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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).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Royal Eaton is Good. Dr. Eaton has been reviewed by 7 patients who have provided 2 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 2.3
Courteous Staff 3.4
Accurate Diagnosis 2.3
Bedside Manner 2.3
Spends Time with Me 2.3
Follows Up After Visit 2.3

Specialties & Research

Dr. Royal Eaton, MD is board certified in Pulmonary Disease.

  • He has special expertise in 1 area:
  • Asthma

Education & Awards

Dr. Eaton graduated from University of Missouri at Columbia.


Dr. Eaton has 13 hospital affiliations:

  • Barnes Jewish Hospital 
  • Missouri Baptist Medical Center 


  • Spanish
  • English

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Additional Information
Dr. Royal J Eaton MD is a male Pulmonologist, has 47 years of experience and practices in Pulmonary Disease.
Where does Dr. Royal J. Eaton practice?
Dr. Royal Eaton has 5 office locations.
Dr. Royal Eaton practices Pulmonary Disease near Saint Louis, MO.
Additional practice locations include: Florissant, MO and Saint Peters, MO.
See Saint Louis Pulmonologists.