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Infectious Disease

Andrea Polesky, MD

Sees patients in San Ysidro, CA · California

Summary

Dr. Andrea Polesky, MD is an infectious disease doctor at 4004 Beyer Blvd, San Ysidro, CA 92173. Phone: (619) 428-4463. Accepts Medicare assignment. NPI 1063517365. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Infectious disease doctor (Medicare lists Infectious Disease)
  • Address: 4004 Beyer Blvd, San Ysidro, CA 92173 · Directions
  • Phone: (619) 428‑4463
  • Medicare: Accepts Medicare assignment
  • Group practice: Centro de Salud de la Comunidad de San Ysidro, Inc.
  • Medical school: Yale University School Of Medicine · graduated 1991 (35 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Andrea Polesky, 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 Andrea Polesky accept Medicare assignment?
Yes. Medicare's clinician data says Andrea Polesky 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 Andrea Polesky's NPI number?
1063517365. 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 Andrea Polesky is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Andrea Polesky 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 Infectious Disease doctors in California →

Other infectious disease doctors in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All infectious disease doctors in California →

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 schoolYale University School Of Medicine
Graduation year1991 (35 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1063517365
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