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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. Michael Ryan:

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Education & Awards

Dr. Ryan graduated from Saint Louis University.


Dr. Ryan has 8 hospital affiliations:

  • St Lukes Hospital 
  • Barnes Jewish Hospital 


  • German

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Additional Information
Dr. Michael H Ryan MD is a male Anesthesiologist, has 19 years of experience and practices in Anesthesiology.
Where does Dr. Michael H. Ryan practice?
Dr. Michael Ryan has 1 office location.
Dr. Michael Ryan practices Anesthesiology near Chesterfield, MO.
See Chesterfield Anesthesiologists.