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. Mark Grief:
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- Currently 3.5 of 4 stars
The overall average patient rating of Dr. Mark Grief is Excellent.
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Specialties & Research
Dr. Mark Grief, MD is board certified in Surgery.
- He has special expertise in 2 areas:
- Gastric Bypass (Gastrojejunostomy)
- Weight Loss Surgery (Bariatric Surgery)
Education & Awards
Dr. Grief graduated from University of Louisville . He has 2 awards.
Dr. Grief has 5 hospital affiliations:
- Wahiawa General Hospital
- Queens Medical Center
Accepted Insurance Plans
Dr. Grief accepts these health insurances in at least one office:
- Blue Cross Blue Shield of Hawaii - 23 plans
- United Healthcare - 20 plans
- Medicare - 1 plan
- Aetna - 1 plan