Browse Health
Internist, Cardiologist (heart)
18 years of experience
Accepting new patients
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 (2)

The overall average patient rating of Dr. Walter Jo is Excellent. Dr. Jo has been reviewed by 3 patients who have provided 2 comments. The rating is 4 out of 4 stars.

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

Specialties & Research

Dr. Walter Jo, MD is board certified in Internal Medicine and Cardiovascular Disease.

  • He has special expertise in 4 areas:
  • Acute Coronary Syndrome (ACS)
  • Heart Block
  • High Blood Pressure (Hypertension)
  • Unstable Angina

Education & Awards

Dr. Jo graduated from Tufts University, Boston.


Dr. Jo has 6 hospital affiliations:

  • Saints Memorial Medical Center Inc 
  • Lowell General Hospital 


  • English
  • Hindi
  • Italian
  • Spanish

> > > > Dr. Walter Jo, MD

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Additional Information
Dr. Walter Moon Jo MD is a male Internist, has 18 years of experience and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. Walter M. Jo practice?
Dr. Walter Jo has 3 office locations.
Dr. Walter Jo practices Internal Medicine and Cardiovascular Disease near Chelmsford, MA.
Additional practice locations include: Ayer, MA.
See Chelmsford Internists and Chelmsford Cardiologists.