Individual provider Active NPI

William Baldwin Squiers, MD

  • Pediatrics Physician
  • Dallas, TX
National Provider Identifier
1245817634
Registry record updated Dec 31, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
V1271 Issued in TX
Practice address
1935 Medical District Dr
Dallas, TX 75235-7701
Phone
(844) 424-4537
NPI assigned
Mar 24, 2021
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Dec 31, 2024

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 208000000X 6928 MD
Student in an Organized Health Care Education/Training ProgramGroup: 193400000X SINGLE SPECIALTY GROUP 390200000X 6928 MD
Pediatrics Physician 208000000X V1271 TX Primary

Addresses

Primary practice location

1935 Medical District Dr
Dallas, TX 75235-7701

Mailing address

600 N Wolfe St
Baltimore, MD 21287-0005
Phone (410) 955-2727

Other practice location 1

600 N Wolfe St
Baltimore, MD 21287-0005
Phone (410) 955-2727

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
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 1

Enrollment IDStateProvider typePAC IDDetails
I20260106001210 TX Practitioner - Pediatric Medicine 0143716597 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pediatric Medicine
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University of Texas Southwestern Medical Center at DallasGroup PAC ID 0648188250, 3,156 clinicians

Practice addresses (Care Compare)

1935 Medical District Dr
Dallas, TX 75235-7701
Phone (844) 424-4537

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
6928MDMDPediatrics Physician
V1271TXMDPediatrics Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Texas Southwestern Medical Center at Dallas CurrentSince Oct 24, 2025 Accepting new patients
The University of Texas Southwestern Medical Center at Dallas CurrentSince Oct 24, 2025 Accepting new patients
Children'S Health System of Texas Single Specialty Past Accepting new patients
University of Texas Southwestern Medical Center at Dallas Past Accepting new patients

Locations

1935 Medical District Dr
Unit A
Dallas, TX 75235

2222 Welborn St
Dallas, TX 75219
Phone (214) 559-5000

1935 Medical District Dr
Dallas, TX 75235
Phone (214) 456-2735

Interoperability endpoints

  • Direct secure messaging: william.squires.p1@direct.bmsi.nextgenshare.com

Organizations & group practices 5

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.

NPI Registry JSON

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

{
    "created_epoch": "1616544000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1735603200000",
    "number": "1245817634",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "600 N WOLFE ST",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212870005",
            "telephone_number": "410-955-2727"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1935 MEDICAL DISTRICT DR",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752357701",
            "telephone_number": "844-424-4537"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "600 N Wolfe St",
            "address_purpose": "LOCATION",
            "city": "Baltimore",
            "state": "MD",
            "postal_code": "212870005",
            "country_code": "US",
            "telephone_number": "410-955-2727",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SQUIERS",
        "first_name": "WILLIAM",
        "middle_name": "BALDWIN",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-03-24",
        "last_updated": "2024-12-31",
        "certification_date": "2024-12-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Pediatrics",
            "state": "MD",
            "license": "6928",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "MD",
            "license": "6928",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "TX",
            "license": "V1271",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Dallas, TX

Sources for this page

Verify at the official NPI Registry.