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Physical Medicine and Rehabilitation

Vince Z. Si, MD

Sees patients in Redwood City, CA · California

Summary

Dr. Vince Z. Si, MD is a rehabilitation doctor at 1400 Veterans Blvd, Redwood City, CA 94063. Phone: (650) 299-2000. Accepts Medicare assignment. NPI 1376806406. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Rehabilitation doctor (Medicare lists Physical Medicine and Rehabilitation)
  • Address: 1400 Veterans Blvd, Redwood City, CA 94063 · Directions
  • Phone: (650) 299‑2000
  • Medicare: Accepts Medicare assignment
  • Group practice: Permanente Medical Group Inc
  • Medical school: State University Of New York Downstate Medical Center · graduated 2012 (14 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Vince Z. Si, 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 Vince Z. Si accept Medicare assignment?
Yes. Medicare's clinician data says Vince Z. Si 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 Vince Z. Si's NPI number?
1376806406. 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 Vince Z. Si is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Vince Z. Si as a member of this group (CMS data updated October 2, 2026).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Physical Medicine and Rehabilitation doctors in California →

Other rehabilitation doctors in Redwood City

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

All rehabilitation doctors in Redwood City →

Other clinicians in Permanente Medical Group Inc

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

Clinician information

CredentialMD
Medical schoolState University Of New York Downstate Medical Center
Graduation year2012 (14 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1376806406
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