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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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Specialties & Research

Dr. Thomas Welsh, MD is board certified in Internal Medicine.

Education & Awards

Dr. Welsh graduated from University of Arizona, Tucson.

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Additional Information
Dr. Thomas Herbert Welsh MD is a male Internist, has 33 years of experience and practices in Internal Medicine.
Where does Dr. Thomas H. Welsh practice?
Dr. Thomas Welsh has 2 office locations.
Dr. Thomas Welsh practices Internal Medicine near Mesa, AZ.
Additional practice locations include: Apache Junction, AZ.
See Mesa Internists.