Alexandra Castorena Villarreal, PNP
Pediatric Nurse Practitioner · San Antonio, TX
Alexandra Castorena Villarreal, PNP is a pediatric nurse practitioner with a practice address in San Antonio, Texas, and NPI 1619666260, issued on May 1, 2023. Check the license (Texas 1143191, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alexandra Castorena Villarreal
- Credential
- PNP
- Primary taxonomy
- Pediatric Nurse Practitioner 363LP0200X
- License number
- 1143191 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5430 Fredericksburg RD Ste 508, San Antonio, TX 78229
- Phone
- (210) 614-5539
- Enumerated
- May 1, 2023
- Record last updated
- Jan 8, 2025
- Entity
- Type 1 · individual
8 nearest pediatric nurse practitioner records → All 2,220 in Texas → Look up another NPI →
Also registered at 5430 Fredericksburg RD Ste 508
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dominique A Hunter, NNP-BCNeonatal Nurse Practitioner1164280780
- Marion Acheson-Silver, MS, RN, NNP-BCNeonatal Nurse Practitioner1073867057
- Faleigh Agonis, NPNeonatal Nurse Practitioner1134897861
- Melissa Althouse, MDNeonatal-Perinatal Medicine Physician1083957922
- Christine Aune, M.D.Neonatal-Perinatal Medicine Physician1750481792
- Suzanne Backenstose, NNPNeonatal Nurse Practitioner1447266457
Verify Alexandra Castorena Villarreal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 1143191Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $31.81
2 payments; by number, the most common kind was food and beverage; the largest payer was Ironshore Pharmaceuticals Inc. The 7,169 providers of this specialty with any payment received $330.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Alexandra Castorena Villarreal among 2,220 pediatric nurse practitioner records in Texas
Alexandra Castorena Villarreal, PNP is one of 2,220 pediatric nurse practitioner records with a practice address in Texas. 42% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 86% of them.
- NPI issued2023 · 86% of these records are older, 10% newer
- In a Medicare fileYes · 42% of these records are
- In the CMS Doctors and Clinicians fileNo · 9% of these records are
- Record last updated2025 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0200X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Nurse Practitioner providers in Texas
There are 2,220 pediatric nurse practitioner records in Texas.
All 2,220 in Texas → Every provider in San Antonio → Pediatric Nurse Practitioner nationwide →
The 8 pediatric nurse practitioner records with the nearest ZIP codes
- Patricia Amerson, NPSan Antonio, TX 782291508971425
- Susan Carvajal, PNPSan Antonio, TX 782291366559346
- Deneise Conrad, RN, CPNPSan Antonio, TX 782291801060256
- Jane Derby, RNC,MSN, CPNP, NNPSan Antonio, TX 782291750303889
- Dorinda Escamilla-Padilla, PNPSan Antonio, TX 782291326370404
- Julie Garcia, NPSan Antonio, TX 782291295873966
- Nicole Lavin, DNP, CPNPSan Antonio, TX 782291790952877
- Amanda Loquias, MSNSan Antonio, TX 782291215044292
Common questions
What is Alexandra Castorena Villarreal, PNP's NPI number?
Alexandra Castorena Villarreal, PNP's National Provider Identifier (NPI) is 1619666260, issued on May 1, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Alexandra Castorena Villarreal, PNP located?
The NPPES record lists a practice address at 5430 Fredericksburg RD Ste 508, San Antonio, TX, 78229. Phone: (210) 614-5539. Providers update this record themselves, so call before visiting.
How can I verify Alexandra Castorena Villarreal, PNP's license?
NPPES lists Texas license number 1143191, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.