CHUNG-JYI TSAI MD
NPI 1871507343
Internal Medicine - Gastroenterology in Loma Linda, CA

Q: What is Chung-jyi Tsai's NPI number?

The NPI number for Chung-jyi Tsai is 1871507343. It was assigned to this individual provider in the NPPES registry on July 28, 2006.

Q: What is Chung-jyi Tsai's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Chung-jyi Tsai was last updated on February 4, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since July 28, 2006PECOS EnrolledAccepts Medicare Assignment

11234 ANDERSON ST, LOMA LINDA, CA 92350(909) 558-4905 Get Directions Write a Review

NPPES record last updated: February 4, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Feb 4, 2026, Jul 9, 2020 (2 updates tracked since 2020).

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About Chung-jyi Tsai Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CHUNG-JYI TSAI MD (NPI 1871507343) is an individual gastroenterology provider in Loma Linda, California, licensed in California (C150072) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1984).

NPPES Registry Identity

NPI1871507343

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameCHUNG-JYI TSAICredential: MD

Location Address11234 ANDERSON STLoma Linda, CA 92350-1716

Mailing Address11234 Anderson StLoma Linda, CA 92350-1716 · (909) 558-4905

Phone(909) 558-4905

Sole ProprietorYes

Medical School CMSOtherGraduated 1984

Enumeration DateJuly 28, 2006

Last NPPES UpdateFebruary 4, 20262 updates tracked since enumeration

NPPES CertifiedFebruary 4, 2026

✔ NPI 1871507343 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in CA · C150072✔ Licensed in OH · 095719

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

11234 ANDERSON ST, Loma Linda, CA 92350

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Chung-jyi Tsai Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9234102344

PECOS Enrollment IDI20260204004482

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92350 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$136.04 typical visit price

range $59.60 – $179.42

Typical copayment $34.01 (range $14.90 – $44.85)

Most-billed visit code 99204

Established Patient

$104.64 typical visit price

range $19.37 – $146.42

Typical copayment $26.16 (range $4.84 – $36.60)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Closing the Referral Loop: Receipt of Specialist Report

Percentage of patients with referrals, regardless of age, for which the referring provider receives a report from the provider to whom the patient was referred

21%24 patients1/55-star benchmark: 95%

Colorectal Cancer Screening

Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer

14%49 patients1/55-star benchmark: 85%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

27%112 patients2/55-star benchmark: 97%

Use of High-Risk Medications in the Elderly

Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication.

Lower rates are better for this measure.

Patients 2+: 0% · 35 patients

0%35 patients5/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. THUCAN TIMOTHY BUI DO

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