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Critical Care (Intensivists)

Sandrijn M. Van Schaik, MD

Sees patients in San Francisco, CA · California

Summary

Dr. Sandrijn M. Van Schaik, MD is a critical care doctor at 1975 4th St, San Francisco, CA 94143. Phone: (415) 476-1000. Accepts Medicare assignment. NPI 1255360236. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Critical care doctor (Medicare lists Critical Care (Intensivists))
  • Address: 1975 4th St, San Francisco, CA 94143 · Directions
  • Phone: (415) 476‑1000
  • Medicare: Accepts Medicare assignment
  • Group practice: UCSF Pediatrics Associates
  • Medical school: graduated 1993 (33 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Sandrijn M. Van Schaik, 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 Sandrijn M. Van Schaik accept Medicare assignment?
Yes. Medicare's clinician data says Sandrijn M. Van Schaik 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 Sandrijn M. Van Schaik's NPI number?
1255360236. 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 Sandrijn M. Van Schaik is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sandrijn M. Van Schaik as a member of this group (CMS data updated October 2, 2026).

  • UCSF Pediatrics Associates92 clinicians in the group

Specialties

Find other Critical Care (Intensivists) doctors in California →

Other critical care doctors in San Francisco

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

All critical care doctors in San Francisco →

Other clinicians in UCSF Pediatrics Associates

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

Clinician information

CredentialMD
Graduation year1993 (33 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1255360236
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