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

General Surgery

Ekai K. Hsu, MD

Works at hospitals in Mountain View, CA · San Jose, CA · California

Summary

Ekai K. Hsu, MD (General Surgery) is listed by Medicare at 3 hospitals in Mountain View, CA and San Jose, CA. NPI 1912175340. 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 Ekai K. Hsu, 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

General SurgeryPrimary specialty
YesAccepts Medicare assignment
23Years since medical school (graduated 2003)
Tufts University School Of MedicineMedical school
MaleGender (as listed)
County of Santa ClaraGroup practice

Quick answers

Which hospitals does Ekai K. Hsu work at?
Medicare's official clinician data lists Ekai K. Hsu at 3 hospitals: El Camino Health, Good Samaritan Hospital and Santa Clara Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ekai K. Hsu see patients?
Medicare's clinician data lists 3 practice locations, including Los Gatos, CA and San Jose, CA. Call before your visit to confirm the address.
What is Ekai K. Hsu's specialty?
Medicare lists General Surgery as the primary specialty.
Does Ekai K. Hsu accept Medicare assignment?
Yes. Medicare's clinician data says Ekai K. Hsu 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 Ekai K. Hsu?
(831) 298-9127, as listed in official Medicare / NPI Registry data.
What is Ekai K. Hsu's NPI number?
1912175340. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ekai K. Hsu works

Medicare's Facility Affiliation Data lists Ekai K. Hsu 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 Ekai K. Hsu is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Ekai K. Hsu as a member of this group (CMS data updated 2026-10-02).

  • County of Santa Clara1,022 clinicians in the group

Specialties

Find other General Surgery doctors in California →

Other general surgeons in Los Gatos

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

All general surgeons in Los Gatos →

Clinician information

CredentialMD
Medical schoolTufts University School Of Medicine
Graduation year2003
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1912175340
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