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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.

IRVIN XU MD
NPI 1275235483
Internal Medicine - Cardiovascular Disease in Los Angeles, CA

Active since March 21, 2023PECOS Enrolled
4867 W SUNSET BLVD, LOS ANGELES, CA 90027(833) 574-2273 Get Directions Write a Review

NPPES record last updated: September 3, 2026. Verified against the NPPES registry weekly; last sync: September 13, 2026.

Record update history: Sep 3, 2026, Mar 21, 2023 (2 updates tracked since 2023).

About Irvin Xu Md NPPES

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

IRVIN XU MD (NPI 1275235483) is an individual cardiovascular disease provider in Los Angeles, California, licensed in California (A206521) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1275235483
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameIRVIN XUCredential: MD
Location Address4867 W SUNSET BLVDLos Angeles, CA 90027-5969
Mailing Address4867 W Sunset BlvdLos Angeles, CA 90027-5969 · (833) 574-2273
Phone(833) 574-2273
Sole ProprietorNo
Enumeration DateMarch 21, 2023
Last NPPES UpdateSeptember 3, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 3, 2026
✔ NPI 1275235483 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in CA · A206521
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedInternal MedicineTaxonomy 207R00000X · License 206521 (CA)
4867 W SUNSET BLVD, Los Angeles, CA 90027
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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 (PECOS)

Irvin Xu Md 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 90027 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

CHRISELDA MANALO
Nurse Practitioner (Gerontology)
4867 W SUNSET BLVD, 6TH FLOOR - INTENSIVE CARE UNIT
LOS ANGELES, CA 90027
Los Angeles County (323) 783-9644
HEDDY TRAC
Respiratory Therapist, Certified
4867 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (323) 783-8320
DAVID HWANG DO
Internal Medicine (Nephrology)
4867 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (833) 574-2273
SOPHIA ROCHELLE WILSON DNP, CRNA
Nurse Anesthetist, Certified Registered
4867 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (276) 734-1219
MRS. ALEXANDRA FELDMAN
Pharmacist
4867 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (323) 783-8308
ALLISON BRIEL GROSSMAN SLP
Speech-Language Pathologist
4867 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (833) 574-2273
MISS SERENA LI
Pharmacist
4867 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (323) 783-1546
MICHAEL INDUCIL RCP
Respiratory Therapist, Registered
4867 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (323) 783-8320

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 Irvin Xu's NPI number?

The NPI number for Irvin Xu is 1275235483. It was assigned to this individual provider in the NPPES registry on March 21, 2023.

Where is Irvin Xu located?

Irvin Xu practices at 4867 W Sunset Blvd, Los Angeles, CA 90027. The listed phone number is (833) 574-2273.

What is Irvin Xu's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Irvin Xu enrolled in Medicare?

Yes. Irvin Xu is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Irvin Xu was last updated on September 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.