A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. Lyle Koen:
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Specialties & Research
Dr. Lyle Koen, MD is board certified in Ophthalmology.
- He has special expertise in 1 area:
- Retinal Disorders
Education & Awards
Dr. Koen graduated from Washington University at St. Louis, Saint Louis.
Dr. Koen has 3 hospital affiliations:
- Seton Medical Center
- Health South Sur Center
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- Additional Information
- Dr. Lyle Dorsey Koen MD is a male Ophthalmologist, has 35 years of experience and practices in Ophthalmology.
- Where does Dr. Lyle D. Koen practice?
- Dr. Lyle Koen has 2 office locations.
Dr. Lyle Koen practices Ophthalmology near Austin, TX.
See Austin Ophthalmologists.