Dr. Daniel J P O'Brien MD is a male Anesthesiologist, has 35 years of experience and practices in Anesthesiology.
Video profile
Dr. Daniel O'Brien has 1 office location.
Clinton Hospital Hospital
201 Highland St
Clinton, MA 01510

Phone Number
Locations and availability (1)
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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Patient Reviews

  • Currently 4 of 4 stars
Patient comments (0)

The overall average patient rating of Dr. Daniel O'Brien is Excellent. Dr. O'Brien has been reviewed by 1 patients who have provided 0 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Education & Awards

Dr. O'Brien graduated from Universite De Liege.


Dr. O'Brien has 8 hospital affiliations:

  • Nashoba Valley Medical Center 
  • Marlborough Hospital 

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Additional Information
Where does Dr. Daniel J. O'Brien practice?
Dr. Daniel O'Brien practices Anesthesiology near Clinton, MA.
See Clinton Anesthesiologists.