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Nurse Practitioner

Loretta M. Niccola, NP

Sees patients in Mission Viejo, CA · California

Summary

Loretta M. Niccola, NP is a nurse practitioner at 24002 Via Fabricante, Suite 501, Mission Viejo, CA 92691. Phone: (949) 454-8811. Accepts Medicare assignment. NPI 1518895374. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Nurse practitioner
  • Address: 24002 Via Fabricante, Suite 501, Mission Viejo, CA 92691 · Directions
  • Phone: (949) 454‑8811
  • Medicare: Accepts Medicare assignment
  • Group practice: Gateway Rehab and Wellness Center Inc
  • School: graduated 1999
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Loretta M. Niccola, 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 Loretta M. Niccola accept Medicare assignment?
Yes. Medicare's clinician data says Loretta M. Niccola 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 Loretta M. Niccola's NPI number?
1518895374. 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 Loretta M. Niccola is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Loretta M. Niccola as a member of this group (CMS data updated October 2, 2026).

  • Gateway Rehab and Wellness Center Inc8 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, California →

Other nurse practitioners in Mission Viejo

Clinicians with the same Medicare primary specialty in Mission Viejo, CA — not a recommendation.

All nurse practitioners in Mission Viejo →

Other clinicians in Gateway Rehab and Wellness Center Inc

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

Clinician information

CredentialNP
Graduation year1999
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1518895374
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