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Gastroenterology

Chung-Jyi Tsai, MD

Works at hospitals in Loma Linda, CA · Moreno Valley, CA · California

Summary

Dr. Chung-Jyi Tsai, MD is a gastroenterologist at 11234 Anderson St, Loma Linda, CA 92354. Phone: (909) 382-7100. Accepts Medicare assignment. NPI 1871507343. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

From official Medicare data

This page shows what Medicare's official clinician data says about Chung-Jyi Tsai, 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 Chung-Jyi Tsai accept Medicare assignment?
Yes. Medicare's clinician data says Chung-Jyi Tsai 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 Chung-Jyi Tsai's NPI number?
1871507343. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Chung-Jyi Tsai works

Medicare's Facility Affiliation Data lists Chung-Jyi Tsai at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Chung-Jyi Tsai is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.

Group practices

Medicare enrollment lists Chung-Jyi Tsai as a member of these groups (CMS data updated October 2, 2026).

  • Faculty Physicians and Surgeons of Llusm1,315 clinicians in the group
  • Sac Health System227 clinicians in the group

Specialties

Find other Gastroenterology doctors in California →

Other gastroenterologists in Loma Linda

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

All gastroenterologists in Loma Linda →

Other clinicians in Faculty Physicians and Surgeons of Llusm

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

Clinician information

CredentialMD
Graduation year1984 (42 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1871507343
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians