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).
Learn more about Dr. David Casto:
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Specialties & Research
Dr. David Casto, MD is board certified in Internal Medicine.
Education & Awards
Dr. Casto graduated from University of Cincinnati.
Dr. Casto has 1 hospital affiliations:
- Marietta Memorial Hospital
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- Additional Information
- Dr. David Roger Casto MD is a male Internist, has 27 years of experience and practices in Internal Medicine.
- Where does Dr. David R. Casto practice?
- Dr. David Casto has 2 office locations.
Dr. David Casto practices Internal Medicine near Marietta, OH.
Additional practice locations include: Belpre, OH.
See Marietta Internists.