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Family Practice

Kelley J. De Leeuw, MD

Sees patients in Chula Vista, CA · San Diego, CA · San Ysidro, CA … · California

Summary

Dr. Kelley J. De Leeuw, MD is a family doctor at 1637 3rd Ave, Suite B, Chula Vista, CA 91911. Phone: (619) 662-4100. Accepts Medicare assignment. NPI 1720395361. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 1637 3rd Ave, Suite B, Chula Vista, CA 91911 · Directions (6 more locations)
  • Phone: (619) 662‑4100
  • Medicare: Accepts Medicare assignment
  • Group practice: Centro de Salud de la Comunidad de San Ysidro, Inc.
  • Medical school: Ponce School Of Medicine · graduated 2009 (17 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Kelley J. De Leeuw, 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 Kelley J. De Leeuw accept Medicare assignment?
Yes. Medicare's clinician data says Kelley J. De Leeuw 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 Kelley J. De Leeuw's NPI number?
1720395361. 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 Kelley J. De Leeuw is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.

Group practices

Medicare enrollment lists Kelley J. De Leeuw as a member of this group (CMS data updated October 2, 2026).

  • Centro de Salud de la Comunidad de San Ysidro, Inc.297 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Chula Vista

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

All family doctors in Chula Vista →

Other clinicians in Centro de Salud de la Comunidad de San Ysidro, Inc.

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

Clinician information

CredentialMD
Medical schoolPonce School Of Medicine
Graduation year2009 (17 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1720395361
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