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Internal Medicine

Liz D. Diaz-Querol, MD

Sees patients in Oxnard, CA · Ventura, CA · California

Summary

Dr. Liz D. Diaz-Querol, MD is an internal medicine doctor at 2200 E Gonzales Rd, Oxnard, CA 93036. Phone: (805) 988-8100. Accepts Medicare assignment. NPI 1184962565. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 2200 E Gonzales Rd, Oxnard, CA 93036 · Directions (2 more locations)
  • Phone: (805) 988‑8100
  • Medicare: Accepts Medicare assignment
  • Group practice: Southern California Permanente Medical Group
  • Medical school: graduated 2001 (25 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Liz D. Diaz-Querol, 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 Liz D. Diaz-Querol accept Medicare assignment?
Yes. Medicare's clinician data says Liz D. Diaz-Querol 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 Liz D. Diaz-Querol's NPI number?
1184962565. 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 Liz D. Diaz-Querol is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Liz D. Diaz-Querol as a member of this group (CMS data updated October 2, 2026).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Oxnard

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

All internal medicine doctors in Oxnard →

Other clinicians in Southern California Permanente Medical Group

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

Clinician information

CredentialMD
Graduation year2001 (25 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1184962565
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