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. Douglas Gaasterland:
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- Currently 2.5 of 4 stars
The overall average patient rating of Dr. Douglas Gaasterland is Good.
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Specialties & Research
Dr. Douglas Gaasterland, MD is board certified in Ophthalmology.
- He has special expertise in 5 areas:
- Glaucoma Surgery (Trabeculectomy)
- Laser Surgery
- Open-Angle Glaucoma
- Vision Disorders
Education & Awards
Dr. Gaasterland graduated from Johns Hopkins University, Baltimore. He has 2 awards.
Dr. Gaasterland has 6 hospital affiliations:
- George Washington Univ Hospital
- Sibley Memorial Hospital
Accepted Insurance Plans
Dr. Gaasterland accepts these health insurances in at least one office:
- United Healthcare - 2 plans
- CareFirst - 2 plans
- Great-West Healthcare - 3 plans
- Blue Cross Blue Shield of Illinois - 2 plans
- Cigna - 4 plans
- United Health Group, Inc. - Americhoice - 1 plan