Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Optometry

Katie A. Nguyen, OD

Sees patients in Mandeville, LA · Louisiana

Summary

Dr. Katie A. Nguyen, OD is an optometrist at 4840 Hwy 22, Apt 2 212, Mandeville, LA 70471. May accept Medicare assignment. NPI 1033005921. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Optometrist (Medicare lists Optometry)
  • Address: 4840 Hwy 22, Apt 2 212, Mandeville, LA 70471 · Directions
  • Medicare: May accept Medicare assignment
  • Optometry school: University Of Houston - College Of Optometry · graduated 2025 (1 years since optometry school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Katie A. Nguyen, 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 Katie A. Nguyen accept Medicare assignment?
Medicare's clinician data says Katie A. Nguyen may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Katie A. Nguyen's NPI number?
1033005921. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Katie A. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).

  • 4840 Hwy 22, Apt 2 212Mandeville, LA 70471

Specialties

Find other clinicians: Optometry, Louisiana →

Other optometrists in Mandeville

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

All optometrists in Mandeville →

Clinician information

CredentialOD
Optometry schoolUniversity Of Houston - College Of Optometry
Graduation year2025 (1 years since optometry school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1033005921
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians