NPI age
19 years
Enumerated 2006-09-07
● Active
Type 1 · Individual
Martha J Barker, RN LCSW
Barker is 1 of 310 social worker providers in San Antonio and 1 of 3645 in Texas.
Primary specialty
Social Worker
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2009-09-10
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
1
In the 10% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-09Enumerated in NPPES
2006
2026
Where they practice
Practice location
16019 Via Shavano, Shavano Commons
San Antonio, TX 78249
Mailing address
16019 Via Shavano, Shavano Commons
San Antonio, TX 78249
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...
-
Registered NurseDefinition to come...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 119764203 |
Practice context
Part of a multi-provider practice. 9 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 →
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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.