License & Identifications

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. Mary E Welch DO is a female Emergency Medicine Specialist and practices in Emergency Medicine.
Where does Dr. Mary E. Welch practice?
Dr. Mary Welch has 1 office location.
Dr. Mary Welch practices Emergency Medicine near Colton, CA.
See Colton Emergency Physicians.