Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. John J Zaro Jr., DO

Individual provider Family Medicine Physician · NPI 1720096571

Dr. John J Zaro Jr., DO is an Internal Medicine in Norristown, Pennsylvania. Graduated from Philadelphia College of Osteopathic Medicine in 1976, 50 years ago. Accepts Medicare assignment. Licensed in New Jersey and Pennsylvania.

Years since qualifying
50
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
NJ, PA
In the registry since
2006
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

1555 W Main St
Norristown, PA 19403-3276
Phone: (610) 631-6901
Fax: (610) 631-6904
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence OS-3768L (PA)
Family Medicine Physician Taxonomy 207Q00000X · Licence 25MB07608900 (NJ)

Record details

NPI number1720096571
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 4, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1976 (50 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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