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).
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Specialties & Research
Dr. Gregory Johnston, MD is board certified in Anesthesiology and Emergency Medicine.
Education & Awards
Dr. Johnston graduated from The University of Texas at Galveston.
Dr. Johnston has 6 hospital affiliations:
- Integris Baptist Medical Center Okla Cit
- Northwest Surgical Hospital
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- Additional Information
- Dr. Gregory Wayne Johnston MD is a male Anesthesiologist, has 30 years of experience and practices in Anesthesiology and Emergency Medicine.
- Where does Dr. Gregory W. Johnston practice?
- Dr. Gregory Johnston has 3 office locations.
Dr. Gregory Johnston practices Anesthesiology and Emergency Medicine near Oklahoma City, OK.
See Oklahoma City Anesthesiologists and Oklahoma City Emergency Physicians.