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ERNEST DEFAZIO MD
NPI 1477511707
Internal Medicine in Nutley, NJ

Active since May 03, 2006PECOS EnrolledAccepts Medicare Assignment
181 FRANKLIN AVE, NUTLEY, NJ 07110(973) 667-6660(973) 667-2134 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ernest Defazio Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ERNEST DEFAZIO MD (NPI 1477511707) is an individual internal medicine provider in Nutley, New Jersey, licensed in New Jersey (25MA03416900) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Clara Maass Medical Center, and is a graduate of Other (1975).

NPPES Registry Identity

NPI1477511707
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameERNEST DEFAZIOCredential: MD
Location Address181 FRANKLIN AVENutley, NJ 07110-3820
Mailing Address66 Somme StNewark, NJ 07105-3612 · (973) 522-0006 · Fax (973) 522-0660
Phone(973) 667-6660
Fax(973) 667-2134
Sole ProprietorNo
Medical School CMSOtherGraduated 1975
Enumeration DateMay 3, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1477511707 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NJ · 25MA03416900
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
181 FRANKLIN AVE, Nutley, NJ 07110
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Other Identifiers 3

Medicaid0829005NJ
Medicare ID-Type Unspecified568714NJ
Medicare UPINC62943NJ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ernest Defazio Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1254236847
PECOS Enrollment IDI20051010000071
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
378 services65 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
176 services176 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
84 services60 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
71 services52 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
25 services23 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Clara Maass Medical Center

Acute Care Hospitals · Belleville, NJ
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310009
LocationOne Clara Maass DriveBelleville, NJ 07109 · Essex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.86 typical visit price
range $63.84 – $190.92
Typical copayment $36.21 (range $15.96 – $47.73)
Most-billed visit code 99204
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 19

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LOUIS CITARELLI MD
Internal Medicine
181 FRANKLIN AVE, SUITE 304
NUTLEY, NJ 07110
Essex County (973) 667-6660
SIDRA SOHAIL MD
Family Medicine
181 FRANKLIN AVE
NUTLEY, NJ 07110
Essex County (973) 389-5292
HOWARD B GRODER MD
Specialist
181 FRANKLIN AVE
NUTLEY, NJ 07110
Essex County (973) 667-1500
JAMES V AGRESTI III MD
Internal Medicine
181 FRANKLIN AVE, #201
NUTLEY, NJ 07110
Essex County (973) 284-0777
JUDYTH VALERA PA
Physician Assistant
181 FRANKLIN AVE
NUTLEY, NJ 07110
Essex County (973) 667-8117
JAMES V AGRESTI DO LLC
Internal Medicine
181 FRANKLIN AVE, STE 201
NUTLEY, NJ 07110
Essex County (973) 284-0777
DR. EDWARD ANTHONY MERCOGLIANO M.D.
Surgery
181 FRANKLIN AVE, SUITE 305
NUTLEY, NJ 07110
Essex County (973) 284-0370
INFECTIOUS DISEASES NORTH PC
Internal Medicine (Infectious Disease)
181 FRANKLIN AVE
NUTLEY, NJ 07110
Essex County (973) 667-8117

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ernest Defazio's NPI number?

The NPI number for Ernest Defazio is 1477511707. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Ernest Defazio located?

Ernest Defazio practices at 181 Franklin Ave, Nutley, NJ 07110. The listed phone number is (973) 667-6660.

What is Ernest Defazio's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ernest Defazio enrolled in Medicare?

Yes. Ernest Defazio is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Ernest Defazio accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Ernest Defazio as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Ernest Defazio affiliated with any hospitals?

According to CMS data, Ernest Defazio is affiliated with Clara Maass Medical Center.

When was this NPI record last updated?

The NPPES record for Ernest Defazio was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.