NPI age
19 years
Enumerated 2007-02-13
● Active
Type 1 · Individual
MS. Barbara A O'Brien, M.A.
O'Brien is 1 of 1704 counselor providers in Austin and 1 of 23131 in Texas.
Primary specialty
Counselor
Plus 1 subspecialty
Licensed in
TX, AZ
2 states
Status
Active
No deactivations on record
Last NPPES update
2021-04-14
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 23131 active counselor providers in Texas.
NPI age
19 years
↑ 12 yr above median (7 yr)
State licenses
2 states
Top 97% — 2% of peers are multi-state
Subspecialties
0
20% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-02Enumerated in NPPES
2007
2026
Where they practice
Practice location
6626 Silvermine Dr Ste 700
Austin, TX 787361788
Mailing address
10308 Grizzly Oak Dr
Austin, TX 787483977
Specialties
-
Counselor PrimaryDefinition to come...
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
Recently enumerated nearby: 29 new counselor providers have been added in Austin 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.