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Nurse Practitioner

Toni-Marie Pernick

Works at hospitals in Manhasset, NY · New York

Summary

Toni-Marie Pernick is a nurse practitioner at 891 Northern Blvd, Suite 203, Great Neck, NY 11021. Phone: (516) 775-7555. Accepts Medicare assignment. In 2024, Toni-Marie Pernick had 166 Original Medicare patients and 355 services. NPI 1972122356. 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.

  • Specialty: Nurse practitioner
  • Address: 891 Northern Blvd, Suite 203, Great Neck, NY 11021 · Directions
  • Phone: (516) 775‑7555
  • Medicare: Accepts Medicare assignment
  • Hospital: North Shore University Hospital
  • Group practice: Long Island Kidney and Hypertension PC
  • School: graduated 2017
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Toni-Marie Pernick, 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 Toni-Marie Pernick accept Medicare assignment?
Yes. Medicare's clinician data says Toni-Marie Pernick 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 Toni-Marie Pernick see?
In 2024, CMS data shows 166 Original Medicare patients and 355 services for Toni-Marie Pernick. This counts Original Medicare only and measures volume, not quality.
What is Toni-Marie Pernick's NPI number?
1972122356. 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 Toni-Marie Pernick, 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 patients166
Services billed to Medicare355
Different services or procedures3
Participating Medicare providerYes
Average age of these patients81

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)322 services
  2. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)31 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%
  • Ischemic heart disease75%
  • Chronic kidney disease75%
  • Heart failure69%
  • Arthritis67%

Hospitals where Toni-Marie Pernick works

Medicare's Facility Affiliation Data lists Toni-Marie Pernick 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.

  • North Shore University HospitalManhasset, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330106

Practice locations

Addresses where Toni-Marie Pernick is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Toni-Marie Pernick as a member of this group (CMS data updated October 2, 2026).

  • Long Island Kidney and Hypertension PC2 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, New York →

Other nurse practitioners in Great Neck

Clinicians with the same Medicare primary specialty in Great Neck, NY — not a recommendation.

All nurse practitioners in Great Neck →

Other clinicians in Long Island Kidney and Hypertension PC

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

Clinician information

Graduation year2017
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1972122356
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