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

Ernest Defazio, MD

Individual provider Internal Medicine Physician · NPI 1477511707

Ernest Defazio, MD is an Internal Medicine in Nutley, New Jersey. Qualified in 1975, 51 years ago. Practices with Internet Medical Group P C, a 3-clinician group and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
51
Licensed in
NJ
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

181 Franklin Ave
Nutley, NJ 07110-3820
Phone: (973) 667-6660
Fax: (973) 667-2134
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 25MA03416900 (NJ)

Record details

NPI number1477511707
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2006
Last updated in NPPESJuly 8, 2007
Mailing address66 Somme St, Newark, NJ 07105-3612

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1975 (51 years in practice)
Group practice Internet Medical Group P C — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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