NPI age
19 years
Enumerated 2007-05-23
● Active
Type 1 · Individual
Barbara G. Williamson, M.A., LCSW
Williamson is 1 of 35 social worker providers in Rockwall and 1 of 12911 in Texas.
Primary specialty
Social Worker
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2011-04-22
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 12911 active social worker providers in Texas.
NPI age
19 years
↑ 12 yr above median (7 yr)
State licenses
1 state
7% of peers hold multiple states
Subspecialties
0
19% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-05Enumerated in NPPES
2007
2026
Where they practice
Practice location
935 W Ralph Hall Pkwy, Suite 105
Rockwall, TX 750328701
Mailing address
Po Box 260331
Plano, TX 750260331
Specialties
-
Social Worker PrimaryA social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 124175405 | |
| 05 (TX) | 124175406 |
Practice context
Part of a multi-provider practice. 7 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.