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

Nurse Practitioner

John S. Allieu Sr., NP

Sees patients in Los Banos, CA · California

Summary

John S. Allieu Sr., NP (Nurse Practitioner) is enrolled with Medicare at 2 practice locations in Los Banos, CA. NPI 1033718580. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about John S. Allieu Sr., joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Nurse PractitionerPrimary specialty
May acceptAccepts Medicare assignment
6Years since medical school (graduated 2020)
Rush Medical College Of Rush UniversityMedical school
MaleGender (as listed)

Quick answers

Where does John S. Allieu Sr. see patients?
Medicare's clinician data lists 2 practice locations, including Los Banos, CA. Call before your visit to confirm the address.
What is John S. Allieu Sr.'s specialty?
Medicare lists Nurse Practitioner as the primary specialty.
Does John S. Allieu Sr. accept Medicare assignment?
Medicare's clinician data says John S. Allieu Sr. may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is John S. Allieu Sr.'s NPI number?
1033718580. 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 John S. Allieu Sr. is enrolled with Medicare (CMS data updated 2026-10-02).

  • 2672 Merganser CtLos Banos, CA 93635
  • 40 W G St, Bldg 2Los Banos, CA 93635

Specialties

Find other clinicians: Nurse Practitioner, California →

Other nurse practitioners in Los Banos

Clinicians with the same Medicare primary specialty in Los Banos, CA — not a recommendation.

All nurse practitioners in Los Banos →

Clinician information

CredentialNP
Medical schoolRush Medical College Of Rush University
Graduation year2020
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1033718580
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 2026-10-02, retrieved 2026-10-29
  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