NPI age
19 years
Enumerated 2006-07-31
● Active
Type 1 · Individual
MRS. Kathleen Anne O'Brien, ANP-C, FNP-C, GNP-C
O'Brien is 1 of 5 nurse practitioner providers in Horseshoe Bay and 1 of 22123 in Texas.
Primary specialty
Nurse Practitioner
Plus 2 subspecialties
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-12-04
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 22123 active nurse practitioner providers in Texas.
NPI age
19 years
↑ 12 yr above median (7 yr)
State licenses
1 state
5% of peers hold multiple states
Subspecialties
2
In the 23% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-07Enumerated in NPPES
2006
2026
Where they practice
Practice location
100 Pecan Crossing Dr
Horseshoe Bay, TX 786576097
Mailing address
Po Box 844658
Dallas, TX 752844658
Additional practice locations
1 secondary location on file with NPPES.
Location 2
13107 Lima Dr
Houston, TX 770991126
Specialties
-
Nurse Practitioner PrimaryDefinition to come...
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Nurse PractitionerDefinition to come...
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Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | P085N6092 |
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.
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