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Nurse Practitioner

Natalie Giannantonio, NP

Works at hospitals in Edison, NJ · Brick, NJ · New Jersey

Summary

Natalie Giannantonio, NP is a nurse practitioner at 425 Jack Martin Blvd, Brick, NJ 08724. Phone: (732) 268-8470. Accepts Medicare assignment. In 2024, Natalie Giannantonio had 277 Original Medicare patients and 497 services. NPI 1407325947. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Natalie Giannantonio, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Natalie Giannantonio accept Medicare assignment?
Yes. Medicare's clinician data says Natalie Giannantonio accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Natalie Giannantonio see?
In 2024, CMS data shows 277 Original Medicare patients and 497 services for Natalie Giannantonio. This counts Original Medicare only and measures volume, not quality.
What is Natalie Giannantonio's NPI number?
1407325947. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Natalie Giannantonio, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients277
Services billed to Medicare497
Different services or procedures15
Participating Medicare providerYes
Average age of these patients81

Most frequent services

  1. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)185 services
  2. Advance care planning, first 30 minutes (99497)147 services
  3. Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more (99306)43 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)27 services
  5. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)21 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Heart failure69%
  • Arthritis64%
  • Ischemic heart disease64%
  • Chronic kidney disease64%

Hospitals where Natalie Giannantonio works

Medicare's Facility Affiliation Data lists Natalie Giannantonio at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • JFK University Medical CenterEdison, NJ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 310108
  • Ocean Medical CenterBrick, NJ · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 310052

Practice locations

Addresses where Natalie Giannantonio is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Natalie Giannantonio as a member of this group (CMS data updated October 2, 2026).

  • Hackensack Meridian Health Medical Group - Specialty Care PC1,922 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, New Jersey →

Other nurse practitioners in Brick

Clinicians with the same Medicare primary specialty in Brick, NJ — not a recommendation.

All nurse practitioners in Brick →

Other clinicians in Hackensack Meridian Health Medical Group - Specialty Care PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialNP
Graduation year2018
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1407325947
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians