology in 1964 and later that year began his ophthalmic career at Sansum Medical Clinic in Santa Barbara, California, specializing in cataract surgery, retinal surgery, oculoplastic surgery, glaucoma, and diseases of the eye.
In 1964, he also became a Fellow of the American Academy of Ophthalmology, which he continues to participate in to this day. From 1968 to 1985, Dr. Crowder served as the Associate Examiner for the American Board of Ophthalmology in San Francisco, California . He retired from surgical practice in 1998.
He served as past president of Santa Barbara Eye Society, and past board member of Sansum Medical Clinic. Previously, he completed two years in service as Chief of Ophthalmology and Captain in the U.S. Air Force. While an undergraduate at Stanford University he lettered in varsity track, and remains an active sailor.