Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Pathology

Oscar Silva, MD

Works at hospitals in Santa Cruz, CA · Stanford, CA · Pleasanton, CA · California

Summary

Oscar Silva, MD (Pathology) is listed by Medicare at 3 hospitals in Santa Cruz, CA, Stanford, CA and Pleasanton, CA. NPI 1396131140. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Oscar Silva, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

PathologyPrimary specialty
YesAccepts Medicare assignment
11Years since medical school (graduated 2015)
University Of California, Geffen School Of MedicineMedical school
MaleGender (as listed)
Stanford Health CareGroup practice

Quick answers

Which hospitals does Oscar Silva work at?
Medicare's official clinician data lists Oscar Silva at 3 hospitals: Dominican Hospital, Stanford Health Care and Stanford Health Care Tri-Valley. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Oscar Silva see patients?
Medicare's clinician data lists 2 practice locations, including Stanford, CA and Pleasanton, CA. Call before your visit to confirm the address.
What is Oscar Silva's specialty?
Medicare lists Pathology as the primary specialty.
Does Oscar Silva accept Medicare assignment?
Yes. Medicare's clinician data says Oscar Silva accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Oscar Silva?
(650) 723-4000, as listed in official Medicare / NPI Registry data.
What is Oscar Silva's NPI number?
1396131140. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Oscar Silva works

Medicare's Facility Affiliation Data lists Oscar Silva at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Oscar Silva is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Oscar Silva as a member of this group (CMS data updated 2026-10-02).

  • Stanford Health Care3,122 clinicians in the group

Specialties

Find other Pathology doctors in California →

Other pathologists in Stanford

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

All pathologists in Stanford →

Clinician information

CredentialMD
Medical schoolUniversity Of California, Geffen School Of Medicine
Graduation year2015
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1396131140
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians