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Nurse Practitioner

Aimee T. Castellon Maestri, NP

Works at hospitals in Metairie, LA · Louisiana

Summary

Aimee T. Castellon Maestri, NP is a nurse practitioner at 4200 Houma Blvd, Metairie, LA 70006. Phone: (504) 503-4000. Accepts Medicare assignment. NPI 1437670783. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

From official Medicare data

This page shows what Medicare's official clinician data says about Aimee T. Castellon Maestri, 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 Aimee T. Castellon Maestri accept Medicare assignment?
Yes. Medicare's clinician data says Aimee T. Castellon Maestri 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.
What is Aimee T. Castellon Maestri's NPI number?
1437670783. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Aimee T. Castellon Maestri works

Medicare's Facility Affiliation Data lists Aimee T. Castellon Maestri 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.

Practice locations

Addresses where Aimee T. Castellon Maestri is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Aimee T. Castellon Maestri as a member of this group (CMS data updated October 2, 2026).

  • Administrators of the Tulane Educational Fund393 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Louisiana →

Other nurse practitioners in Metairie

Clinicians with the same Medicare primary specialty in Metairie, LA — not a recommendation.

All nurse practitioners in Metairie →

Other clinicians in Administrators of the Tulane Educational Fund

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

Clinician information

CredentialNP
Graduation year2017
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1437670783
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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians