NPPES file of Aug 9, 2026

Sonia Villarreal, PA-C

Medical Physician Assistant · San Antonio, TX

Sonia Villarreal, PA-C is a medical physician assistant with a practice address in San Antonio, Texas, and NPI 1336563097, issued on Feb 14, 2014. Check the license (Texas PA08888, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1336563097
Name
Sonia Villarreal
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
PA08888 TX
Self-reported in NPPES; status is on the state search
Practice location
4203 E Southcross Blvd, San Antonio, TX 78222
Phone
(210) 222-0333
Enumerated
Feb 14, 2014
Record last updated
Feb 16, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(210) 928-4837
Medicaid ID
339059301 TX
Medicare enrollment
Enrolled (PECOS I20140722000801); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4203 E Southcross Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ninza Sanchez, MDInternal Medicine Physician1992784078

Verify Sonia Villarreal in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license PA08888
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.1 times the Medicare Part D claims of the average medical physician assistant in 2024

2,447 Medicare Part D claims for 419 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 13 claims were for opioids.

  1. Sonia Villarreal2,447
  2. Specialty average1,148

Most prescribed

  1. Amlodipine Besylate124 claims
  2. Atorvastatin Calcium122 claims
  3. Losartan Potassium94 claims
  4. Levothyroxine Sodium92 claims
  5. Rosuvastatin Calcium88 claims
  6. Montelukast Sodium78 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Physician Primecare, IncHelotes, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sonia Villarreal among 2,146 medical physician assistant records in Texas

Sonia Villarreal, PA-C is one of 2,146 medical physician assistant records with a practice address in Texas. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 62% of them.

  • NPI issued2014 · 62% of these records are older, 33% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 44% of these records are
  • Graduated2013 · median 2012 among the 953 with a school on file
  • Record last updated2015 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Texas

There are 2,146 medical physician assistant records in Texas.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Kimberly Lasswell, P.A.San Antonio, TX 782221306078886
  2. Daniella Afnani, PHYSICIAN ASSISTANTSan Antonio, TX 782211417269069
  3. Juan Morin, PA-CSan Antonio, TX 782211477700359
  4. Kerry Olenick, PA-CSan Antonio, TX 782211326449869
  5. Sarah Brown, PA-CSan Antonio, TX 782181578937108
  6. Roberto Corral, PASan Antonio, TX 782261528065224
  7. Tanya Gaines, PASan Antonio, TX 782181699174722
  8. Carlos Guerrero, P.A.San Antonio, TX 782181659798833

Common questions

What is Sonia Villarreal, PA-C's NPI number?

Sonia Villarreal, PA-C's National Provider Identifier (NPI) is 1336563097, issued on Feb 14, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Sonia Villarreal, PA-C located?

The NPPES record lists a practice address at 4203 E Southcross Blvd, San Antonio, TX, 78222. Phone: (210) 222-0333. Providers update this record themselves, so call before visiting.

How can I verify Sonia Villarreal, PA-C's license?

NPPES lists Texas license number PA08888, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Sonia Villarreal, PA-C prescribe under Medicare Part D?

In 2024, Sonia Villarreal, PA-C had 2,447 Medicare Part D claims for 419 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions 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.