Browse Health
Anesthesiologist (pain control), Internist
33 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).

Learn more about Dr. Clark O'Brien:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Have you visited Dr. O'Brien? Share your experience.
Write a Review

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 

Similar doctors nearby

Dr. Upali Seneviratne

44 years experience
Hartford, CT

Dr. Mark Gerber

31 years experience
Hartford, CT

Dr. Victor Camacho

29 years experience
Hartford, CT

Dr. John D'Alessio

26 years experience
Hartford, CT

Dr. Goolcher Wadia

34 years experience
Hartford, CT

Dr. Shu-Ming Wang

Pediatric Anesthesiology
21 years experience
Hartford, CT
Search All Similar Doctors
Additional Information
Dr. Clark Edward O'Brien MD is a male Anesthesiologist, has 33 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.