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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TAI YU CHEN
NPI 1134895345
Nurse Practitioner - Family in Los Angeles, CA

Active since August 18, 2021PECOS Enrolled
85.18/100
CMS Quality Rating
1200 N STATE ST, LOS ANGELES, CA 90089(323) 409-3000 Get Directions Write a Review

NPPES record last updated: July 12, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 12, 2026, Dec 16, 2021, Sep 17, 2021 and 1 more (4 updates tracked since 2021).

About Tai Yu Chen NPPES

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

TAI YU CHEN (NPI 1134895345) is an individual family provider in Los Angeles, California, licensed in California (95017826) and active in the NPI registry since August 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1134895345
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameTAI YU CHEN
Location Address1200 N STATE STLos Angeles, CA 90089-1001
Mailing AddressPo Box 4021El Monte, CA 91734-0021
Phone(323) 409-3000
Sole ProprietorNo
Enumeration DateAugust 18, 2021
Last NPPES UpdateJuly 12, 20264 updates tracked since enumeration
NPPES CertifiedJuly 12, 2026
✔ NPI 1134895345 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 95017826
1200 N STATE ST, Los Angeles, CA 90089
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tai Yu Chen is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 90089 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

85.18/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality71.81
Promoting Interoperability82
Improvement Activities40
Cost64.54

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. EISHA ANNE CHRISTIAN MD
Neurological Surgery
1200 N STATE ST, SUITE 3300
LOS ANGELES, CA 90089
Los Angeles County (323) 226-7421
LAURA MARIA VELEZ TURIZO MD
Student in an Organized Health Care Education/Training Program
1200 N STATE ST
LOS ANGELES, CA 90089
Los Angeles County (323) 409-7053
DR. CASSIDY BENDER MD
Student in an Organized Health Care Education/Training Program
1200 N STATE ST
LOS ANGELES, CA 90089
Los Angeles County (626) 825-4601
ARGEREY STAPAKIS
Student in an Organized Health Care Education/Training Program
1200 N STATE ST
LOS ANGELES, CA 90089
Los Angeles County (323) 409-5707
ANH-THO ANTOINETTE THI NGUYEN
Student in an Organized Health Care Education/Training Program
1200 N STATE ST
LOS ANGELES, CA 90089
Los Angeles County (714) 309-6525
JESSICA HONG
Student in an Organized Health Care Education/Training Program
1200 N STATE ST, CT-A7D
LOS ANGELES, CA 90089
Los Angeles County (323) 226-7556
JOOYEON KIM
Student in an Organized Health Care Education/Training Program
1200 N STATE ST
LOS ANGELES, CA 90089
Los Angeles County (323) 341-3128
MELISSA GRACE MYO MD
Obstetrics & Gynecology
1200 N STATE ST
LOS ANGELES, CA 90089
Los Angeles County (323) 409-6240

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tai Yu Chen's NPI number?

The NPI number for Tai Yu Chen is 1134895345. It was assigned to this individual provider in the NPPES registry on August 18, 2021.

Where is Tai Yu Chen located?

Tai Yu Chen practices at 1200 N State St, Los Angeles, CA 90089. The listed phone number is (323) 409-3000.

What is Tai Yu Chen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Tai Yu Chen enrolled in Medicare?

Yes. Tai Yu Chen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Tai Yu Chen was last updated on July 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.