WEI MICHAEL SI MD
NPI 1467433532
Pathology - Anatomic Pathology & Clinical Pathology in Irving, TX

Active since November 07, 2005PECOS EnrolledAccepts Medicare Assignment
4770 REGENT BLVD, IRVING, TX 75063(972) 934-4300 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Wei Michael Si Md NPPES

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

WEI MICHAEL SI MD (NPI 1467433532) is an individual anatomic pathology & clinical pathology provider in Irving, Texas, licensed in Texas (M2103) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS, is affiliated with Christus Shreveport-bossier Health System, and is a graduate of Other (1991).

NPPES Registry Identity

NPI1467433532
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameWEI MICHAEL SICredential: MD
Location Address4770 REGENT BLVDIrving, TX 75063-2445
Mailing Address14275 Midway Rd Ste 400Addison, TX 75001-3676 · (972) 934-4300 · Fax (610) 271-4245
Sole ProprietorNo
Medical School CMSOtherGraduated 1991
Enumeration DateNovember 7, 2005
Last NPPES UpdateJuly 21, 2022
NPI 1467433532 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License Licensed in TX · M2103
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
4770 REGENT BLVD, Irving, TX 75063

Other Identifiers 2

OtherP00241772TX · Rr Medicare
Medicaid178022301TX

Accepted Insurance

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

Wei Michael Si 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 ID1557394962
PECOS Enrollment IDI20050915001088, I20250606001403
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.

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Christus Shreveport-Bossier Health System

Acute Care Hospitals · Shreveport, LA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190041
Location1453 E Bert Kouns Industrial LoopShreveport, LA 71105 · Caddo County
Emergency services Birthing friendly

Christus Mother Frances Hospital

Acute Care Hospitals · Tyler, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450102
Location800 East DawsonTyler, TX 75701 · Smith County
Emergency services Birthing friendly

Christus Mother Frances Hospital Sulphur Springs

Acute Care Hospitals · Sulphur Springs, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450236
Location115 Airport RdSulphur Springs, TX 75482 · Hopkins County
Emergency services Birthing friendly

Christus St Michael Health System

Acute Care Hospitals · Texarkana, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number450801
Location2600 St Michael DrTexarkana, TX 75503 · Bowie County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75063 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
$131.01 typical visit price
range $57.18 – $172.86
Typical copayment $32.75 (range $14.29 – $43.21)
Most-billed visit code 99204
Established Patient
$100.80 typical visit price
range $18.48 – $141.20
Typical copayment $25.20 (range $4.62 – $35.30)
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.

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.

Pathology (Anatomic Pathology & Clinical Pathology)
4770 REGENT BLVD
IRVING, TX 75063
Pathology (Anatomic Pathology & Clinical Pathology)
4770 REGENT BLVD
IRVING, TX 75063
Pathology (Anatomic Pathology & Clinical Pathology)
4770 REGENT BLVD
IRVING, TX 75063
Pathology (Anatomic Pathology & Clinical Pathology)
4770 REGENT BLVD
IRVING, TX 75063
Pathology (Anatomic Pathology & Clinical Pathology)
4770 REGENT BLVD
IRVING, TX 75063
Pathology (Anatomic Pathology & Clinical Pathology)
4770 REGENT BLVD
IRVING, TX 75063
Pathology (Anatomic Pathology & Clinical Pathology)
4770 REGENT BLVD
IRVING, TX 75063
Pathology (Anatomic Pathology & Clinical Pathology)
4770 REGENT BLVD
IRVING, TX 75063

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 Wei Si's NPI number?

The NPI number for Wei Si is 1467433532. It was assigned to this individual provider in the NPPES registry on November 7, 2005.

Where is Wei Si located?

Wei Si practices at 4770 Regent Blvd, Irving, TX 75063. The listed phone number is (972) 934-4300.

What is Wei Si's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Wei Si enrolled in Medicare?

Yes. Wei Si is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Wei Si accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Wei Si as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Wei Si affiliated with any hospitals?

According to CMS data, Wei Si is affiliated with Christus Shreveport-Bossier Health System, Christus Mother Frances Hospital, Christus Mother Frances Hospital Sulphur Springs and Christus St Michael Health System.

When was this NPI record last updated?

The NPPES record for Wei Si was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.