P Praxis·MD
● Active Type 1 · Individual

Shirley A. Williams, M.D.

Internal Medicine·Flower Mound, TX· NPI 1346298304 · Enumerated 2006 · 20 years on NPI
Williams is 1 of 7 internal medicine providers in Flower Mound and 1 of 2301 in Texas.
NPI age
20 years
Enumerated 2006-05-04
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2023-07-27
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org

How this provider compares

Across 2301 active internal medicine providers in Texas.

NPI age
20 years
≈ at median (19 yr)
State licenses
1 state
11% of peers hold multiple states
Subspecialties
0
37% of peers hold subspecialties

NPI lifetime · 2006 → 2026

2006-05Enumerated in NPPES
2006 2026

Where they practice

Practice location
1000 Flower Mound Rd
Flower Mound, TX 750283401
📞 9724341988
Mailing address
614 S Edmonds Ln Ste 101
Lewisville, TX 750673624
📞 9724341988fax 9724360351

Additional practice locations

1 secondary location on file with NPPES.

Location 2
614 S Edmonds Ln Ste 101
Lewisville, TX 750673624
📞 9724341988fax 9724360351

Specialties

  • Internal Medicine Primary
    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.
    TX license #G7379 taxonomy 207RC0000X

Identifiers

TypeValueNotes
05 (TX) 045220301
01 (TX) 86T916 BCBS
01 (TX) 060036733 RAILROAD MEDICARE

Practice context

Part of a multi-provider practice. 2 other active providers share this practice address in NPPES.

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How to verify this provider

  1. Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
  2. Check the state license is currently active.State licensing boards publish current status; NPPES does not.
  3. Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.

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