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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- Additional Information
- Dr. Changqing Ma MD and PHD is a female Pathologist and practices in Anatomic Pathology & Clinical Pathology.
- Where does Dr. Changqing Ma practice?
- Dr. Changqing Ma has 1 office location.
Dr. Changqing Ma practices Anatomic Pathology & Clinical Pathology near Saint Louis, MO.
See Saint Louis Pathologists.