NPI age
19 years
Enumerated 2006-09-29
● Active
Type 1 · Individual
Margaret Antonia Maestas, MSW
Maestas is 1 of 310 social worker providers in San Antonio and 1 of 3645 in Texas.
Primary specialty
Social Worker
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2007-07-08
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 3645 active social worker providers in Texas.
NPI age
19 years
↑ 14 yr above median (5 yr)
State licenses
1 state
2% of peers hold multiple states
Subspecialties
0
10% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-09Enumerated in NPPES
2006
2026
Where they practice
Practice location
7400 Merton Minter Blvd
San Antonio, TX 78229
Mailing address
9222 Blockade Drive
San Antonio, TX 78240
Specialties
-
Social Worker PrimaryA social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and...
Practice context
Part of a multi-provider practice. 60 other active providers share this practice address in NPPES.
Recently enumerated nearby: 11 new social worker providers have been added in San Antonio in the last 180 days.
See all →
Provyx · Custom healthcare lists
Need all 3645 Social Worker providers in Texas?
Provyx verifies the list to your scope. Business emails and direct lines are looked up at delivery, validated, and not stored.
Request a quote →How to verify this provider
- 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.