Kathleen O'Brien, ANP-C, FNP-C, GNP-C
NPI 1225044407 · Family Nurse Practitioner · Horseshoe Bay, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathleen O'Brien, ANP-C, FNP-C, GNP-C is a Family Nurse Practitioner provider in Horseshoe Bay, TX (NPI 1225044407).
Provider details
- NPI number
- 1225044407
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ANP-C, FNP-C, GNP-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- AP110316 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$42 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 13107 Lima DrHouston, TX 77099-1126Phone: (281) 498-3313
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2025-12-04
- Certified
- 2025-12-04
Frequently asked questions
- What is Kathleen O'Brien's NPI number?
- Kathleen O'Brien's National Provider Identifier (NPI) is 1225044407, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen O'Brien's specialty?
- Kathleen O'Brien is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kathleen O'Brien located?
- Kathleen O'Brien's practice location on file with NPPES is 100 Pecan Crossing Dr, Horseshoe Bay, TX 78657-6097.
- What is Kathleen O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Kathleen O'Brien is (830) 596-6900.
- Does Kathleen O'Brien accept Medicare?
- Kathleen O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathleen O'Brien's NPI active?
- Yes — Kathleen O'Brien's NPI (1225044407) is active in the NPPES registry as of the last update on 2025-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.