Browse Health
Addiction Medicine Specialist, Adolescent Specialist, Psychiatrist
26 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).

Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. John Ellis is Below Average. Dr. Ellis has been reviewed by 3 patients who have provided 3 comments. The rating is 2 out of 5 stars.

Patient Ratings
Ease of Appointment 3.2
Promptness 2.5
Courteous Staff 2.5
Accurate Diagnosis 2.5
Bedside Manner 2.0
Spends Time with Me 2.5
Follows Up After Visit 2.0

Specialties & Research

  • He has special expertise in 7 areas:
  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Bipolar Disorder / Manic Depressive Disorder
  • Depression
  • Depressive Disorder
  • Insomnia
  • Schizophrenia
  • Sleep Disorders

Education & Awards

Dr. Ellis graduated from Louisiana State University at New Orleans.


Dr. Ellis has 6 hospital affiliations:

  • Faulkner Hospital 
  • Beverly Hospital 


  • Spanish

Similar doctors nearby

Dr. Alexander Kozlovsky

24 years experience
Chelmsford, MA

Dr. Smita Srivastava

8 years experience
Chelmsford, MA

Dr. James Harburger

45 years experience
Chelmsford, MA

Dr. Jacob Kagan

6 years experience
Chelmsford, MA

Dr. Barbara Wissner

26 years experience
Chelmsford, MA

Dr. Bruce Holstein

37 years experience
Chelmsford, MA
Search All Similar Doctors
Additional Information
Dr. John Matson Ellis MD is a male Psychiatrist, has 26 years of experience and practices in Psychiatry and Addiction Psychiatry.
Where does Dr. John M. Ellis practice?
Dr. John Ellis has 6 office locations.
Dr. John Ellis practices Psychiatry and Addiction Psychiatry near Chelmsford, MA.
Additional practice locations include: Abington, MA and Dedham, MA.
See Chelmsford Psychiatrists and Chelmsford Addiction Specialists.