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. Roy Greengrass:
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The overall average patient rating of Dr. Roy Greengrass is Excellent.
Specialties & Research
Dr. Roy Greengrass, MD is board certified in Anesthesiology.
- He has special expertise in 2 areas:
- Inguinal Hernia
Education & Awards
Dr. Greengrass graduated from University Of Manitoba Faculty Of Medicine, Winnipeg.
Dr. Greengrass has 2 hospital affiliations:
- Mayo Clinic
- Mayo Clinic hospital
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- Additional Information
- Dr. Roy Allan Greengrass MD is a male Anesthesiologist, has 38 years of experience and practices in Anesthesiology.
- Where does Dr. Roy A. Greengrass practice?
- Dr. Roy Greengrass has 1 office location.
Dr. Roy Greengrass practices Anesthesiology near Jacksonville, FL.
See Jacksonville Anesthesiologists.