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Allergy/Immunology

Theodore J. Chu, MD

Works at hospitals in San Jose, CA · California

Summary

Theodore J. Chu, MD (Allergy/Immunology) is listed by Medicare at 1 hospital in San Jose, CA. NPI 1194765123. 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 Theodore J. Chu, 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

Allergy/ImmunologyPrimary specialty
YesAccepts Medicare assignment
63Years since medical school (graduated 1963)
Yale University School Of MedicineMedical school
MaleGender (as listed)
Jiva Health IncGroup practice

Quick answers

Which hospitals does Theodore J. Chu work at?
Medicare's official clinician data lists Theodore J. Chu at 1 hospital: Santa Clara Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Theodore J. Chu see patients?
Medicare's clinician data lists 2 practice locations, including San Jose, CA and Pleasanton, CA. Call before your visit to confirm the address.
What is Theodore J. Chu's specialty?
Medicare lists Allergy/Immunology as the primary specialty, and also Internal Medicine.
Does Theodore J. Chu accept Medicare assignment?
Yes. Medicare's clinician data says Theodore J. Chu 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 Theodore J. Chu?
(408) 816-8923, as listed in official Medicare / NPI Registry data.
What is Theodore J. Chu's NPI number?
1194765123. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Theodore J. Chu works

Medicare's Facility Affiliation Data lists Theodore J. Chu 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 Theodore J. Chu is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Theodore J. Chu as a member of this group (CMS data updated 2026-10-02).

  • Jiva Health Inc51 clinicians in the group

Specialties

Find other Allergy/Immunology doctors in California →

Other allergist and immunologists in San Jose

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

All allergist and immunologists in San Jose →

Clinician information

CredentialMD
Medical schoolYale University School Of Medicine
Graduation year1963
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1194765123
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