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DR. ADAEZE ANNELIESE IWU MD, MBA
NPI 1639437437
Emergency Medicine in East Brunswick, NJ

Active since April 30, 2012PECOS EnrolledAccepts Medicare Assignment
683 ROUTE 18, EAST BRUNSWICK, NJ 08816(848) 206-0091(848) 206-0097 Get Directions Write a Review

NPPES record last updated: April 28, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Adaeze Anneliese Iwu Md, Mba NPPES

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

DR. ADAEZE ANNELIESE IWU MD, MBA (NPI 1639437437) is an individual emergency medicine provider in East Brunswick, New Jersey, licensed in New Jersey (25MA09591100) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS, is affiliated with Overlook Medical Center, and is a graduate of Other (2009).

NPPES Registry Identity

NPI1639437437
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. ADAEZE ANNELIESE IWUCredential: MD, MBA
Location Address683 ROUTE 18East Brunswick, NJ 08816-3721
Mailing Address1 Diamond Hill RdBerkeley Heights, NJ 07922-2104 · (908) 273-4300
Phone(848) 206-0091
Fax(848) 206-0097
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateApril 30, 2012
Last NPPES UpdateApril 28, 2023
NPPES CertifiedApril 28, 2023
✔ NPI 1639437437 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in NJ · 25MA09591100✔ Licensed in MN · 106043
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
683 ROUTE 18, East Brunswick, NJ 08816
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Adaeze Anneliese Iwu Md, Mba 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 ID6608011242
PECOS Enrollment IDI20141216000801
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.

Medicare Billing Reassignments

3

Medicare enrollment records show Adaeze Iwu reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hackensack Meridian Urgent Care, PC
14 mi
Urgent Care
315 W MAIN ST
Freehold, NJ 07728
  • Reassigned Medicare billing, New Jersey enrollment
  • 95 clinicians in this Medicare group
NPI 1285165209 (888) 878-1503
Union Emergency Medical Associates LLC
18 mi
Emergency Medicine
1000 GALLOPING HILL RD
Union, NJ 07083
  • Reassigned Medicare billing, New Jersey enrollment
  • 47 clinicians in this Medicare group
NPI 1689847352 (954) 939-5000
Prohealth Urgent Care Medicine Of New Jersey LLP
34 mi
Emergency Care
461 RIVER RD
Edgewater, NJ 07020
  • Reassigned Medicare billing, New Jersey enrollment
  • 144 clinicians in this Medicare group
NPI 1477927754 (516) 622-6000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

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.

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.
92 services92 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.
44 services44 patients
Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
28 services16 patients
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 87426
An immunoassay test for severe acute respiratory syndrome coronavirus is a diagnostic tool. It uses your body's immune response to detect the presence of the virus. It involves taking a sample, usually from your nose or throat, which is then analyzed in a lab for signs of the virus.
27 services27 patients
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 87428
This test uses a method called immunoassay to identify severe acute respiratory syndrome coronavirus and influenza. It works by detecting specific proteins (antigens) in a sample, like a nasal swab. It's a powerful tool in diagnosing these viral infections.
15 services15 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
13 services13 patients

Hospital Affiliations CMS Care Compare

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

Overlook Medical Center

Acute Care Hospitals · Summit, NJ
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310051
Location99 Beauvoir AvenueSummit, NJ 07901 · Union County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08816 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
$98.09 typical visit price
range $63.84 – $190.92
Typical copayment $24.52 (range $15.96 – $47.73)
Most-billed visit code 99203
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 3

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

NICOLE HENDRIX PA
Physician Assistant
683 ROUTE 18
EAST BRUNSWICK, NJ 08816
Middlesex County (848) 206-0091
SUMMIT MEDICAL GROUP PA
Durable Medical Equipment & Medical Supplies
683 ROUTE 18
EAST BRUNSWICK, NJ 08816
Middlesex County (848) 206-0091
CITY MEDICAL OF NEW JERSEY, PC
Clinic/Center (Urgent Care)
683 ROUTE 18
EAST BRUNSWICK, NJ 08816
Middlesex County (848) 206-0091

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 Adaeze Iwu's NPI number?

The NPI number for Adaeze Iwu is 1639437437. It was assigned to this individual provider in the NPPES registry on April 30, 2012.

Where is Adaeze Iwu located?

Adaeze Iwu practices at 683 Route 18, East Brunswick, NJ 08816. The listed phone number is (848) 206-0091.

What is Adaeze Iwu's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Adaeze Iwu enrolled in Medicare?

Yes. Adaeze Iwu 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.

Which organizations bill Medicare for Adaeze Iwu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Adaeze Iwu reassigns Medicare benefits to 3 organizations: Hackensack Meridian Urgent Care, PC (Freehold, NJ), Union Emergency Medical Associates LLC (Union, NJ) and Prohealth Urgent Care Medicine Of New Jersey LLP (Edgewater, NJ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Adaeze Iwu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Adaeze Iwu affiliated with any hospitals?

According to CMS data, Adaeze Iwu is affiliated with Overlook Medical Center.

When was this NPI record last updated?

The NPPES record for Adaeze Iwu was last updated on April 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.