Anesthesiologist (pain control), Internist
32 years of experience
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. Clark O'Brien, MD is board certified in Anesthesiology and Internal Medicine.

Education & Awards

Dr. O'Brien graduated from University of Kansas , Kansas City.


Dr. O'Brien has 3 hospital affiliations:

  • St Francis Hospital & Medical Center 
  • Woodland Anesthesiology Associates, PC 
  • Saint Francis Hospital And Medical Center, Hartford CT 

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Additional Information
Dr. Clark Edward O'Brien MD is a male Anesthesiologist, has 32 years of experience and practices in Anesthesiology and Internal Medicine.
Where does Dr. Clark E. O'Brien practice?
Dr. Clark O'Brien has 1 office location.
Dr. Clark O'Brien practices Anesthesiology and Internal Medicine near Hartford, CT.
See Hartford Anesthesiologists and Hartford Internists.