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Primary Care Doctor, Family Practitioner, Geriatric Specialist (elderly care)
35 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 (4)

The overall average patient rating of Dr. John Zaro is Excellent. Dr. Zaro has been reviewed by 8 patients who have provided 4 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 3.9
Courteous Staff 5.0
Accurate Diagnosis 4.4
Bedside Manner 4.2
Spends Time with Me 4.6
Follows Up After Visit 4.4

Specialties & Research

  • He has special expertise in 1 area:
  • Alzheimer's Disease

Education & Awards

Dr. Zaro graduated from Philadelphia College of Osteopathic Medicine.


Dr. Zaro has 3 hospital affiliations:

  • Mercy Suburban Hospital 
  • Montgomery Hospital Medical Center 
  • Montgomery Hospital 


  • Italian

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Additional Information
Dr. John J Zaro DO and PHD is a male Family Practitioner, has 35 years of experience and practices in Family Medicine and Geriatric Medicine.
Where does Dr. John J. Zaro practice?
Dr. John Zaro has 3 office locations.
Dr. John Zaro practices Family Medicine and Geriatric Medicine near Norristown, PA.
Additional practice locations include: Blackwood, NJ.
See Norristown Primary Care Doctors and Norristown Geriatric Doctors.