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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. Brian Casserly:

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Patient Reviews

Patient comments (4)

The overall average patient rating of Dr. Brian Casserly is Average. Dr. Casserly has been reviewed by 13 patients who have provided 4 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 3.1
Promptness 3.7
Courteous Staff 2.7
Accurate Diagnosis 2.5
Bedside Manner 2.7
Spends Time with Me 2.5
Follows Up After Visit 2.1

Specialties & Research

Dr. Brian Casserly, MD is board certified in Internal Medicine.

Education & Awards

Dr. Casserly graduated from Georgetown University, Washington. He has 2 awards.

Bridges to Excellence Recognition
Bridges to Excellence Medical Home Recognition (2015 - 2018)
Level III
NCQA Physician Practice Connections - Patient Centered Medical Home (2015 - 2018)


Dr. Casserly has 2 hospital affiliations:

  • Winchester Hospital 
  • Doctor First.Com 


  • English

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Additional Information
Dr. Brian John Casserly MD is a male Internist, has 33 years of experience and practices in Internal Medicine.
Where does Dr. Brian J. Casserly practice?
Dr. Brian Casserly has 2 office locations.
Dr. Brian Casserly practices Internal Medicine near Reading, MA.
Additional practice locations include: Medford, MA.
See Reading Internists.