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Pediatric Medicine

Rosita D. Sandiego, MD

Sees patients in Lancaster, CA · California

Summary

Dr. Rosita D. Sandiego, MD is a pediatrician at 335 E Ave, K6 Suite B, Lancaster, CA 93535. Phone: (661) 723-4526. Accepts Medicare assignment. NPI 1467652602. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 335 E Ave, K6 Suite B, Lancaster, CA 93535 · Directions
  • Phone: (661) 723‑4526
  • Medicare: Accepts Medicare assignment
  • Group practice: Los Angeles County Department of Public Health
  • Medical school: graduated 1984 (42 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Rosita D. Sandiego, 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 Rosita D. Sandiego accept Medicare assignment?
Yes. Medicare's clinician data says Rosita D. Sandiego 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 Rosita D. Sandiego's NPI number?
1467652602. 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 Rosita D. Sandiego is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Rosita D. Sandiego as a member of this group (CMS data updated October 2, 2026).

  • Los Angeles County Department of Public Health40 clinicians in the group

Specialties

Find other Pediatric Medicine doctors in California →

Other pediatricians in Lancaster

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

All pediatricians in Lancaster →

Other clinicians in Los Angeles County Department of Public Health

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

Clinician information

CredentialMD
Graduation year1984 (42 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1467652602
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