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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).

Learn more about Dr. Mary Louise Bates:

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Specialties & Research

Dr. Mary Louise Bates, MD is board certified in Anesthesiology.

Education & Awards


Dr. Bates has 1 hospital affiliations:

  • Riverview Hospital 

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Additional Information
Dr. Mary Louise B Bates MD is a female Anesthesiologist, has 33 years of experience and practices in Anesthesiology.
Where does Dr. Mary Louise B. Bates practice?
Dr. Mary Louise Bates has 1 office location.
Dr. Mary Louise Bates practices Anesthesiology near Portland, ME.
See Portland Anesthesiologists.