Isabelle Barrientez, FNP-C
NPI 1437613692 · Family Nurse Practitioner · San Antonio, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isabelle Barrientez, FNP-C is a Family Nurse Practitioner provider in San Antonio, TX (NPI 1437613692).
Provider details
- NPI number
- 1437613692
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- AP140258 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
453 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Testing for Presence of Drug, By Chemistry Analyzers80307 | 221 | $60 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 75 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 54 | $102 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 39 | $133 |
| X-Ray of Lower and Sacral Spine, Minimum of 4 Views72110 | 20 | $41 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 19 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 93 | 50 |
| Tizanidine Hcl | 89 | 37 |
| Cyclobenzaprine Hcl | 75 | 38 |
| Methocarbamol | 43 | 24 |
| Nabumetone | 35 | 15 |
| Gabapentin | 33 | 24 |
| Celecoxib | 24 | — |
| Duloxetine Hcl | 23 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$284 across 10 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
Registry dates
- Enumerated
- 2019-01-22
- Last updated
- 2019-01-22
Frequently asked questions
- What is Isabelle Barrientez's NPI number?
- Isabelle Barrientez's National Provider Identifier (NPI) is 1437613692, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isabelle Barrientez's specialty?
- Isabelle Barrientez is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Isabelle Barrientez located?
- Isabelle Barrientez's practice location on file with NPPES is 8223 Marbach Rd Ste 102, San Antonio, TX 78227-1661.
- What is Isabelle Barrientez's phone number?
- The practice phone number listed in the NPPES registry for Isabelle Barrientez is (210) 664-4739.
- Does Isabelle Barrientez accept Medicare?
- Isabelle Barrientez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isabelle Barrientez's NPI active?
- Yes — Isabelle Barrientez's NPI (1437613692) is active in the NPPES registry as of the last update on 2019-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.