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 Martin, MD is board certified in Occupational Medicine and Public Health & General Preventive Medicine.
Education & Awards
Dr. Martin graduated from University of Colorado, Denver.
Dr. Martin has 1 hospital affiliations:
- Madigan Army Medical Center
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- Additional Information
- Where does Dr. Gregory J. Martin practice?
Dr. Gregory Martin practices Public Health & General Preventive Medicine, Occupational Medicine, and Preventive Medicine/Occupational Environmental Medicine near San Antonio, TX.
See San Antonio Preventive Medicine Specialists.