Individual provider Active NPI

Wei Michael Si, MD

  • Anatomic Pathology & Clinical Pathology Physician
  • Irving, TX
National Provider Identifier
1467433532
Registry record updated Jul 21, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anatomic Pathology & Clinical Pathology PhysicianTaxonomy code 207ZP0102X
License
M2103 Issued in TX
Practice address
4770 Regent Blvd
Irving, TX 75063-2445
Phone
(972) 934-4300
NPI assigned
Nov 7, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 21, 2022

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X M2103 TX Primary

Addresses

Primary practice location

4770 Regent Blvd
Irving, TX 75063-2445

Mailing address

14275 Midway Rd Ste 400
Addison, TX 75001-3676
Phone (972) 934-4300

Other identifiers 2

IdentifierTypeStateIssuer
P00241772OtherTXRR MEDICARE
178022301MedicaidTX

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, LA2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20050915001088 TX Practitioner - Pathology 1557394962 Reassigns benefits to 2 organizations
I20250606001403 LA Practitioner - Pathology 1557394962 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pathology
Education
Other, 1991
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Propath Associates PLLCGroup PAC ID 6709844236, 41 clinicians
Austin Pathology AssociatesGroup PAC ID 7012902539, 76 clinicians

Practice addresses (Care Compare)

1355 River Bend Dr
Dallas, TX 75247-4915
Phone (214) 638-2000

1453 E Bert Kouns Industrial Loop
Shreveport, LA 71105-6800
Phone (318) 681-5000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
HHS exclusion list flag
Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
DFW 501a Corporation Anatomic Pathology & Clinical Pathology CurrentSince Sep 5, 2016 Accepting new patients
Austin Pathology Associates Anatomic Pathology & Clinical Pathology CurrentSince Jul 7, 2025 Accepting new patients
DFW 501a Corporation Anatomic Pathology & Clinical Pathology Current Accepting new patients
DFW 501a Corporation Anatomic Pathology & Clinical Pathology CurrentSince Sep 5, 2016 Accepting new patients
Propath Associates, PLLC Anatomic Pathology & Clinical Pathology CurrentSince Jul 1, 2025 Accepting new patients
Austin Pathology Associates Anatomic Pathology & Clinical Pathology CurrentSince Jul 7, 2025 Accepting new patients
Ameripath Lubbock 5.01(a) Corporation Past Accepting new patients
Camino Real Emergency Physicians PLLC Past Accepting new patients
Texas Emergency Room Services PA Past Accepting new patients
Pathologists Bio-Medical Laboratories PLLC Anatomic Pathology & Clinical Pathology Past Accepting new patients

Locations

2531 Viking Dr
Bossier City, LA 71111
Phone (318) 681-7000

1453 E Bert Kouns Industrial Loop
Shreveport, LA 71105
Phone (318) 681-4138

14275 Midway Rd
Ste 400
Addison, TX 75001
Phone (214) 932-8018

3301 Matlock Rd
Arlington, TX 76015
Phone (682) 509-6200

4900 Mueller Blvd
Austin, TX 78723
Phone (512) 324-0165

901 W Ben White Blvd
Austin, TX 78704
Phone (512) 342-2382

1600 Hospital Pkwy
Bedford, TX 76022
Phone (817) 355-7803

1355 River Bend Dr
Dallas, TX 75247
Phone (214) 237-1818

3280 Joe Battle Blvd
El Paso, TX 79938
Phone (915) 577-6000

1625 Medical Center Dr
El Paso, TX 79902
Phone (915) 577-7746

2001 N Oregon St
El Paso, TX 79902
Phone (915) 577-6011

5400 Clearfork Main St
Fort Worth, TX 76109
Phone (817) 433-7000

900 8th Ave
Ft Worth, TX 76104
Phone (817) 336-2100

1401 Pennsylvania Ave
Ft Worth, TX 76104
Phone (817) 250-5630

3101 N Tarrant Pkwy
Ft Worth, TX 76177
Phone (817) 349-4663

2000 Scenic Dr
Georgetown, TX 78626
Phone (512) 863-2117

6800 N MacArthur Blvd
Irving, TX 75039
Phone (972) 969-2000

4500 Medical Center Dr
McKinney, TX 75069
Phone (972) 547-8190

3901 W 15th St
Plano, TX 75075
Phone (972) 519-1115

4401 Booth Calloway Rd
Richland Hls, TX 76180
Phone (817) 255-1000

231 S Collins Rd
Sunnyvale, TX 75182
Phone (972) 203-6240

713 E Anderson St
Weatherford, TX 76086
Phone (682) 582-1000

Organizations & group practices 10

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 5

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1131321600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1658361600000",
    "number": "1467433532",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "14275 MIDWAY RD STE 400",
            "city": "ADDISON",
            "state": "TX",
            "postal_code": "750013676",
            "telephone_number": "972-934-4300",
            "fax_number": "610-271-4245"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4770 REGENT BLVD",
            "city": "IRVING",
            "state": "TX",
            "postal_code": "750632445",
            "telephone_number": "972-934-4300"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SI",
        "first_name": "WEI",
        "middle_name": "MICHAEL",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-07",
        "last_updated": "2022-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "TX",
            "license": "M2103",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P00241772",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "178022301",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Irving, TX

Sources for this page

Verify at the official NPI Registry.